{"version":"1.0.0","segments":[{"speaker":"Wojciech Wegrzynski","startTime":0.005,"endTime":1.085,"body":"Hello"},{"speaker":"Wojciech Wegrzynski","startTime":0.005,"endTime":1.085,"body":"and welcome to the Fire"},{"speaker":"Wojciech Wegrzynski","startTime":1.085,"endTime":4.441,"body":"Science Show session 30"},{"speaker":"Wojciech Wegrzynski","startTime":1.085,"endTime":4.441,"body":"wow this goes so quickly."},{"speaker":"Wojciech Wegrzynski","startTime":5.235,"endTime":5.745,"body":"Today."},{"speaker":"Wojciech Wegrzynski","startTime":5.795,"endTime":9.425,"body":"we're celebrating a new"},{"speaker":"Wojciech Wegrzynski","startTime":5.795,"endTime":9.425,"body":"achievement by my team and"},{"speaker":"Wojciech Wegrzynski","startTime":9.425,"endTime":12.655,"body":"a team of my dear colleague,"},{"speaker":"Wojciech Wegrzynski","startTime":9.425,"endTime":12.655,"body":"professor Lucas Arnold from"},{"speaker":"Wojciech Wegrzynski","startTime":12.655,"endTime":16.048,"body":"Germany And it's hard to call"},{"speaker":"Wojciech Wegrzynski","startTime":12.655,"endTime":16.048,"body":"it the achievement yet, but"},{"speaker":"Wojciech Wegrzynski","startTime":16.048,"endTime":19.318,"body":"it's definitely a good step"},{"speaker":"Wojciech Wegrzynski","startTime":16.048,"endTime":19.318,"body":"towards a better future."},{"speaker":"Wojciech Wegrzynski","startTime":19.798,"endTime":22.348,"body":"And that is we've"},{"speaker":"Wojciech Wegrzynski","startTime":19.798,"endTime":22.348,"body":"got a grant together."},{"speaker":"Wojciech Wegrzynski","startTime":22.751,"endTime":24.867,"body":"We've got the quite a"},{"speaker":"Wojciech Wegrzynski","startTime":22.751,"endTime":24.867,"body":"prestigious grant from the"},{"speaker":"Wojciech Wegrzynski","startTime":24.867,"endTime":29.517,"body":"Polish national sense of science"},{"speaker":"Wojciech Wegrzynski","startTime":24.867,"endTime":29.517,"body":"NCN and the German DFG agency,"},{"speaker":"Wojciech Wegrzynski","startTime":29.731,"endTime":32.131,"body":", to research visibility in smoke."},{"speaker":"Wojciech Wegrzynski","startTime":32.131,"endTime":34.681,"body":"And that makes me so excited"},{"speaker":"Wojciech Wegrzynski","startTime":32.131,"endTime":34.681,"body":"because that's a subject"},{"speaker":"Wojciech Wegrzynski","startTime":34.681,"endTime":37.474,"body":"that was with me through"},{"speaker":"Wojciech Wegrzynski","startTime":34.681,"endTime":37.474,"body":"my whole scientific career."},{"speaker":"Wojciech Wegrzynski","startTime":37.474,"endTime":40.894,"body":"More or less, I've spent so"},{"speaker":"Wojciech Wegrzynski","startTime":37.474,"endTime":40.894,"body":"much time investigating how"},{"speaker":"Wojciech Wegrzynski","startTime":40.894,"endTime":45.754,"body":"it's being applied in modern"},{"speaker":"Wojciech Wegrzynski","startTime":40.894,"endTime":45.754,"body":"fire science engineering and,"},{"speaker":"Wojciech Wegrzynski","startTime":45.834,"endTime":48.924,"body":"unfortunately we found more"},{"speaker":"Wojciech Wegrzynski","startTime":45.834,"endTime":48.924,"body":"problems than good things about"},{"speaker":"Wojciech Wegrzynski","startTime":49.254,"endTime":50.754,"body":"the model that is used today."},{"speaker":"Wojciech Wegrzynski","startTime":51.144,"endTime":55.014,"body":"And yeah, we were thinking"},{"speaker":"Wojciech Wegrzynski","startTime":51.144,"endTime":55.014,"body":"about this writing papers"},{"speaker":"Wojciech Wegrzynski","startTime":55.014,"endTime":56.694,"body":"about it, discussing it."},{"speaker":"Wojciech Wegrzynski","startTime":56.724,"endTime":58.374,"body":"And from all of"},{"speaker":"Wojciech Wegrzynski","startTime":56.724,"endTime":58.374,"body":"these discussions, we"},{"speaker":"Wojciech Wegrzynski","startTime":58.374,"endTime":59.394,"body":"came to conclusion."},{"speaker":"Wojciech Wegrzynski","startTime":59.694,"endTime":62.244,"body":"This needs to be"},{"speaker":"Wojciech Wegrzynski","startTime":59.694,"endTime":62.244,"body":"done from the start."},{"speaker":"Wojciech Wegrzynski","startTime":62.604,"endTime":66.164,"body":"This needs to be completely"},{"speaker":"Wojciech Wegrzynski","startTime":62.604,"endTime":66.164,"body":"redone from the fundamental"},{"speaker":"Wojciech Wegrzynski","startTime":66.189,"endTime":69.081,"body":"experiments that led to the"},{"speaker":"Wojciech Wegrzynski","startTime":66.189,"endTime":69.081,"body":"emergence of this model."},{"speaker":"Wojciech Wegrzynski","startTime":69.411,"endTime":72.418,"body":"Exactly one year ago, we've"},{"speaker":"Wojciech Wegrzynski","startTime":69.411,"endTime":72.418,"body":"spent so much time with Lucas"},{"speaker":"Wojciech Wegrzynski","startTime":72.418,"endTime":73.768,"body":"writing the grant proposal."},{"speaker":"Wojciech Wegrzynski","startTime":73.768,"endTime":76.351,"body":"It was one of the most"},{"speaker":"Wojciech Wegrzynski","startTime":73.768,"endTime":76.351,"body":"intensive, parts of my"},{"speaker":"Wojciech Wegrzynski","startTime":76.351,"endTime":79.584,"body":"scientific career, but,"},{"speaker":"Wojciech Wegrzynski","startTime":76.351,"endTime":79.584,"body":"uh, we really got something"},{"speaker":"Wojciech Wegrzynski","startTime":79.584,"endTime":83.594,"body":"nice and the reviewer"},{"speaker":"Wojciech Wegrzynski","startTime":79.584,"endTime":83.594,"body":"said it is a very nice."},{"speaker":"Wojciech Wegrzynski","startTime":84.124,"endTime":86.994,"body":"The funding agencies"},{"speaker":"Wojciech Wegrzynski","startTime":84.124,"endTime":86.994,"body":"said, okay, we'll fund it."},{"speaker":"Wojciech Wegrzynski","startTime":87.024,"endTime":90.598,"body":"And here we are on the"},{"speaker":"Wojciech Wegrzynski","startTime":87.024,"endTime":90.598,"body":"brink of new epoch for"},{"speaker":"Wojciech Wegrzynski","startTime":91.198,"endTime":92.518,"body":"visibility and smoke modeling."},{"speaker":"Wojciech Wegrzynski","startTime":92.518,"endTime":95.488,"body":"I hope it will be as good"},{"speaker":"Wojciech Wegrzynski","startTime":92.518,"endTime":95.488,"body":"as, as we make it look."},{"speaker":"Wojciech Wegrzynski","startTime":95.981,"endTime":99.551,"body":"So in today's episode, we"},{"speaker":"Wojciech Wegrzynski","startTime":95.981,"endTime":99.551,"body":"want to celebrate this."},{"speaker":"Wojciech Wegrzynski","startTime":99.581,"endTime":101.861,"body":"We want to share this with you."},{"speaker":"Wojciech Wegrzynski","startTime":102.281,"endTime":103.761,"body":"We want to tell you about."},{"speaker":"Wojciech Wegrzynski","startTime":104.406,"endTime":108.446,"body":"How this grant was born, what"},{"speaker":"Wojciech Wegrzynski","startTime":104.406,"endTime":108.446,"body":"were the fundamental issues"},{"speaker":"Wojciech Wegrzynski","startTime":108.446,"endTime":111.566,"body":"with visibility and smoke"},{"speaker":"Wojciech Wegrzynski","startTime":108.446,"endTime":111.566,"body":"model that we felt that it is"},{"speaker":"Wojciech Wegrzynski","startTime":111.566,"endTime":114.086,"body":"necessary to do it from scratch?"},{"speaker":"Wojciech Wegrzynski","startTime":114.546,"endTime":119.248,"body":"What are we planning in the"},{"speaker":"Wojciech Wegrzynski","startTime":114.546,"endTime":119.248,"body":"experiment and, How this"},{"speaker":"Wojciech Wegrzynski","startTime":119.308,"endTime":122.818,"body":"may be useful even beyond"},{"speaker":"Wojciech Wegrzynski","startTime":119.308,"endTime":122.818,"body":"what we've applied for and"},{"speaker":"Wojciech Wegrzynski","startTime":122.818,"endTime":125.398,"body":"all of these things look"},{"speaker":"Wojciech Wegrzynski","startTime":122.818,"endTime":125.398,"body":"very, very interesting."},{"speaker":"Wojciech Wegrzynski","startTime":125.758,"endTime":128.458,"body":"Now, a few things about my"},{"speaker":"Wojciech Wegrzynski","startTime":125.758,"endTime":128.458,"body":"guests, Lucas, Arnold from,"},{"speaker":"Wojciech Wegrzynski","startTime":128.506,"endTime":132.068,"body":"Juelich Forszungszentrum and,"},{"speaker":"Wojciech Wegrzynski","startTime":128.506,"endTime":132.068,"body":"from the University of Wuppertal"},{"speaker":"Wojciech Wegrzynski","startTime":132.348,"endTime":135.438,"body":"is actually a physicist that"},{"speaker":"Wojciech Wegrzynski","startTime":132.348,"endTime":135.438,"body":"came into the field of fires."},{"speaker":"Wojciech Wegrzynski","startTime":135.893,"endTime":138.923,"body":"So it's much better at"},{"speaker":"Wojciech Wegrzynski","startTime":135.893,"endTime":138.923,"body":"understanding the fundamental of"},{"speaker":"Wojciech Wegrzynski","startTime":138.923,"endTime":140.513,"body":"physical models that then I am."},{"speaker":"Wojciech Wegrzynski","startTime":140.513,"endTime":142.783,"body":"And that makes me"},{"speaker":"Wojciech Wegrzynski","startTime":140.513,"endTime":142.783,"body":"actually very happy in the"},{"speaker":"Wojciech Wegrzynski","startTime":142.793,"endTime":144.053,"body":"relation to this grant."},{"speaker":"Wojciech Wegrzynski","startTime":144.473,"endTime":149.479,"body":"Lucas is also known for"},{"speaker":"Wojciech Wegrzynski","startTime":144.473,"endTime":149.479,"body":"his , skills and, his"},{"speaker":"Wojciech Wegrzynski","startTime":149.503,"endTime":152.713,"body":"activities in the field of"},{"speaker":"Wojciech Wegrzynski","startTime":149.503,"endTime":152.713,"body":"computational fire modeling."},{"speaker":"Wojciech Wegrzynski","startTime":153.268,"endTime":156.388,"body":"If you have ever heard about"},{"speaker":"Wojciech Wegrzynski","startTime":153.268,"endTime":156.388,"body":"the Juelich Summer School on"},{"speaker":"Wojciech Wegrzynski","startTime":156.388,"endTime":158.768,"body":"FDS, he's the creator of that."},{"speaker":"Wojciech Wegrzynski","startTime":158.768,"endTime":161.708,"body":"And I would highly recommend"},{"speaker":"Wojciech Wegrzynski","startTime":158.768,"endTime":161.708,"body":"to have your eyes open because"},{"speaker":"Wojciech Wegrzynski","startTime":161.708,"endTime":164.708,"body":"I think there may be a new"},{"speaker":"Wojciech Wegrzynski","startTime":161.708,"endTime":164.708,"body":"edition over the corner."},{"speaker":"Wojciech Wegrzynski","startTime":165.398,"endTime":168.181,"body":"And, Lucas is also so"},{"speaker":"Wojciech Wegrzynski","startTime":165.398,"endTime":168.181,"body":"skilled with, programming"},{"speaker":"Wojciech Wegrzynski","startTime":168.181,"endTime":170.911,"body":"and, developing new models"},{"speaker":"Wojciech Wegrzynski","startTime":168.181,"endTime":170.911,"body":"and all of them are open"},{"speaker":"Wojciech Wegrzynski","startTime":170.911,"endTime":174.001,"body":"source, so absolutely need"},{"speaker":"Wojciech Wegrzynski","startTime":170.911,"endTime":174.001,"body":"to check his repository."},{"speaker":"Wojciech Wegrzynski","startTime":174.001,"endTime":176.101,"body":"And this is the skillset."},{"speaker":"Wojciech Wegrzynski","startTime":176.801,"endTime":181.148,"body":"Compliments, , our capabilities"},{"speaker":"Wojciech Wegrzynski","startTime":176.801,"endTime":181.148,"body":"at ITB where we focus mostly"},{"speaker":"Wojciech Wegrzynski","startTime":181.148,"endTime":183.158,"body":"on experimental fire science."},{"speaker":"Wojciech Wegrzynski","startTime":183.398,"endTime":186.098,"body":"So if I got your attention"},{"speaker":"Wojciech Wegrzynski","startTime":183.398,"endTime":186.098,"body":"and you're eager to, learn"},{"speaker":"Wojciech Wegrzynski","startTime":186.548,"endTime":189.998,"body":"about how are we going to try"},{"speaker":"Wojciech Wegrzynski","startTime":186.548,"endTime":189.998,"body":"it and change the visibility"},{"speaker":"Wojciech Wegrzynski","startTime":189.998,"endTime":192.227,"body":"and smoke model, lets"},{"speaker":"Wojciech Wegrzynski","startTime":189.998,"endTime":192.227,"body":"spin the intro and lets go"},{"speaker":"Wojciech Wegrzynski","startTime":215.414,"endTime":216.734,"body":"welcome to Fire Science Show."},{"speaker":"Wojciech Wegrzynski","startTime":216.974,"endTime":220.224,"body":"I am today with my good"},{"speaker":"Wojciech Wegrzynski","startTime":216.974,"endTime":220.224,"body":"friend, Lucas Arnold."},{"speaker":"Wojciech Wegrzynski","startTime":220.274,"endTime":221.034,"body":"Hey Lucas"},{"speaker":"Lukas Arnold","startTime":221.674,"endTime":222.624,"body":"Hi Wojciech."},{"speaker":"Wojciech Wegrzynski","startTime":222.624,"endTime":224.114,"body":"And we"},{"speaker":"Wojciech Wegrzynski","startTime":222.624,"endTime":224.114,"body":"are here because we got it."},{"speaker":"Wojciech Wegrzynski","startTime":224.114,"endTime":225.554,"body":"Yes, Lucas, we got it."},{"speaker":"Lukas Arnold","startTime":225.563,"endTime":226.182,"body":"Yes."},{"speaker":"Wojciech Wegrzynski","startTime":226.589,"endTime":228.766,"body":"We"},{"speaker":"Wojciech Wegrzynski","startTime":226.589,"endTime":228.766,"body":"got, quite a nice grant,"},{"speaker":"Wojciech Wegrzynski","startTime":228.817,"endTime":231.793,"body":"from, uh, Polish and"},{"speaker":"Wojciech Wegrzynski","startTime":228.817,"endTime":231.793,"body":"German funding agencies."},{"speaker":"Wojciech Wegrzynski","startTime":231.793,"endTime":233.113,"body":"NCN and DFG to."},{"speaker":"Wojciech Wegrzynski","startTime":233.544,"endTime":238.27,"body":"Help us or allow us to pursue"},{"speaker":"Wojciech Wegrzynski","startTime":233.544,"endTime":238.27,"body":"a completely new approach for"},{"speaker":"Wojciech Wegrzynski","startTime":238.27,"endTime":240.01,"body":"modeling visibility in smoke."},{"speaker":"Wojciech Wegrzynski","startTime":240.01,"endTime":243.006,"body":"And, that makes me very excited."},{"speaker":"Wojciech Wegrzynski","startTime":243.186,"endTime":243.797,"body":"How about you?"},{"speaker":"Lukas Arnold","startTime":244.276,"endTime":244.996,"body":"Yeah, me too."},{"speaker":"Lukas Arnold","startTime":245.026,"endTime":247.516,"body":"So this is a really a"},{"speaker":"Lukas Arnold","startTime":245.026,"endTime":247.516,"body":"good achievement for us."},{"speaker":"Lukas Arnold","startTime":247.843,"endTime":250.066,"body":"it's, we are also"},{"speaker":"Lukas Arnold","startTime":247.843,"endTime":250.066,"body":"a very young group."},{"speaker":"Lukas Arnold","startTime":250.216,"endTime":251.746,"body":"So this is really, really good."},{"speaker":"Lukas Arnold","startTime":251.746,"endTime":253.686,"body":"So this will now"},{"speaker":"Lukas Arnold","startTime":251.746,"endTime":253.686,"body":"allow us to do things."},{"speaker":"Lukas Arnold","startTime":254.176,"endTime":256.516,"body":"Couldn't do before, because"},{"speaker":"Lukas Arnold","startTime":254.176,"endTime":256.516,"body":"well, eventually in the"},{"speaker":"Lukas Arnold","startTime":256.516,"endTime":259.456,"body":"end you have to pay for all"},{"speaker":"Lukas Arnold","startTime":256.516,"endTime":259.456,"body":"the stuff you want to do."},{"speaker":"Lukas Arnold","startTime":259.546,"endTime":262.276,"body":"even if it's just theory,"},{"speaker":"Lukas Arnold","startTime":259.546,"endTime":262.276,"body":"you have to have people to"},{"speaker":"Lukas Arnold","startTime":262.276,"endTime":264.166,"body":"do it to implement the ideas."},{"speaker":"Lukas Arnold","startTime":264.166,"endTime":265.764,"body":"And So I'm really"},{"speaker":"Lukas Arnold","startTime":264.166,"endTime":265.764,"body":"much looking forward."},{"speaker":"Lukas Arnold","startTime":265.824,"endTime":268.764,"body":"And I think the collaboration"},{"speaker":"Lukas Arnold","startTime":265.824,"endTime":268.764,"body":"like having two partners"},{"speaker":"Lukas Arnold","startTime":268.804,"endTime":273.478,"body":"focusing on numerics and"},{"speaker":"Lukas Arnold","startTime":268.804,"endTime":273.478,"body":"experiment is in natural."},{"speaker":"Lukas Arnold","startTime":273.568,"endTime":274.018,"body":"Good."},{"speaker":"Lukas Arnold","startTime":274.066,"endTime":274.696,"body":"Combination."},{"speaker":"Wojciech Wegrzynski","startTime":274.996,"endTime":277.126,"body":"yes, it's"},{"speaker":"Wojciech Wegrzynski","startTime":274.996,"endTime":277.126,"body":"going to be very exciting."},{"speaker":"Wojciech Wegrzynski","startTime":277.396,"endTime":280.156,"body":"You're going to learn, or"},{"speaker":"Wojciech Wegrzynski","startTime":277.396,"endTime":280.156,"body":"you're going to hear a lot"},{"speaker":"Wojciech Wegrzynski","startTime":280.156,"endTime":284.226,"body":"about this project today and,"},{"speaker":"Wojciech Wegrzynski","startTime":280.156,"endTime":284.226,"body":"quick announcement where we"},{"speaker":"Wojciech Wegrzynski","startTime":284.226,"endTime":286.636,"body":"will be looking for post-docs."},{"speaker":"Wojciech Wegrzynski","startTime":287.026,"endTime":289.426,"body":"So I am going to have"},{"speaker":"Wojciech Wegrzynski","startTime":287.026,"endTime":289.426,"body":"a postdoc position for"},{"speaker":"Wojciech Wegrzynski","startTime":289.426,"endTime":290.566,"body":"my experimental part."},{"speaker":"Wojciech Wegrzynski","startTime":290.566,"endTime":293.446,"body":"And Lucas is going"},{"speaker":"Wojciech Wegrzynski","startTime":290.566,"endTime":293.446,"body":"to have a one or two."},{"speaker":"Wojciech Wegrzynski","startTime":293.476,"endTime":294.226,"body":"How many of you have"},{"speaker":"Wojciech Wegrzynski","startTime":294.693,"endTime":295.083,"body":"one"},{"speaker":"Lukas Arnold","startTime":295.126,"endTime":297.453,"body":"One post-doc"},{"speaker":"Lukas Arnold","startTime":295.126,"endTime":297.453,"body":"the application is on"},{"speaker":"Lukas Arnold","startTime":297.453,"endTime":298.443,"body":"my desk over there."},{"speaker":"Lukas Arnold","startTime":298.443,"endTime":301.773,"body":"So it's going to be out"},{"speaker":"Lukas Arnold","startTime":298.443,"endTime":301.773,"body":"in the next few days or"},{"speaker":"Lukas Arnold","startTime":302.103,"endTime":303.483,"body":"depending on the internals."},{"speaker":"Wojciech Wegrzynski","startTime":303.504,"endTime":305.093,"body":"So,"},{"speaker":"Wojciech Wegrzynski","startTime":303.504,"endTime":305.093,"body":"if you like what you hear,"},{"speaker":"Wojciech Wegrzynski","startTime":305.093,"endTime":305.993,"body":"you can work with us."},{"speaker":"Wojciech Wegrzynski","startTime":306.323,"endTime":306.923,"body":"That's a hint."},{"speaker":"Wojciech Wegrzynski","startTime":307.373,"endTime":307.643,"body":"Okay."},{"speaker":"Wojciech Wegrzynski","startTime":307.643,"endTime":309.083,"body":"So let's move to the topic."},{"speaker":"Wojciech Wegrzynski","startTime":309.113,"endTime":313.559,"body":"The name of our grant is"},{"speaker":"Wojciech Wegrzynski","startTime":309.113,"endTime":313.559,"body":"Visibility Prediction Framework."},{"speaker":"Wojciech Wegrzynski","startTime":314.079,"endTime":316.598,"body":"next generation model"},{"speaker":"Wojciech Wegrzynski","startTime":314.079,"endTime":316.598,"body":"for visibility in smoke"},{"speaker":"Wojciech Wegrzynski","startTime":316.598,"endTime":317.698,"body":"in built environment."},{"speaker":"Wojciech Wegrzynski","startTime":318.178,"endTime":320.958,"body":"And that was the fancy"},{"speaker":"Wojciech Wegrzynski","startTime":318.178,"endTime":320.958,"body":"title we, came up with."},{"speaker":"Wojciech Wegrzynski","startTime":320.968,"endTime":324.028,"body":"and, uh, yeah, the idea"},{"speaker":"Wojciech Wegrzynski","startTime":320.968,"endTime":324.028,"body":"is there, we need a new"},{"speaker":"Wojciech Wegrzynski","startTime":324.028,"endTime":329.308,"body":"generation of visibility in"},{"speaker":"Wojciech Wegrzynski","startTime":324.028,"endTime":329.308,"body":"smoke models because from what"},{"speaker":"Wojciech Wegrzynski","startTime":329.398,"endTime":333.208,"body":"we think the current models"},{"speaker":"Wojciech Wegrzynski","startTime":329.398,"endTime":333.208,"body":"do not really work well."},{"speaker":"Wojciech Wegrzynski","startTime":333.658,"endTime":334.918,"body":"What's your opinion Lucas."},{"speaker":"Wojciech Wegrzynski","startTime":335.021,"endTime":336.371,"body":"Are you happy with"},{"speaker":"Wojciech Wegrzynski","startTime":335.021,"endTime":336.371,"body":"existing models?"},{"speaker":"Lukas Arnold","startTime":336.404,"endTime":339.678,"body":"It probably needs"},{"speaker":"Lukas Arnold","startTime":336.404,"endTime":339.678,"body":"to start, even further out."},{"speaker":"Wojciech Wegrzynski","startTime":339.683,"endTime":340.043,"body":"Yeah."},{"speaker":"Lukas Arnold","startTime":340.061,"endTime":342.338,"body":"I'm a physicist,"},{"speaker":"Lukas Arnold","startTime":340.061,"endTime":342.338,"body":"so I'm more interested in"},{"speaker":"Lukas Arnold","startTime":342.338,"endTime":346.164,"body":"really what's physically going"},{"speaker":"Lukas Arnold","startTime":342.338,"endTime":346.164,"body":"on, but when you are designing"},{"speaker":"Lukas Arnold","startTime":346.164,"endTime":350.634,"body":"buildings and assess life"},{"speaker":"Lukas Arnold","startTime":346.164,"endTime":350.634,"body":"safety, then you often see that"},{"speaker":"Lukas Arnold","startTime":350.634,"endTime":352.044,"body":"visibility is one of the issues."},{"speaker":"Lukas Arnold","startTime":352.044,"endTime":353.824,"body":"One of tenability"},{"speaker":"Lukas Arnold","startTime":352.044,"endTime":353.824,"body":"criteria does it."},{"speaker":"Lukas Arnold","startTime":354.933,"endTime":358.023,"body":"And what makes different"},{"speaker":"Lukas Arnold","startTime":354.933,"endTime":358.023,"body":"to other things like gas"},{"speaker":"Lukas Arnold","startTime":358.023,"endTime":361.273,"body":"temperature or radiation"},{"speaker":"Lukas Arnold","startTime":358.023,"endTime":361.273,"body":"is that visibility is"},{"speaker":"Lukas Arnold","startTime":361.273,"endTime":363.733,"body":"something that is way more"},{"speaker":"Lukas Arnold","startTime":361.273,"endTime":363.733,"body":"complex than the other ones."},{"speaker":"Lukas Arnold","startTime":363.913,"endTime":364.153,"body":"Okay."},{"speaker":"Lukas Arnold","startTime":364.213,"endTime":364.483,"body":"Yeah."},{"speaker":"Lukas Arnold","startTime":364.783,"endTime":368.316,"body":"Not talking about the physical"},{"speaker":"Lukas Arnold","startTime":364.783,"endTime":368.316,"body":"details, but in, visibility"},{"speaker":"Lukas Arnold","startTime":368.316,"endTime":371.216,"body":"you have to take care about"},{"speaker":"Lukas Arnold","startTime":368.316,"endTime":371.216,"body":"first of all, how your"},{"speaker":"Lukas Arnold","startTime":371.216,"endTime":375.146,"body":"aerosols , soot, is transported,"},{"speaker":"Lukas Arnold","startTime":371.216,"endTime":375.146,"body":"how has it get generated?"},{"speaker":"Lukas Arnold","startTime":375.146,"endTime":376.436,"body":"What forms does it have?"},{"speaker":"Lukas Arnold","startTime":376.436,"endTime":376.906,"body":"And so on."},{"speaker":"Lukas Arnold","startTime":378.146,"endTime":381.259,"body":"But on the other hand, what"},{"speaker":"Lukas Arnold","startTime":378.146,"endTime":381.259,"body":"you're interested in is not"},{"speaker":"Lukas Arnold","startTime":381.259,"endTime":384.889,"body":"only the soot concentration"},{"speaker":"Lukas Arnold","startTime":381.259,"endTime":384.889,"body":"or whatever you locally"},{"speaker":"Lukas Arnold","startTime":384.949,"endTime":388.609,"body":"have in your room, but how"},{"speaker":"Lukas Arnold","startTime":384.949,"endTime":388.609,"body":"does this impact the humans?"},{"speaker":"Lukas Arnold","startTime":388.939,"endTime":393.346,"body":"Will I, during a fire,"},{"speaker":"Lukas Arnold","startTime":388.939,"endTime":393.346,"body":"be able to see that sign?"},{"speaker":"Lukas Arnold","startTime":393.806,"endTime":397.521,"body":"And this is where physics"},{"speaker":"Lukas Arnold","startTime":393.806,"endTime":397.521,"body":"is lost or at least this is"},{"speaker":"Lukas Arnold","startTime":397.521,"endTime":398.841,"body":"where humans come into play."},{"speaker":"Lukas Arnold","startTime":398.961,"endTime":399.321,"body":"Okay."},{"speaker":"Lukas Arnold","startTime":399.351,"endTime":402.501,"body":"With the, so how does"},{"speaker":"Lukas Arnold","startTime":399.351,"endTime":402.501,"body":"it perceive the side?"},{"speaker":"Lukas Arnold","startTime":402.501,"endTime":403.281,"body":"Is it now?"},{"speaker":"Lukas Arnold","startTime":403.311,"endTime":404.151,"body":"Is it visible?"},{"speaker":"Lukas Arnold","startTime":404.181,"endTime":406.841,"body":"Can they really get the"},{"speaker":"Lukas Arnold","startTime":404.181,"endTime":406.841,"body":"information that the sign"},{"speaker":"Lukas Arnold","startTime":406.841,"endTime":408.941,"body":"wants them to have or not?"},{"speaker":"Lukas Arnold","startTime":409.421,"endTime":412.358,"body":"Therefore you see, this"},{"speaker":"Lukas Arnold","startTime":409.421,"endTime":412.358,"body":"is a very complex topic."},{"speaker":"Lukas Arnold","startTime":412.358,"endTime":417.278,"body":"We've got different levels with"},{"speaker":"Lukas Arnold","startTime":412.358,"endTime":417.278,"body":"humans and physics and modeling"},{"speaker":"Wojciech Wegrzynski","startTime":417.338,"endTime":418.868,"body":"and"},{"speaker":"Wojciech Wegrzynski","startTime":417.338,"endTime":418.868,"body":"light and light interaction,"},{"speaker":"Wojciech Wegrzynski","startTime":418.878,"endTime":420.068,"body":"which is also not on"},{"speaker":"Lukas Arnold","startTime":420.398,"endTime":420.968,"body":"Exactly."},{"speaker":"Lukas Arnold","startTime":420.998,"endTime":421.388,"body":"Yeah."},{"speaker":"Lukas Arnold","startTime":421.764,"endTime":424.734,"body":"So there are a lot of things"},{"speaker":"Lukas Arnold","startTime":421.764,"endTime":424.734,"body":"and I think right now,"},{"speaker":"Lukas Arnold","startTime":424.834,"endTime":428.494,"body":", there's a lot of room for"},{"speaker":"Lukas Arnold","startTime":424.834,"endTime":428.494,"body":"improvement on many scales."},{"speaker":"Lukas Arnold","startTime":428.554,"endTime":430.324,"body":"We see that we cannot reproduce."},{"speaker":"Lukas Arnold","startTime":430.791,"endTime":435.701,"body":"light, absorption in room-scale,"},{"speaker":"Lukas Arnold","startTime":430.791,"endTime":435.701,"body":"simulations or together with"},{"speaker":"Lukas Arnold","startTime":435.701,"endTime":437.261,"body":"the experiments that we did."},{"speaker":"Lukas Arnold","startTime":437.831,"endTime":440.381,"body":"And, when you go back,"},{"speaker":"Lukas Arnold","startTime":437.831,"endTime":440.381,"body":"this, Wojciech your part."},{"speaker":"Lukas Arnold","startTime":440.381,"endTime":442.541,"body":"I don't want to talk too"},{"speaker":"Lukas Arnold","startTime":440.381,"endTime":442.541,"body":"much about that, but like"},{"speaker":"Lukas Arnold","startTime":442.571,"endTime":445.551,"body":"how many, how do people"},{"speaker":"Lukas Arnold","startTime":442.571,"endTime":445.551,"body":"perceive these things?"},{"speaker":"Lukas Arnold","startTime":445.941,"endTime":449.631,"body":"Everything, probably most"},{"speaker":"Lukas Arnold","startTime":445.941,"endTime":449.631,"body":"of the audience knows Jin's"},{"speaker":"Lukas Arnold","startTime":449.651,"endTime":452.458,"body":"experiments, which are the"},{"speaker":"Lukas Arnold","startTime":449.651,"endTime":452.458,"body":"base for everything right"},{"speaker":"Lukas Arnold","startTime":452.458,"endTime":456.374,"body":"now, uh, regarding visibility,"},{"speaker":"Lukas Arnold","startTime":452.458,"endTime":456.374,"body":"how humans perceive signs and"},{"speaker":"Lukas Arnold","startTime":456.374,"endTime":458.224,"body":"so on, and this is now old."},{"speaker":"Wojciech Wegrzynski","startTime":458.434,"endTime":459.814,"body":"From my perspective."},{"speaker":"Wojciech Wegrzynski","startTime":459.844,"endTime":463.928,"body":"the reason why in general, my,"},{"speaker":"Wojciech Wegrzynski","startTime":459.844,"endTime":463.928,"body":"my scientific career , , went"},{"speaker":"Wojciech Wegrzynski","startTime":463.928,"endTime":466.318,"body":"into the route of visibility"},{"speaker":"Wojciech Wegrzynski","startTime":463.928,"endTime":466.318,"body":"and smoke because it's , not"},{"speaker":"Wojciech Wegrzynski","startTime":466.318,"endTime":470.291,"body":"the first time I'm touching the"},{"speaker":"Wojciech Wegrzynski","startTime":466.318,"endTime":470.291,"body":"subject was the fact that every,"},{"speaker":"Wojciech Wegrzynski","startTime":470.471,"endTime":473.801,"body":"like every single building"},{"speaker":"Wojciech Wegrzynski","startTime":470.471,"endTime":473.801,"body":"we have designs, literally"},{"speaker":"Wojciech Wegrzynski","startTime":473.831,"endTime":475.361,"body":"every single one of them."},{"speaker":"Wojciech Wegrzynski","startTime":475.728,"endTime":478.878,"body":"Visibility in smoke"},{"speaker":"Wojciech Wegrzynski","startTime":475.728,"endTime":478.878,"body":"would be the first one of"},{"speaker":"Wojciech Wegrzynski","startTime":478.878,"endTime":480.318,"body":"tenability criterias to fail."},{"speaker":"Wojciech Wegrzynski","startTime":480.926,"endTime":483.446,"body":"When you're doing science"},{"speaker":"Wojciech Wegrzynski","startTime":480.926,"endTime":483.446,"body":"and your visibility goes"},{"speaker":"Wojciech Wegrzynski","startTime":483.446,"endTime":486.956,"body":"down to zero, you can still"},{"speaker":"Wojciech Wegrzynski","startTime":483.446,"endTime":486.956,"body":"investigate temperatures and it"},{"speaker":"Wojciech Wegrzynski","startTime":486.956,"endTime":488.366,"body":"can be interesting and so on."},{"speaker":"Wojciech Wegrzynski","startTime":488.786,"endTime":491.126,"body":"But when you're designing a"},{"speaker":"Wojciech Wegrzynski","startTime":488.786,"endTime":491.126,"body":"building and if visibility"},{"speaker":"Wojciech Wegrzynski","startTime":491.126,"endTime":494.373,"body":"falls below the tenability"},{"speaker":"Wojciech Wegrzynski","startTime":491.126,"endTime":494.373,"body":"criteria, everything else"},{"speaker":"Wojciech Wegrzynski","startTime":494.423,"endTime":495.443,"body":"does not matter anymore."},{"speaker":"Wojciech Wegrzynski","startTime":495.933,"endTime":499.563,"body":"Because you're tenability"},{"speaker":"Wojciech Wegrzynski","startTime":495.933,"endTime":499.563,"body":"criteria has been breached."},{"speaker":"Wojciech Wegrzynski","startTime":500.043,"endTime":502.743,"body":"Your, , your available"},{"speaker":"Wojciech Wegrzynski","startTime":500.043,"endTime":502.743,"body":"safe evacuation time is"},{"speaker":"Wojciech Wegrzynski","startTime":502.743,"endTime":505.503,"body":"now defined by the moment"},{"speaker":"Wojciech Wegrzynski","startTime":502.743,"endTime":505.503,"body":"when this happened."},{"speaker":"Wojciech Wegrzynski","startTime":506.343,"endTime":507.693,"body":"And this is your engineering."},{"speaker":"Wojciech Wegrzynski","startTime":508.648,"endTime":513.734,"body":"In the real building, your"},{"speaker":"Wojciech Wegrzynski","startTime":508.648,"endTime":513.734,"body":"fire safety engineering is"},{"speaker":"Wojciech Wegrzynski","startTime":513.824,"endTime":516.344,"body":"often in fact, visibility"},{"speaker":"Wojciech Wegrzynski","startTime":513.824,"endTime":516.344,"body":"in smoke engineering."},{"speaker":"Wojciech Wegrzynski","startTime":516.374,"endTime":520.358,"body":"Like you are doing things to,"},{"speaker":"Wojciech Wegrzynski","startTime":516.374,"endTime":520.358,"body":"improve this one particular"},{"speaker":"Wojciech Wegrzynski","startTime":520.358,"endTime":521.828,"body":"condition that fails the first."},{"speaker":"Wojciech Wegrzynski","startTime":522.458,"endTime":527.414,"body":"So it has this profound meaning"},{"speaker":"Wojciech Wegrzynski","startTime":522.458,"endTime":527.414,"body":"for the build environment."},{"speaker":"Wojciech Wegrzynski","startTime":527.834,"endTime":532.394,"body":"This is the fire criterion"},{"speaker":"Wojciech Wegrzynski","startTime":527.834,"endTime":532.394,"body":"that defines buildings and."},{"speaker":"Wojciech Wegrzynski","startTime":532.964,"endTime":537.601,"body":"If it is so important to"},{"speaker":"Wojciech Wegrzynski","startTime":532.964,"endTime":537.601,"body":"us, if we truly design all"},{"speaker":"Wojciech Wegrzynski","startTime":537.601,"endTime":541.291,"body":"of our buildings, , based"},{"speaker":"Wojciech Wegrzynski","startTime":537.601,"endTime":541.291,"body":"on this single parameter, I"},{"speaker":"Wojciech Wegrzynski","startTime":541.291,"endTime":544.501,"body":"guess we should be doing that"},{"speaker":"Wojciech Wegrzynski","startTime":541.291,"endTime":544.501,"body":"correctly because otherwise"},{"speaker":"Wojciech Wegrzynski","startTime":544.501,"endTime":546.571,"body":"it would not be a fun story."},{"speaker":"Wojciech Wegrzynski","startTime":546.871,"endTime":550.301,"body":"And the deeper you go into"},{"speaker":"Wojciech Wegrzynski","startTime":546.871,"endTime":550.301,"body":"the literature of, how"},{"speaker":"Wojciech Wegrzynski","startTime":550.301,"endTime":552.121,"body":"this is being modeled, the."},{"speaker":"Wojciech Wegrzynski","startTime":552.652,"endTime":554.482,"body":"Assumptions approximations."},{"speaker":"Wojciech Wegrzynski","startTime":554.482,"endTime":558.472,"body":"You see the more fundamental"},{"speaker":"Wojciech Wegrzynski","startTime":554.482,"endTime":558.472,"body":"magic numbers that come to"},{"speaker":"Wojciech Wegrzynski","startTime":558.472,"endTime":562.739,"body":"the equation to find that a"},{"speaker":"Wojciech Wegrzynski","startTime":558.472,"endTime":562.739,"body":"yield, this one number that"},{"speaker":"Wojciech Wegrzynski","startTime":562.739,"endTime":563.909,"body":"as you said, represents."},{"speaker":"Wojciech Wegrzynski","startTime":564.794,"endTime":569.384,"body":"A hell of a complex physics,"},{"speaker":"Wojciech Wegrzynski","startTime":564.794,"endTime":569.384,"body":"a physics of light smoke"},{"speaker":"Wojciech Wegrzynski","startTime":569.384,"endTime":572.264,"body":"interaction, physics of smoke"},{"speaker":"Wojciech Wegrzynski","startTime":569.384,"endTime":572.264,"body":"movements, smoke production,"},{"speaker":"Wojciech Wegrzynski","startTime":572.744,"endTime":575.234,"body":"physics of the human eye."},{"speaker":"Wojciech Wegrzynski","startTime":575.264,"endTime":579.454,"body":"Even because if you go to"},{"speaker":"Wojciech Wegrzynski","startTime":575.264,"endTime":579.454,"body":"the roots of it, there was"},{"speaker":"Wojciech Wegrzynski","startTime":579.454,"endTime":583.864,"body":"a critical contrast ratio at"},{"speaker":"Wojciech Wegrzynski","startTime":579.454,"endTime":583.864,"body":"some point assumed as a value,"},{"speaker":"Wojciech Wegrzynski","startTime":584.594,"endTime":587.934,"body":", which gave birth to all the"},{"speaker":"Wojciech Wegrzynski","startTime":584.594,"endTime":587.934,"body":"correlations later on, which"},{"speaker":"Wojciech Wegrzynski","startTime":587.934,"endTime":589.464,"body":"we don't even remember anymore."},{"speaker":"Wojciech Wegrzynski","startTime":589.794,"endTime":590.034,"body":"So."},{"speaker":"Wojciech Wegrzynski","startTime":590.309,"endTime":593.132,"body":"for me, I always seen you"},{"speaker":"Wojciech Wegrzynski","startTime":590.309,"endTime":593.132,"body":"know, visibility in smoke"},{"speaker":"Wojciech Wegrzynski","startTime":593.162,"endTime":596.202,"body":"as  on one hand, extremely"},{"speaker":"Wojciech Wegrzynski","startTime":593.162,"endTime":596.202,"body":"complex thing to play."},{"speaker":"Wojciech Wegrzynski","startTime":597.312,"endTime":599.862,"body":"And very interesting,"},{"speaker":"Wojciech Wegrzynski","startTime":597.312,"endTime":599.862,"body":"scientifically fascinating."},{"speaker":"Wojciech Wegrzynski","startTime":600.402,"endTime":602.922,"body":"And on the other hand,"},{"speaker":"Wojciech Wegrzynski","startTime":600.402,"endTime":602.922,"body":"the thing that drives our"},{"speaker":"Wojciech Wegrzynski","startTime":602.922,"endTime":604.512,"body":"buildings drives my design."},{"speaker":"Wojciech Wegrzynski","startTime":604.902,"endTime":608.562,"body":"I am working on optimizing"},{"speaker":"Wojciech Wegrzynski","startTime":604.902,"endTime":608.562,"body":"this particular parameter,"},{"speaker":"Wojciech Wegrzynski","startTime":609.012,"endTime":610.067,"body":"and this is why."},{"speaker":"Wojciech Wegrzynski","startTime":610.067,"endTime":613.749,"body":"When we were discussing this,"},{"speaker":"Wojciech Wegrzynski","startTime":610.067,"endTime":613.749,"body":"it was not even that we need"},{"speaker":"Wojciech Wegrzynski","startTime":613.749,"endTime":614.739,"body":"to improve the current model."},{"speaker":"Wojciech Wegrzynski","startTime":614.769,"endTime":618.999,"body":"Now we need a completely"},{"speaker":"Wojciech Wegrzynski","startTime":614.769,"endTime":618.999,"body":"new generation of the"},{"speaker":"Wojciech Wegrzynski","startTime":618.999,"endTime":621.339,"body":"models, completely new"},{"speaker":"Wojciech Wegrzynski","startTime":618.999,"endTime":621.339,"body":"generation of the models."},{"speaker":"Wojciech Wegrzynski","startTime":621.789,"endTime":626.319,"body":"Yeah, first, before we talk"},{"speaker":"Wojciech Wegrzynski","startTime":621.789,"endTime":626.319,"body":"about what we're gonna try and"},{"speaker":"Wojciech Wegrzynski","startTime":626.319,"endTime":629.319,"body":"improving the model, or how are"},{"speaker":"Wojciech Wegrzynski","startTime":626.319,"endTime":629.319,"body":"we going to try to rebuild it?"},{"speaker":"Wojciech Wegrzynski","startTime":629.769,"endTime":632.769,"body":"Maybe it would be fun for"},{"speaker":"Wojciech Wegrzynski","startTime":629.769,"endTime":632.769,"body":"the audience to summarize"},{"speaker":"Wojciech Wegrzynski","startTime":633.129,"endTime":637.429,"body":"how exactly visibility"},{"speaker":"Wojciech Wegrzynski","startTime":633.129,"endTime":637.429,"body":"is being modelled today."},{"speaker":"Wojciech Wegrzynski","startTime":637.459,"endTime":641.142,"body":"So Lucas may be, you can"},{"speaker":"Wojciech Wegrzynski","startTime":637.459,"endTime":641.142,"body":"tell us from physicists and"},{"speaker":"Wojciech Wegrzynski","startTime":641.142,"endTime":642.612,"body":"fire engineer perspective."},{"speaker":"Wojciech Wegrzynski","startTime":643.032,"endTime":646.616,"body":"If I do my simulation, I"},{"speaker":"Wojciech Wegrzynski","startTime":643.032,"endTime":646.616,"body":"release my smoke in the room."},{"speaker":"Wojciech Wegrzynski","startTime":646.946,"endTime":647.666,"body":"It is there."},{"speaker":"Wojciech Wegrzynski","startTime":648.026,"endTime":648.746,"body":"How do I know?"},{"speaker":"Wojciech Wegrzynski","startTime":648.746,"endTime":650.756,"body":"What's the visibility in smoke"},{"speaker":"Lukas Arnold","startTime":650.882,"endTime":653.642,"body":"So, first of"},{"speaker":"Lukas Arnold","startTime":650.882,"endTime":653.642,"body":"all, when you start saying you"},{"speaker":"Lukas Arnold","startTime":653.642,"endTime":656.792,"body":"release your smoke and move it"},{"speaker":"Lukas Arnold","startTime":653.642,"endTime":656.792,"body":"there, you already have made"},{"speaker":"Lukas Arnold","startTime":656.792,"endTime":658.322,"body":"a lot of decisions, with that."},{"speaker":"Lukas Arnold","startTime":658.712,"endTime":662.162,"body":"So obviously there are"},{"speaker":"Lukas Arnold","startTime":658.712,"endTime":662.162,"body":"transport processes and so on."},{"speaker":"Lukas Arnold","startTime":662.644,"endTime":666.114,"body":"The normal ways, how things"},{"speaker":"Lukas Arnold","startTime":662.644,"endTime":666.114,"body":"are transported in fluids, but"},{"speaker":"Lukas Arnold","startTime":666.114,"endTime":670.581,"body":"you have also then defined,"},{"speaker":"Lukas Arnold","startTime":666.114,"endTime":670.581,"body":"how much soot you will induce."},{"speaker":"Lukas Arnold","startTime":670.701,"endTime":674.691,"body":"So what typically is a"},{"speaker":"Lukas Arnold","startTime":670.701,"endTime":674.691,"body":"soot yield is so how much"},{"speaker":"Lukas Arnold","startTime":674.931,"endTime":678.531,"body":"of your fuel is, kind"},{"speaker":"Lukas Arnold","startTime":674.931,"endTime":678.531,"body":"of transferred into soot"},{"speaker":"Lukas Arnold","startTime":678.531,"endTime":680.058,"body":"but you also have said."},{"speaker":"Lukas Arnold","startTime":680.374,"endTime":683.328,"body":"What kind of optical"},{"speaker":"Lukas Arnold","startTime":680.374,"endTime":683.328,"body":"properties your particles have."},{"speaker":"Lukas Arnold","startTime":683.358,"endTime":686.928,"body":"So by this, I mean, what is"},{"speaker":"Lukas Arnold","startTime":683.358,"endTime":686.928,"body":"the particle distribution?"},{"speaker":"Lukas Arnold","startTime":686.928,"endTime":688.758,"body":"What does this shape"},{"speaker":"Lukas Arnold","startTime":686.928,"endTime":688.758,"body":"distribution and so on?"},{"speaker":"Wojciech Wegrzynski","startTime":689.094,"endTime":690.721,"body":"sorry,"},{"speaker":"Wojciech Wegrzynski","startTime":689.094,"endTime":690.721,"body":"but, these are hidden"},{"speaker":"Wojciech Wegrzynski","startTime":690.751,"endTime":691.891,"body":"within coefficients, right?"},{"speaker":"Wojciech Wegrzynski","startTime":692.281,"endTime":695.581,"body":"Like the particulars would be"},{"speaker":"Wojciech Wegrzynski","startTime":692.281,"endTime":695.581,"body":"in the specific smoke extinction"},{"speaker":"Wojciech Wegrzynski","startTime":695.581,"endTime":699.181,"body":"coefficient, which we date back"},{"speaker":"Wojciech Wegrzynski","startTime":695.581,"endTime":699.181,"body":"to George Mulholland's work"},{"speaker":"Wojciech Wegrzynski","startTime":699.181,"endTime":700.651,"body":"and we have a value for that."},{"speaker":"Wojciech Wegrzynski","startTime":700.701,"endTime":701.175,"body":"."},{"speaker":"Wojciech Wegrzynski","startTime":700.701,"endTime":701.175,"body":"Lukas Arnold: exactly."},{"speaker":"Wojciech Wegrzynski","startTime":701.194,"endTime":702.124,"body":"So there's one thing about."},{"speaker":"Wojciech Wegrzynski","startTime":702.629,"endTime":706.526,"body":"That you can specify, which"},{"speaker":"Wojciech Wegrzynski","startTime":702.629,"endTime":706.526,"body":"is, kind of estimate how the"},{"speaker":"Wojciech Wegrzynski","startTime":706.526,"endTime":711.199,"body":"interaction with light will be"},{"speaker":"Wojciech Wegrzynski","startTime":706.526,"endTime":711.199,"body":"for, a given wavelength and this"},{"speaker":"Wojciech Wegrzynski","startTime":711.199,"endTime":715.763,"body":"value kind of isn't effective"},{"speaker":"Wojciech Wegrzynski","startTime":711.199,"endTime":715.763,"body":"parameter to cover everything,"},{"speaker":"Wojciech Wegrzynski","startTime":716.003,"endTime":716.963,"body":"all the interactions."},{"speaker":"Wojciech Wegrzynski","startTime":716.993,"endTime":721.828,"body":"So disregard, if the particles"},{"speaker":"Wojciech Wegrzynski","startTime":716.993,"endTime":721.828,"body":"change in shape and, If"},{"speaker":"Wojciech Wegrzynski","startTime":722.218,"endTime":725.608,"body":"there are other effects"},{"speaker":"Wojciech Wegrzynski","startTime":722.218,"endTime":725.608,"body":"that you want to consider"},{"speaker":"Wojciech Wegrzynski","startTime":725.608,"endTime":729.358,"body":"different wavelengths and so"},{"speaker":"Wojciech Wegrzynski","startTime":725.608,"endTime":729.358,"body":"on and scattering and so on."},{"speaker":"Wojciech Wegrzynski","startTime":729.358,"endTime":733.011,"body":"So this is one parameter"},{"speaker":"Wojciech Wegrzynski","startTime":729.358,"endTime":733.011,"body":"to to take it all, which is"},{"speaker":"Wojciech Wegrzynski","startTime":733.221,"endTime":735.771,"body":"from an engineering point"},{"speaker":"Wojciech Wegrzynski","startTime":733.221,"endTime":735.771,"body":"of view is it's okay to"},{"speaker":"Wojciech Wegrzynski","startTime":735.771,"endTime":736.941,"body":"have a single parameter."},{"speaker":"Wojciech Wegrzynski","startTime":737.211,"endTime":737.541,"body":"Okay."},{"speaker":"Wojciech Wegrzynski","startTime":738.449,"endTime":740.369,"body":"You have specified this already."},{"speaker":"Wojciech Wegrzynski","startTime":740.459,"endTime":742.259,"body":"So therefore you have"},{"speaker":"Wojciech Wegrzynski","startTime":740.459,"endTime":742.259,"body":"specificity optical"},{"speaker":"Wojciech Wegrzynski","startTime":742.259,"endTime":745.139,"body":"properties typically in"},{"speaker":"Wojciech Wegrzynski","startTime":742.259,"endTime":745.139,"body":"the light absorption."},{"speaker":"Wojciech Wegrzynski","startTime":745.439,"endTime":745.709,"body":"Okay."},{"speaker":"Wojciech Wegrzynski","startTime":745.709,"endTime":749.523,"body":"So it means like when, light"},{"speaker":"Wojciech Wegrzynski","startTime":745.709,"endTime":749.523,"body":"travels through a volume"},{"speaker":"Wojciech Wegrzynski","startTime":749.589,"endTime":753.039,"body":"of your fluid, which is"},{"speaker":"Wojciech Wegrzynski","startTime":749.589,"endTime":753.039,"body":"eventually containing particles"},{"speaker":"Wojciech Wegrzynski","startTime":753.039,"endTime":755.889,"body":"or soot particles, then"},{"speaker":"Wojciech Wegrzynski","startTime":753.039,"endTime":755.889,"body":"this will tell you how much"},{"speaker":"Wojciech Wegrzynski","startTime":755.919,"endTime":757.199,"body":"does the light get dimmer?"},{"speaker":"Wojciech Wegrzynski","startTime":757.459,"endTime":757.669,"body":"Okay."},{"speaker":"Wojciech Wegrzynski","startTime":757.689,"endTime":760.161,"body":"So how much light is"},{"speaker":"Wojciech Wegrzynski","startTime":757.689,"endTime":760.161,"body":"absorbed by these particles?"},{"speaker":"Wojciech Wegrzynski","startTime":760.799,"endTime":763.939,"body":"So what happens typically when"},{"speaker":"Wojciech Wegrzynski","startTime":760.799,"endTime":763.939,"body":"I would look into that camera"},{"speaker":"Wojciech Wegrzynski","startTime":763.939,"endTime":767.269,"body":"and if there's smoke in between,"},{"speaker":"Wojciech Wegrzynski","startTime":763.939,"endTime":767.269,"body":"the smoke particles would absorb"},{"speaker":"Wojciech Wegrzynski","startTime":767.269,"endTime":770.089,"body":"the light, that's coming to"},{"speaker":"Wojciech Wegrzynski","startTime":767.269,"endTime":770.089,"body":"the camera and make me, for"},{"speaker":"Wojciech Wegrzynski","startTime":770.089,"endTime":773.129,"body":"example, darker, or the whole"},{"speaker":"Wojciech Wegrzynski","startTime":770.089,"endTime":773.129,"body":"picture would, would get darker."},{"speaker":"Wojciech Wegrzynski","startTime":773.639,"endTime":776.699,"body":"So you see there was a"},{"speaker":"Wojciech Wegrzynski","startTime":773.639,"endTime":776.699,"body":"path there's an observer,"},{"speaker":"Wojciech Wegrzynski","startTime":776.716,"endTime":779.793,"body":"like the camera in this"},{"speaker":"Wojciech Wegrzynski","startTime":776.716,"endTime":779.793,"body":"case, and me as an object."},{"speaker":"Wojciech Wegrzynski","startTime":780.159,"endTime":784.209,"body":"Therefore the way that the light"},{"speaker":"Wojciech Wegrzynski","startTime":780.159,"endTime":784.209,"body":"travels is important, but right"},{"speaker":"Wojciech Wegrzynski","startTime":784.209,"endTime":787.629,"body":"now the common assumption right"},{"speaker":"Wojciech Wegrzynski","startTime":784.209,"endTime":787.629,"body":"now is a little bit different."},{"speaker":"Wojciech Wegrzynski","startTime":787.689,"endTime":790.479,"body":"So when we go back you have"},{"speaker":"Wojciech Wegrzynski","startTime":787.689,"endTime":790.479,"body":"a compartment, you release"},{"speaker":"Wojciech Wegrzynski","startTime":790.479,"endTime":791.619,"body":"your smoke and so on."},{"speaker":"Wojciech Wegrzynski","startTime":791.619,"endTime":793.266,"body":"Then, then common"},{"speaker":"Wojciech Wegrzynski","startTime":791.619,"endTime":793.266,"body":"way of doing it."},{"speaker":"Wojciech Wegrzynski","startTime":793.266,"endTime":796.116,"body":"Is that you locally"},{"speaker":"Wojciech Wegrzynski","startTime":793.266,"endTime":796.116,"body":"defined a visibility."},{"speaker":"Wojciech Wegrzynski","startTime":796.956,"endTime":797.766,"body":"What does it mean?"},{"speaker":"Wojciech Wegrzynski","startTime":797.856,"endTime":801.306,"body":"You basically make the"},{"speaker":"Wojciech Wegrzynski","startTime":797.856,"endTime":801.306,"body":"following assumption that."},{"speaker":"Wojciech Wegrzynski","startTime":801.646,"endTime":805.256,"body":"at the given position  there is"},{"speaker":"Wojciech Wegrzynski","startTime":801.646,"endTime":805.256,"body":"a, light absorption coefficient"},{"speaker":"Wojciech Wegrzynski","startTime":805.286,"endTime":808.646,"body":"locally, which depends on the"},{"speaker":"Wojciech Wegrzynski","startTime":805.286,"endTime":808.646,"body":"density and the parameters"},{"speaker":"Wojciech Wegrzynski","startTime":808.646,"endTime":809.936,"body":"you have specified before."},{"speaker":"Wojciech Wegrzynski","startTime":810.236,"endTime":811.766,"body":"There's a single value for that."},{"speaker":"Wojciech Wegrzynski","startTime":812.516,"endTime":814.256,"body":"And then you can use, formulas."},{"speaker":"Wojciech Wegrzynski","startTime":814.316,"endTime":817.256,"body":"So just how light propagates"},{"speaker":"Wojciech Wegrzynski","startTime":814.316,"endTime":817.256,"body":"through an absorbing"},{"speaker":"Wojciech Wegrzynski","startTime":817.256,"endTime":820.796,"body":"medium, you can use this"},{"speaker":"Wojciech Wegrzynski","startTime":817.256,"endTime":820.796,"body":"formula to compute how."},{"speaker":"Wojciech Wegrzynski","startTime":820.873,"endTime":824.463,"body":"light would give him this"},{"speaker":"Wojciech Wegrzynski","startTime":820.873,"endTime":824.463,"body":"coefficient would be absorbed,"},{"speaker":"Wojciech Wegrzynski","startTime":824.913,"endTime":827.733,"body":"but you now assume that this"},{"speaker":"Wojciech Wegrzynski","startTime":824.913,"endTime":827.733,"body":"coefficient is constant for this"},{"speaker":"Wojciech Wegrzynski","startTime":827.733,"endTime":829.233,"body":"position for the whole group.."},{"speaker":"Wojciech Wegrzynski","startTime":829.593,"endTime":832.323,"body":"And then you can use"},{"speaker":"Wojciech Wegrzynski","startTime":829.593,"endTime":832.323,"body":"empiric correlation, like"},{"speaker":"Wojciech Wegrzynski","startTime":832.383,"endTime":834.873,"body":"from Jin to deduce, like,"},{"speaker":"Wojciech Wegrzynski","startTime":832.383,"endTime":834.873,"body":"what is your visibility?"},{"speaker":"Wojciech Wegrzynski","startTime":834.873,"endTime":837.353,"body":"How far would you be able"},{"speaker":"Wojciech Wegrzynski","startTime":834.873,"endTime":837.353,"body":"to perceive the sign."},{"speaker":"Wojciech Wegrzynski","startTime":837.548,"endTime":839.288,"body":"Based on the local value."},{"speaker":"Wojciech Wegrzynski","startTime":839.783,"endTime":840.713,"body":"I think that's the key"},{"speaker":"Wojciech Wegrzynski","startTime":840.753,"endTime":842.693,"body":"that the value is local."},{"speaker":"Wojciech Wegrzynski","startTime":843.083,"endTime":844.973,"body":"And I think that's"},{"speaker":"Wojciech Wegrzynski","startTime":843.083,"endTime":844.973,"body":"the biggest trap."},{"speaker":"Wojciech Wegrzynski","startTime":845.619,"endTime":849.516,"body":"because, local, it means"},{"speaker":"Wojciech Wegrzynski","startTime":845.619,"endTime":849.516,"body":"that, it's a clever way to"},{"speaker":"Wojciech Wegrzynski","startTime":849.516,"endTime":853.356,"body":"go from smoke concentration"},{"speaker":"Wojciech Wegrzynski","startTime":849.516,"endTime":853.356,"body":"into a value that you can"},{"speaker":"Wojciech Wegrzynski","startTime":853.356,"endTime":855.276,"body":"more or less understand,"},{"speaker":"Wojciech Wegrzynski","startTime":853.356,"endTime":855.276,"body":"which is the visibility."},{"speaker":"Wojciech Wegrzynski","startTime":855.666,"endTime":861.936,"body":"So if you are standing in an,"},{"speaker":"Wojciech Wegrzynski","startTime":855.666,"endTime":861.936,"body":"in a point of your room, you"},{"speaker":"Wojciech Wegrzynski","startTime":861.936,"endTime":863.586,"body":"see for a certain distance."},{"speaker":"Wojciech Wegrzynski","startTime":863.933,"endTime":866.908,"body":"And it makes no sense that in"},{"speaker":"Wojciech Wegrzynski","startTime":863.933,"endTime":866.908,"body":"front of you, the visibility"},{"speaker":"Wojciech Wegrzynski","startTime":866.908,"endTime":871.018,"body":"would be 10 meters and one meter"},{"speaker":"Wojciech Wegrzynski","startTime":866.908,"endTime":871.018,"body":"after it would be 20 meters."},{"speaker":"Wojciech Wegrzynski","startTime":871.084,"endTime":874.114,"body":"It's not that standing here, you"},{"speaker":"Wojciech Wegrzynski","startTime":871.084,"endTime":874.114,"body":"see four, 10 meters and standing"},{"speaker":"Wojciech Wegrzynski","startTime":874.114,"endTime":875.404,"body":"there, you will see four 20."},{"speaker":"Wojciech Wegrzynski","startTime":875.404,"endTime":878.058,"body":"No, it is just a, such a"},{"speaker":"Wojciech Wegrzynski","startTime":875.404,"endTime":878.058,"body":"horrendous simplification"},{"speaker":"Wojciech Wegrzynski","startTime":878.058,"endTime":878.711,"body":"of the, problem."},{"speaker":"Wojciech Wegrzynski","startTime":879.071,"endTime":881.987,"body":"And actually, when this was"},{"speaker":"Wojciech Wegrzynski","startTime":879.071,"endTime":881.987,"body":"developed and we're talking"},{"speaker":"Wojciech Wegrzynski","startTime":881.987,"endTime":885.397,"body":"about early seventies, the"},{"speaker":"Wojciech Wegrzynski","startTime":881.987,"endTime":885.397,"body":"groundbreaking work of Jin"},{"speaker":"Wojciech Wegrzynski","startTime":885.447,"endTime":888.52,"body":"in Japan, when this was"},{"speaker":"Wojciech Wegrzynski","startTime":885.447,"endTime":888.52,"body":"developed, there was no"},{"speaker":"Wojciech Wegrzynski","startTime":888.52,"endTime":892.07,"body":"CFD there was no two-zone"},{"speaker":"Wojciech Wegrzynski","startTime":888.52,"endTime":892.07,"body":"models, even, , there was a"},{"speaker":"Wojciech Wegrzynski","startTime":892.07,"endTime":893.9,"body":"single zone model for a room."},{"speaker":"Wojciech Wegrzynski","startTime":894.08,"endTime":897.32,"body":"So such an assumption, you know,"},{"speaker":"Wojciech Wegrzynski","startTime":894.08,"endTime":897.32,"body":"that you have one concentration"},{"speaker":"Wojciech Wegrzynski","startTime":897.32,"endTime":898.82,"body":"of the smoke in the room."},{"speaker":"Wojciech Wegrzynski","startTime":899.615,"endTime":903.725,"body":"And you plot one value of"},{"speaker":"Wojciech Wegrzynski","startTime":899.615,"endTime":903.725,"body":"visibility for the whole room."},{"speaker":"Wojciech Wegrzynski","startTime":904.085,"endTime":905.375,"body":"It actually makes sense."},{"speaker":"Wojciech Wegrzynski","startTime":905.375,"endTime":907.805,"body":"If you assume that the"},{"speaker":"Wojciech Wegrzynski","startTime":905.375,"endTime":907.805,"body":"conditioning inside are"},{"speaker":"Wojciech Wegrzynski","startTime":907.805,"endTime":912.042,"body":"averaged, when you go into"},{"speaker":"Wojciech Wegrzynski","startTime":907.805,"endTime":912.042,"body":"two-zone modeling, it also"},{"speaker":"Wojciech Wegrzynski","startTime":912.042,"endTime":915.072,"body":"makes sense that you have"},{"speaker":"Wojciech Wegrzynski","startTime":912.042,"endTime":915.072,"body":"a smoke layer that spans"},{"speaker":"Wojciech Wegrzynski","startTime":915.342,"endTime":916.872,"body":"over the whole compartment."},{"speaker":"Wojciech Wegrzynski","startTime":916.872,"endTime":919.542,"body":"And the average visibility"},{"speaker":"Wojciech Wegrzynski","startTime":916.872,"endTime":919.542,"body":"in that layer is this value."},{"speaker":"Wojciech Wegrzynski","startTime":919.962,"endTime":924.522,"body":"It makes sense, but when you"},{"speaker":"Wojciech Wegrzynski","startTime":919.962,"endTime":924.522,"body":"apply the same principle into a"},{"speaker":"Wojciech Wegrzynski","startTime":924.667,"endTime":926.707,"body":"volumes of smoke concentration."},{"speaker":"Wojciech Wegrzynski","startTime":927.067,"endTime":929.947,"body":"Like you have different"},{"speaker":"Wojciech Wegrzynski","startTime":927.067,"endTime":929.947,"body":"value every 10 centimeters"},{"speaker":"Wojciech Wegrzynski","startTime":929.947,"endTime":932.587,"body":"in every cell of your model,"},{"speaker":"Wojciech Wegrzynski","startTime":929.947,"endTime":932.587,"body":"you have a different value"},{"speaker":"Wojciech Wegrzynski","startTime":932.857,"endTime":935.377,"body":"than applying the same"},{"speaker":"Wojciech Wegrzynski","startTime":932.857,"endTime":935.377,"body":"principle for every single,"},{"speaker":"Wojciech Wegrzynski","startTime":935.383,"endTime":937.213,"body":"cell in your computer model."},{"speaker":"Wojciech Wegrzynski","startTime":937.213,"endTime":939.673,"body":"And then just plotting a"},{"speaker":"Wojciech Wegrzynski","startTime":937.213,"endTime":939.673,"body":"colorful picture with the"},{"speaker":"Wojciech Wegrzynski","startTime":939.673,"endTime":941.413,"body":"values in every, in any of them."},{"speaker":"Wojciech Wegrzynski","startTime":941.873,"endTime":943.833,"body":"It truly makes no sense in the."},{"speaker":"Wojciech Wegrzynski","startTime":944.247,"endTime":948.057,"body":"Then, if you apply the condition"},{"speaker":"Wojciech Wegrzynski","startTime":944.247,"endTime":948.057,"body":"and we often say that the"},{"speaker":"Wojciech Wegrzynski","startTime":948.057,"endTime":950.517,"body":"visibility shall be more"},{"speaker":"Wojciech Wegrzynski","startTime":948.057,"endTime":950.517,"body":"than 10 meters, for example,"},{"speaker":"Wojciech Wegrzynski","startTime":950.787,"endTime":954.237,"body":"it's that, that one is, is"},{"speaker":"Wojciech Wegrzynski","startTime":950.787,"endTime":954.237,"body":"in one of the Polish laws"},{"speaker":"Wojciech Wegrzynski","startTime":954.237,"endTime":957.722,"body":"written, If I'm standing here"},{"speaker":"Wojciech Wegrzynski","startTime":954.237,"endTime":957.722,"body":"and in front of me, there's"},{"speaker":"Wojciech Wegrzynski","startTime":957.722,"endTime":961.382,"body":"a visibility of five meters"},{"speaker":"Wojciech Wegrzynski","startTime":957.722,"endTime":961.382,"body":"on a distance of one meter."},{"speaker":"Wojciech Wegrzynski","startTime":961.382,"endTime":963.032,"body":"And then the air is clean."},{"speaker":"Wojciech Wegrzynski","startTime":963.032,"endTime":966.225,"body":"I can see beyond this,"},{"speaker":"Wojciech Wegrzynski","startTime":963.032,"endTime":966.225,"body":"a small cloud of smoke."},{"speaker":"Wojciech Wegrzynski","startTime":966.285,"endTime":969.688,"body":"So I see above 10 meters,"},{"speaker":"Wojciech Wegrzynski","startTime":966.285,"endTime":969.688,"body":"but, according to my law"},{"speaker":"Wojciech Wegrzynski","startTime":969.708,"endTime":972.258,"body":"I have failed my criteria"},{"speaker":"Wojciech Wegrzynski","startTime":969.708,"endTime":972.258,"body":"and because the local"},{"speaker":"Wojciech Wegrzynski","startTime":972.258,"endTime":974.268,"body":"value has felt below that."},{"speaker":"Wojciech Wegrzynski","startTime":974.548,"endTime":977.125,"body":"So there's an issue,"},{"speaker":"Wojciech Wegrzynski","startTime":974.548,"endTime":977.125,"body":"you know, with, making"},{"speaker":"Wojciech Wegrzynski","startTime":977.125,"endTime":979.932,"body":"a global, conclusions"},{"speaker":"Wojciech Wegrzynski","startTime":977.125,"endTime":979.932,"body":"based on local value."},{"speaker":"Lukas Arnold","startTime":980.132,"endTime":980.932,"body":"Yeah, that's true."},{"speaker":"Lukas Arnold","startTime":980.988,"endTime":984.278,"body":"as I said, that there's missing"},{"speaker":"Lukas Arnold","startTime":980.988,"endTime":984.278,"body":"the, , kind of the path that"},{"speaker":"Lukas Arnold","startTime":984.278,"endTime":987.918,"body":"you're interested in, like"},{"speaker":"Lukas Arnold","startTime":984.278,"endTime":987.918,"body":"from an observer to an object"},{"speaker":"Lukas Arnold","startTime":987.948,"endTime":991.758,"body":"or in our case, from the"},{"speaker":"Lukas Arnold","startTime":987.948,"endTime":991.758,"body":"person inside the room to the"},{"speaker":"Lukas Arnold","startTime":991.758,"endTime":993.268,"body":"object they want to perceive."},{"speaker":"Lukas Arnold","startTime":993.358,"endTime":993.598,"body":"Okay."},{"speaker":"Lukas Arnold","startTime":993.598,"endTime":997.468,"body":"So the question is, can I"},{"speaker":"Lukas Arnold","startTime":993.598,"endTime":997.468,"body":"perceive the signs, the exit"},{"speaker":"Lukas Arnold","startTime":997.798,"endTime":999.748,"body":"doors or whatever is open."},{"speaker":"Lukas Arnold","startTime":1000.25,"endTime":1000.82,"body":"Or not."},{"speaker":"Lukas Arnold","startTime":1000.97,"endTime":1003.13,"body":"And therefore you have to"},{"speaker":"Lukas Arnold","startTime":1000.97,"endTime":1003.13,"body":"take into account the path,"},{"speaker":"Lukas Arnold","startTime":1003.4,"endTime":1006.593,"body":"which will in most cases, be"},{"speaker":"Lukas Arnold","startTime":1003.4,"endTime":1006.593,"body":"traveling through inhomogeneous"},{"speaker":"Lukas Arnold","startTime":1006.593,"endTime":1011.143,"body":"media and, we'll then, kind"},{"speaker":"Lukas Arnold","startTime":1006.593,"endTime":1011.143,"body":"of create a image, either"},{"speaker":"Lukas Arnold","startTime":1011.173,"endTime":1014.263,"body":"dark or blurry of the sign."},{"speaker":"Lukas Arnold","startTime":1014.593,"endTime":1017.7,"body":"And this is what currently, well"},{"speaker":"Lukas Arnold","startTime":1014.593,"endTime":1017.7,"body":"it's not used, in the modelling."},{"speaker":"Wojciech Wegrzynski","startTime":1017.76,"endTime":1019.5,"body":"Yeah,"},{"speaker":"Wojciech Wegrzynski","startTime":1017.76,"endTime":1019.5,"body":"for me that, uh, local thing"},{"speaker":"Wojciech Wegrzynski","startTime":1019.5,"endTime":1022.193,"body":"was, the main issue from"},{"speaker":"Wojciech Wegrzynski","startTime":1019.5,"endTime":1022.193,"body":"engineering point of view."},{"speaker":"Wojciech Wegrzynski","startTime":1022.193,"endTime":1025.433,"body":"But obviously if you look"},{"speaker":"Wojciech Wegrzynski","startTime":1022.193,"endTime":1025.433,"body":"on the subject to the eyes"},{"speaker":"Wojciech Wegrzynski","startTime":1025.433,"endTime":1029.53,"body":"of a scientist, I once"},{"speaker":"Wojciech Wegrzynski","startTime":1025.433,"endTime":1029.53,"body":"have, summarize this in a"},{"speaker":"Wojciech Wegrzynski","startTime":1029.53,"endTime":1033.607,"body":"single sentence that we use,"},{"speaker":"Wojciech Wegrzynski","startTime":1029.53,"endTime":1033.607,"body":"because we basically use"},{"speaker":"Wojciech Wegrzynski","startTime":1033.757,"endTime":1035.247,"body":"Lambers Beer, , correlations."},{"speaker":"Wojciech Wegrzynski","startTime":1035.972,"endTime":1039.118,"body":"And that correlation is,"},{"speaker":"Wojciech Wegrzynski","startTime":1035.972,"endTime":1039.118,"body":"is valid for homogeneous"},{"speaker":"Wojciech Wegrzynski","startTime":1039.133,"endTime":1044.623,"body":"smoke, that is mainly"},{"speaker":"Wojciech Wegrzynski","startTime":1039.133,"endTime":1044.623,"body":"absorbing and it is valid"},{"speaker":"Wojciech Wegrzynski","startTime":1044.623,"endTime":1047.173,"body":"for a single ray of flights."},{"speaker":"Wojciech Wegrzynski","startTime":1047.983,"endTime":1051.343,"body":"When we applied this"},{"speaker":"Wojciech Wegrzynski","startTime":1047.983,"endTime":1051.343,"body":"principle for nonhomogeneous."},{"speaker":"Wojciech Wegrzynski","startTime":1051.973,"endTime":1054.883,"body":"That is a mixture of absorption"},{"speaker":"Wojciech Wegrzynski","startTime":1051.973,"endTime":1054.883,"body":"and scattering, which we didn't"},{"speaker":"Wojciech Wegrzynski","startTime":1054.883,"endTime":1060.373,"body":"know in a very complex, uh,"},{"speaker":"Wojciech Wegrzynski","startTime":1054.883,"endTime":1060.373,"body":"light setting of your scene,"},{"speaker":"Wojciech Wegrzynski","startTime":1060.373,"endTime":1061.663,"body":"where you're measuring that."},{"speaker":"Wojciech Wegrzynski","startTime":1062.083,"endTime":1066.243,"body":"So you actually break the low"},{"speaker":"Wojciech Wegrzynski","startTime":1062.083,"endTime":1066.243,"body":"on all three levels, whereas"},{"speaker":"Wojciech Wegrzynski","startTime":1066.243,"endTime":1067.757,"body":"you should have not, done that."},{"speaker":"Wojciech Wegrzynski","startTime":1068.207,"endTime":1071.807,"body":"And that, that creates"},{"speaker":"Wojciech Wegrzynski","startTime":1068.207,"endTime":1071.807,"body":"a whole array of issues."},{"speaker":"Wojciech Wegrzynski","startTime":1072.672,"endTime":1076.972,"body":"Then let's jump into our"},{"speaker":"Wojciech Wegrzynski","startTime":1072.672,"endTime":1076.972,"body":"work, of the last years"},{"speaker":"Wojciech Wegrzynski","startTime":1077.272,"endTime":1081.375,"body":"where we have, separately"},{"speaker":"Wojciech Wegrzynski","startTime":1077.272,"endTime":1081.375,"body":"came to the same conclusions"},{"speaker":"Wojciech Wegrzynski","startTime":1081.375,"endTime":1082.425,"body":"with different methods."},{"speaker":"Wojciech Wegrzynski","startTime":1082.905,"endTime":1085.905,"body":"That there's another aspect"},{"speaker":"Wojciech Wegrzynski","startTime":1082.905,"endTime":1085.905,"body":"of this, which is the"},{"speaker":"Wojciech Wegrzynski","startTime":1085.905,"endTime":1087.135,"body":"wavelength sensitivity."},{"speaker":"Wojciech Wegrzynski","startTime":1087.715,"endTime":1091.115,"body":"And I've been building a multi"},{"speaker":"Wojciech Wegrzynski","startTime":1087.715,"endTime":1091.115,"body":"wavelength densitometers,"},{"speaker":"Wojciech Wegrzynski","startTime":1091.135,"endTime":1094.705,"body":"like the devices that are used"},{"speaker":"Wojciech Wegrzynski","startTime":1091.135,"endTime":1094.705,"body":"to measure the transmittance"},{"speaker":"Wojciech Wegrzynski","startTime":1094.705,"endTime":1096.685,"body":"of the smoke in laboratory."},{"speaker":"Wojciech Wegrzynski","startTime":1097.025,"endTime":1099.275,"body":"Usually it's being"},{"speaker":"Wojciech Wegrzynski","startTime":1097.025,"endTime":1099.275,"body":"measured in the red light."},{"speaker":"Wojciech Wegrzynski","startTime":1099.635,"endTime":1102.515,"body":"And that's actually how the"},{"speaker":"Wojciech Wegrzynski","startTime":1099.635,"endTime":1102.515,"body":"value of the smoke efficient"},{"speaker":"Wojciech Wegrzynski","startTime":1102.515,"endTime":1105.865,"body":"8.7 square meter per gram"},{"speaker":"Wojciech Wegrzynski","startTime":1102.515,"endTime":1105.865,"body":"was devised , for red light."},{"speaker":"Wojciech Wegrzynski","startTime":1106.311,"endTime":1108.62,"body":"however, the different"},{"speaker":"Wojciech Wegrzynski","startTime":1106.311,"endTime":1108.62,"body":"wavelengths will be absolved"},{"speaker":"Wojciech Wegrzynski","startTime":1108.62,"endTime":1109.52,"body":"in a different manner."},{"speaker":"Wojciech Wegrzynski","startTime":1109.76,"endTime":1113.93,"body":"So we were building multi waving"},{"speaker":"Wojciech Wegrzynski","startTime":1109.76,"endTime":1113.93,"body":"density meters, and you have"},{"speaker":"Wojciech Wegrzynski","startTime":1114.08,"endTime":1117.923,"body":"invented this, , tomographic"},{"speaker":"Wojciech Wegrzynski","startTime":1114.08,"endTime":1117.923,"body":"led reconstruction method,"},{"speaker":"Wojciech Wegrzynski","startTime":1117.957,"endTime":1121.047,"body":"which is the fanciest term"},{"speaker":"Wojciech Wegrzynski","startTime":1117.957,"endTime":1121.047,"body":"I've ever heard for taking"},{"speaker":"Wojciech Wegrzynski","startTime":1121.047,"endTime":1124.387,"body":"pictures , of LEDs to smoke."},{"speaker":"Wojciech Wegrzynski","startTime":1124.387,"endTime":1125.545,"body":"But it actually worked."},{"speaker":"Wojciech Wegrzynski","startTime":1125.748,"endTime":1128.328,"body":"So, so we have founded"},{"speaker":"Wojciech Wegrzynski","startTime":1125.748,"endTime":1128.328,"body":"the Greenlight would be"},{"speaker":"Wojciech Wegrzynski","startTime":1128.328,"endTime":1131.328,"body":"transported through smoke"},{"speaker":"Wojciech Wegrzynski","startTime":1128.328,"endTime":1131.328,"body":"in a completely different"},{"speaker":"Wojciech Wegrzynski","startTime":1131.328,"endTime":1132.228,"body":"way than the red light."},{"speaker":"Wojciech Wegrzynski","startTime":1132.588,"endTime":1135.048,"body":"And the blue light would be"},{"speaker":"Wojciech Wegrzynski","startTime":1132.588,"endTime":1135.048,"body":"absolved as soon as did you"},{"speaker":"Wojciech Wegrzynski","startTime":1135.048,"endTime":1136.128,"body":"gain the same conclusions?"},{"speaker":"Lukas Arnold","startTime":1136.748,"endTime":1137.003,"body":"Yeah."},{"speaker":"Lukas Arnold","startTime":1137.027,"endTime":1139.697,"body":"we are currently writing, there"},{"speaker":"Lukas Arnold","startTime":1137.027,"endTime":1139.697,"body":"will be a new publications"},{"speaker":"Lukas Arnold","startTime":1139.697,"endTime":1142.377,"body":"in next two weeks, at least"},{"speaker":"Lukas Arnold","startTime":1139.697,"endTime":1142.377,"body":"submitted, uh, on hopefully"},{"speaker":"Lukas Arnold","startTime":1142.377,"endTime":1145.673,"body":"also accepted so far we did"},{"speaker":"Lukas Arnold","startTime":1142.377,"endTime":1145.673,"body":"this proof of concept that"},{"speaker":"Lukas Arnold","startTime":1145.673,"endTime":1148.253,"body":"we published and now we"},{"speaker":"Lukas Arnold","startTime":1145.673,"endTime":1148.253,"body":"ever did all the experiments"},{"speaker":"Lukas Arnold","startTime":1148.253,"endTime":1149.483,"body":"that we, what we did."},{"speaker":"Lukas Arnold","startTime":1150.053,"endTime":1150.847,"body":"And, yeah."},{"speaker":"Lukas Arnold","startTime":1150.847,"endTime":1152.88,"body":"I agree with you on that."},{"speaker":"Lukas Arnold","startTime":1152.95,"endTime":1155.67,"body":"But I would like to find out"},{"speaker":"Lukas Arnold","startTime":1152.95,"endTime":1155.67,"body":"that our goal is a little bit"},{"speaker":"Lukas Arnold","startTime":1155.67,"endTime":1157.32,"body":"different probably to yours."},{"speaker":"Lukas Arnold","startTime":1157.32,"endTime":1160.66,"body":"So you're focusing on the"},{"speaker":"Lukas Arnold","startTime":1157.32,"endTime":1160.66,"body":"colors, which is very important."},{"speaker":"Lukas Arnold","startTime":1160.96,"endTime":1161.75,"body":"We would like."},{"speaker":"Lukas Arnold","startTime":1162.173,"endTime":1164.933,"body":"Point of view or from a"},{"speaker":"Lukas Arnold","startTime":1162.173,"endTime":1164.933,"body":"CFD modeller would like"},{"speaker":"Lukas Arnold","startTime":1164.933,"endTime":1168.263,"body":"to have spatially resolved"},{"speaker":"Lukas Arnold","startTime":1164.933,"endTime":1168.263,"body":"data that we compare with"},{"speaker":"Lukas Arnold","startTime":1168.363,"endTime":1169.703,"body":"spatially resolved model."},{"speaker":"Lukas Arnold","startTime":1169.853,"endTime":1170.213,"body":"Okay."},{"speaker":"Lukas Arnold","startTime":1170.423,"endTime":1172.043,"body":"Because otherwise you're"},{"speaker":"Lukas Arnold","startTime":1170.423,"endTime":1172.043,"body":"still then comparing"},{"speaker":"Lukas Arnold","startTime":1172.073,"endTime":1173.063,"body":"individual values."},{"speaker":"Lukas Arnold","startTime":1173.123,"endTime":1173.483,"body":"Okay."},{"speaker":"Lukas Arnold","startTime":1174.023,"endTime":1178.653,"body":"And so the idea is, what I"},{"speaker":"Lukas Arnold","startTime":1174.023,"endTime":1178.653,"body":"think is working great is to"},{"speaker":"Lukas Arnold","startTime":1178.683,"endTime":1182.223,"body":"really measure the optical"},{"speaker":"Lukas Arnold","startTime":1178.683,"endTime":1182.223,"body":"properties spatially resolved"},{"speaker":"Lukas Arnold","startTime":1182.253,"endTime":1184.283,"body":"without having thousand probes"},{"speaker":"Wojciech Wegrzynski","startTime":1184.378,"endTime":1185.758,"body":"And"},{"speaker":"Wojciech Wegrzynski","startTime":1184.378,"endTime":1185.758,"body":"you also figure out the"},{"speaker":"Wojciech Wegrzynski","startTime":1185.758,"endTime":1189.238,"body":"distortion and, and stuff"},{"speaker":"Wojciech Wegrzynski","startTime":1185.758,"endTime":1189.238,"body":"like that, which is very"},{"speaker":"Wojciech Wegrzynski","startTime":1189.238,"endTime":1189.718,"body":"helpful."},{"speaker":"Lukas Arnold","startTime":1189.899,"endTime":1192.23,"body":"this is what"},{"speaker":"Lukas Arnold","startTime":1189.899,"endTime":1192.23,"body":"we work on this exactly."},{"speaker":"Lukas Arnold","startTime":1192.23,"endTime":1195.32,"body":"To not only look"},{"speaker":"Lukas Arnold","startTime":1192.23,"endTime":1195.32,"body":"into absorption, but"},{"speaker":"Lukas Arnold","startTime":1195.32,"endTime":1196.37,"body":"also on scattering."},{"speaker":"Lukas Arnold","startTime":1196.49,"endTime":1196.82,"body":"Okay."},{"speaker":"Lukas Arnold","startTime":1196.82,"endTime":1199.487,"body":"So typically forward"},{"speaker":"Lukas Arnold","startTime":1196.82,"endTime":1199.487,"body":"scattering, this is from"},{"speaker":"Lukas Arnold","startTime":1199.487,"endTime":1200.357,"body":"a physical point of view."},{"speaker":"Lukas Arnold","startTime":1200.357,"endTime":1202.747,"body":"We cannot do any any other"},{"speaker":"Lukas Arnold","startTime":1200.357,"endTime":1202.747,"body":"kind of, scheduling with"},{"speaker":"Lukas Arnold","startTime":1202.807,"endTime":1206.037,"body":"a single camera yeah, we"},{"speaker":"Lukas Arnold","startTime":1202.807,"endTime":1206.037,"body":"look into that and also."},{"speaker":"Lukas Arnold","startTime":1206.502,"endTime":1209.753,"body":"Like how, you would expect,"},{"speaker":"Lukas Arnold","startTime":1206.502,"endTime":1209.753,"body":"from Mie theory to predict,"},{"speaker":"Lukas Arnold","startTime":1209.783,"endTime":1212.333,"body":"given eight particle size"},{"speaker":"Lukas Arnold","startTime":1209.783,"endTime":1212.333,"body":"distribution, what the"},{"speaker":"Lukas Arnold","startTime":1212.633,"endTime":1215.393,"body":"scattering and absorption"},{"speaker":"Lukas Arnold","startTime":1212.633,"endTime":1215.393,"body":"would be, and for this,"},{"speaker":"Lukas Arnold","startTime":1215.573,"endTime":1219.0,"body":"we need also, the, ratios"},{"speaker":"Lukas Arnold","startTime":1215.573,"endTime":1219.0,"body":"of the different ways."},{"speaker":"Lukas Arnold","startTime":1219.75,"endTime":1224.28,"body":"So that's why we measured now"},{"speaker":"Lukas Arnold","startTime":1219.75,"endTime":1224.28,"body":"the spectrum of the LEDs, which"},{"speaker":"Lukas Arnold","startTime":1224.28,"endTime":1228.96,"body":"are in contrast to yours, which"},{"speaker":"Lukas Arnold","startTime":1224.28,"endTime":1228.96,"body":"are peaks as in a laser led is"},{"speaker":"Lukas Arnold","startTime":1228.96,"endTime":1230.64,"body":"a broad spectrum, unfortunately."},{"speaker":"Lukas Arnold","startTime":1230.933,"endTime":1233.34,"body":"But nevertheless, you can do"},{"speaker":"Lukas Arnold","startTime":1230.933,"endTime":1233.34,"body":"some conclusions about the"},{"speaker":"Lukas Arnold","startTime":1233.34,"endTime":1237.45,"body":"ratios and from based on these"},{"speaker":"Lukas Arnold","startTime":1233.34,"endTime":1237.45,"body":"ratios, you can deduce what the"},{"speaker":"Lukas Arnold","startTime":1237.45,"endTime":1239.25,"body":"particular distribution may be."},{"speaker":"Wojciech Wegrzynski","startTime":1239.566,"endTime":1241.489,"body":"And"},{"speaker":"Wojciech Wegrzynski","startTime":1239.566,"endTime":1241.489,"body":"obviously that does not exhaust"},{"speaker":"Wojciech Wegrzynski","startTime":1241.489,"endTime":1244.179,"body":"all the research that has"},{"speaker":"Wojciech Wegrzynski","startTime":1241.489,"endTime":1244.179,"body":"been done in our units I had"},{"speaker":"Wojciech Wegrzynski","startTime":1244.179,"endTime":1246.799,"body":"a, I have a great history of"},{"speaker":"Wojciech Wegrzynski","startTime":1244.179,"endTime":1246.799,"body":"collaboration with Gabriele"},{"speaker":"Wojciech Wegrzynski","startTime":1246.799,"endTime":1250.779,"body":"Vigne , who was a guest on the"},{"speaker":"Wojciech Wegrzynski","startTime":1246.799,"endTime":1250.779,"body":"podcast here in episode three."},{"speaker":"Wojciech Wegrzynski","startTime":1251.199,"endTime":1254.799,"body":"And Gabriele has said lots of"},{"speaker":"Wojciech Wegrzynski","startTime":1251.199,"endTime":1254.799,"body":"nice things about visibility"},{"speaker":"Wojciech Wegrzynski","startTime":1254.799,"endTime":1258.369,"body":"and smoke as well and how we"},{"speaker":"Wojciech Wegrzynski","startTime":1254.799,"endTime":1258.369,"body":"were searching for optimum."},{"speaker":"Wojciech Wegrzynski","startTime":1258.549,"endTime":1263.074,"body":"Uh, . And recently we've"},{"speaker":"Wojciech Wegrzynski","startTime":1258.549,"endTime":1263.074,"body":"performed a survey of how"},{"speaker":"Wojciech Wegrzynski","startTime":1263.104,"endTime":1266.454,"body":"visibility is being used over"},{"speaker":"Wojciech Wegrzynski","startTime":1263.104,"endTime":1266.454,"body":"the world, which hopefully we"},{"speaker":"Wojciech Wegrzynski","startTime":1266.454,"endTime":1268.624,"body":"will finish processing soon."},{"speaker":"Wojciech Wegrzynski","startTime":1268.924,"endTime":1269.374,"body":"Ish."},{"speaker":"Wojciech Wegrzynski","startTime":1269.734,"endTime":1270.424,"body":"I hope."},{"speaker":"Lukas Arnold","startTime":1270.774,"endTime":1272.054,"body":"Um,"},{"speaker":"Lukas Arnold","startTime":1270.774,"endTime":1272.054,"body":"I'm taking a note."},{"speaker":"Lukas Arnold","startTime":1272.054,"endTime":1274.754,"body":"There were some"},{"speaker":"Lukas Arnold","startTime":1272.054,"endTime":1274.754,"body":"from our last call."},{"speaker":"Wojciech Wegrzynski","startTime":1275.594,"endTime":1276.014,"body":"Yes."},{"speaker":"Wojciech Wegrzynski","startTime":1276.307,"endTime":1279.177,"body":"and, and you, you were working"},{"speaker":"Wojciech Wegrzynski","startTime":1276.307,"endTime":1279.177,"body":"a lot with Duisburg-Essen,"},{"speaker":"Wojciech Wegrzynski","startTime":1279.227,"endTime":1283.317,"body":", who have, a history of"},{"speaker":"Wojciech Wegrzynski","startTime":1279.227,"endTime":1283.317,"body":"measuring the sizes, the,"},{"speaker":"Wojciech Wegrzynski","startTime":1283.667,"endTime":1285.597,"body":"the shapes of particles."},{"speaker":"Wojciech Wegrzynski","startTime":1285.597,"endTime":1287.632,"body":"And it's also quite fascinating."},{"speaker":"Lukas Arnold","startTime":1287.854,"endTime":1288.694,"body":"Yeah, exactly."},{"speaker":"Lukas Arnold","startTime":1288.694,"endTime":1292.384,"body":"And they're going to also help"},{"speaker":"Lukas Arnold","startTime":1288.694,"endTime":1292.384,"body":"us out here in this project."},{"speaker":"Lukas Arnold","startTime":1292.654,"endTime":1296.037,"body":"They really do the,"},{"speaker":"Lukas Arnold","startTime":1292.654,"endTime":1296.037,"body":"fine modeling of light"},{"speaker":"Lukas Arnold","startTime":1296.427,"endTime":1297.477,"body":"particle interaction."},{"speaker":"Lukas Arnold","startTime":1297.497,"endTime":1301.391,"body":"So with Mie theory and, as"},{"speaker":"Lukas Arnold","startTime":1297.497,"endTime":1301.391,"body":"in, not spherical particles"},{"speaker":"Lukas Arnold","startTime":1301.391,"endTime":1302.711,"body":"and all the, all this stuff."},{"speaker":"Wojciech Wegrzynski","startTime":1302.957,"endTime":1305.664,"body":"That's"},{"speaker":"Wojciech Wegrzynski","startTime":1302.957,"endTime":1305.664,"body":"a brief, identifications of"},{"speaker":"Wojciech Wegrzynski","startTime":1305.664,"endTime":1308.574,"body":"the issues with the visibility"},{"speaker":"Wojciech Wegrzynski","startTime":1305.664,"endTime":1308.574,"body":"and smoke modeling while"},{"speaker":"Wojciech Wegrzynski","startTime":1308.574,"endTime":1311.214,"body":"that that's a lot of issues,"},{"speaker":"Wojciech Wegrzynski","startTime":1308.574,"endTime":1311.214,"body":"actually, it's really, it"},{"speaker":"Wojciech Wegrzynski","startTime":1311.214,"endTime":1314.604,"body":"makes sense to re repeat this"},{"speaker":"Wojciech Wegrzynski","startTime":1311.214,"endTime":1314.604,"body":"work, and I'm really happy that"},{"speaker":"Wojciech Wegrzynski","startTime":1314.604,"endTime":1315.954,"body":"we got in chance to do that."},{"speaker":"Wojciech Wegrzynski","startTime":1316.234,"endTime":1319.554,"body":"Now let's, let's jump"},{"speaker":"Wojciech Wegrzynski","startTime":1316.234,"endTime":1319.554,"body":"into, Visibility Prediction"},{"speaker":"Wojciech Wegrzynski","startTime":1319.554,"endTime":1323.704,"body":"Framework VPF, as we called"},{"speaker":"Wojciech Wegrzynski","startTime":1319.554,"endTime":1323.704,"body":"it what we will try to do."},{"speaker":"Wojciech Wegrzynski","startTime":1323.974,"endTime":1328.064,"body":"So, , we have subdivided"},{"speaker":"Wojciech Wegrzynski","startTime":1323.974,"endTime":1328.064,"body":"this work into like"},{"speaker":"Wojciech Wegrzynski","startTime":1328.484,"endTime":1330.614,"body":"two grant packages."},{"speaker":"Wojciech Wegrzynski","startTime":1330.794,"endTime":1332.264,"body":"I can call it like"},{"speaker":"Wojciech Wegrzynski","startTime":1330.794,"endTime":1332.264,"body":"that, I guess."},{"speaker":"Wojciech Wegrzynski","startTime":1332.984,"endTime":1338.324,"body":"Uh, so what my scientific unit,"},{"speaker":"Wojciech Wegrzynski","startTime":1332.984,"endTime":1338.324,"body":"the ITB we'll be doing will"},{"speaker":"Wojciech Wegrzynski","startTime":1338.324,"endTime":1341.804,"body":"be focused on the experimental"},{"speaker":"Wojciech Wegrzynski","startTime":1338.324,"endTime":1341.804,"body":"research on the visibility."},{"speaker":"Wojciech Wegrzynski","startTime":1343.029,"endTime":1347.369,"body":"So we're the experimental,"},{"speaker":"Wojciech Wegrzynski","startTime":1343.029,"endTime":1347.369,"body":"partner and Lucas, your team"},{"speaker":"Wojciech Wegrzynski","startTime":1347.609,"endTime":1350.549,"body":"will be doing the software"},{"speaker":"Wojciech Wegrzynski","startTime":1347.609,"endTime":1350.549,"body":"development and computational"},{"speaker":"Wojciech Wegrzynski","startTime":1350.549,"endTime":1355.139,"body":"modeling, which is as exciting,"},{"speaker":"Wojciech Wegrzynski","startTime":1350.549,"endTime":1355.139,"body":"I would say, or maybe even more."},{"speaker":"Wojciech Wegrzynski","startTime":1355.139,"endTime":1358.676,"body":"And with our powers combined,"},{"speaker":"Wojciech Wegrzynski","startTime":1355.139,"endTime":1358.676,"body":"there will, come and"},{"speaker":"Wojciech Wegrzynski","startTime":1358.676,"endTime":1362.936,"body":"the merger, some really,"},{"speaker":"Wojciech Wegrzynski","startTime":1358.676,"endTime":1362.936,"body":"uh, fun tools to use."},{"speaker":"Wojciech Wegrzynski","startTime":1363.356,"endTime":1366.176,"body":"First, let me, tell u a"},{"speaker":"Wojciech Wegrzynski","startTime":1363.356,"endTime":1366.176,"body":"bit about the experiments"},{"speaker":"Wojciech Wegrzynski","startTime":1366.656,"endTime":1368.676,"body":"and, uh, I think it's."},{"speaker":"Wojciech Wegrzynski","startTime":1368.744,"endTime":1370.12,"body":"Very interesting."},{"speaker":"Wojciech Wegrzynski","startTime":1370.12,"endTime":1373.071,"body":"What we've planned because,"},{"speaker":"Wojciech Wegrzynski","startTime":1370.12,"endTime":1373.071,"body":"you know, in fire science"},{"speaker":"Wojciech Wegrzynski","startTime":1373.071,"endTime":1375.741,"body":"in general, we have this"},{"speaker":"Wojciech Wegrzynski","startTime":1373.071,"endTime":1375.741,"body":"magic numbers that come"},{"speaker":"Wojciech Wegrzynski","startTime":1375.741,"endTime":1377.271,"body":"from ancient knowledge."},{"speaker":"Wojciech Wegrzynski","startTime":1377.661,"endTime":1381.591,"body":"We have this, variables that"},{"speaker":"Wojciech Wegrzynski","startTime":1377.661,"endTime":1381.591,"body":"no one can trace where the"},{"speaker":"Wojciech Wegrzynski","startTime":1381.591,"endTime":1387.054,"body":"origin from, and it's common"},{"speaker":"Wojciech Wegrzynski","startTime":1381.591,"endTime":1387.054,"body":"over the fire science and in"},{"speaker":"Wojciech Wegrzynski","startTime":1387.054,"endTime":1391.704,"body":"visibility in smoke everything"},{"speaker":"Wojciech Wegrzynski","startTime":1387.054,"endTime":1391.704,"body":"goes back to, to researcher,"},{"speaker":"Wojciech Wegrzynski","startTime":1391.704,"endTime":1395.934,"body":"Tahashida Jin from Japan who"},{"speaker":"Wojciech Wegrzynski","startTime":1391.704,"endTime":1395.934,"body":"was researching this in the"},{"speaker":"Wojciech Wegrzynski","startTime":1395.964,"endTime":1401.367,"body":"early 1970s, who has written"},{"speaker":"Wojciech Wegrzynski","startTime":1395.964,"endTime":1401.367,"body":"some fundamental landmark"},{"speaker":"Wojciech Wegrzynski","startTime":1401.427,"endTime":1407.877,"body":"papers about the perception"},{"speaker":"Wojciech Wegrzynski","startTime":1401.427,"endTime":1407.877,"body":"through shapes to smoke layers."},{"speaker":"Wojciech Wegrzynski","startTime":1408.417,"endTime":1410.587,"body":"And what, , what did he do?"},{"speaker":"Wojciech Wegrzynski","startTime":1410.587,"endTime":1414.911,"body":"Was he built a small chamber"},{"speaker":"Wojciech Wegrzynski","startTime":1410.587,"endTime":1414.911,"body":"In which he has burned"},{"speaker":"Wojciech Wegrzynski","startTime":1414.941,"endTime":1417.521,"body":"paper and then really smoke."},{"speaker":"Wojciech Wegrzynski","startTime":1417.601,"endTime":1421.021,"body":"And that's one funny thing that"},{"speaker":"Wojciech Wegrzynski","startTime":1417.601,"endTime":1421.021,"body":"it was mainly white smoke where"},{"speaker":"Wojciech Wegrzynski","startTime":1421.021,"endTime":1425.101,"body":"we clearly apply it to a little"},{"speaker":"Wojciech Wegrzynski","startTime":1421.021,"endTime":1425.101,"body":"dark ish, the sooty smoke."},{"speaker":"Wojciech Wegrzynski","startTime":1425.431,"endTime":1428.261,"body":"But yeah, that's the first"},{"speaker":"Wojciech Wegrzynski","startTime":1425.431,"endTime":1428.261,"body":"issue with this experiment."},{"speaker":"Wojciech Wegrzynski","startTime":1428.861,"endTime":1432.214,"body":"He was, having this chamber on"},{"speaker":"Wojciech Wegrzynski","startTime":1428.861,"endTime":1432.214,"body":"the end of the chamber, he was"},{"speaker":"Wojciech Wegrzynski","startTime":1432.214,"endTime":1436.357,"body":"projecting some shapes and,"},{"speaker":"Wojciech Wegrzynski","startTime":1432.214,"endTime":1436.357,"body":"On the other side and on the"},{"speaker":"Wojciech Wegrzynski","startTime":1436.357,"endTime":1438.817,"body":"opposite end of the chamber,"},{"speaker":"Wojciech Wegrzynski","startTime":1436.357,"endTime":1438.817,"body":"there were a window and some"},{"speaker":"Wojciech Wegrzynski","startTime":1438.817,"endTime":1444.367,"body":"mirrors, and he simply asked"},{"speaker":"Wojciech Wegrzynski","startTime":1438.817,"endTime":1444.367,"body":"people to identify whether"},{"speaker":"Wojciech Wegrzynski","startTime":1444.367,"endTime":1447.517,"body":"they can see the shape or not"},{"speaker":"Wojciech Wegrzynski","startTime":1444.367,"endTime":1447.517,"body":"through a layer of smoke that"},{"speaker":"Wojciech Wegrzynski","startTime":1447.517,"endTime":1449.137,"body":"was inside the compartment."},{"speaker":"Wojciech Wegrzynski","startTime":1449.587,"endTime":1453.067,"body":"And by measuring this light"},{"speaker":"Wojciech Wegrzynski","startTime":1449.587,"endTime":1453.067,"body":"absorption, he could correlate"},{"speaker":"Wojciech Wegrzynski","startTime":1453.487,"endTime":1457.537,"body":"whether a person can see"},{"speaker":"Wojciech Wegrzynski","startTime":1453.487,"endTime":1457.537,"body":"something or not  with the"},{"speaker":"Wojciech Wegrzynski","startTime":1457.567,"endTime":1461.647,"body":"amount of smoke that is"},{"speaker":"Wojciech Wegrzynski","startTime":1457.567,"endTime":1461.647,"body":"within the chamber and from"},{"speaker":"Wojciech Wegrzynski","startTime":1461.647,"endTime":1465.667,"body":"this experiment, some really"},{"speaker":"Wojciech Wegrzynski","startTime":1461.647,"endTime":1465.667,"body":"fundamental assumptions for our"},{"speaker":"Wojciech Wegrzynski","startTime":1465.667,"endTime":1470.547,"body":"modeling were born because for"},{"speaker":"Wojciech Wegrzynski","startTime":1465.667,"endTime":1470.547,"body":"some certain ratios of contrast"},{"speaker":"Wojciech Wegrzynski","startTime":1470.547,"endTime":1474.777,"body":"between the lighting of the"},{"speaker":"Wojciech Wegrzynski","startTime":1470.547,"endTime":1474.777,"body":"chamber and the, and how bright"},{"speaker":"Wojciech Wegrzynski","startTime":1474.777,"endTime":1479.216,"body":"the sign was, he was able to"},{"speaker":"Wojciech Wegrzynski","startTime":1474.777,"endTime":1479.216,"body":"show that in some cases, the"},{"speaker":"Wojciech Wegrzynski","startTime":1479.516,"endTime":1484.886,"body":"sign is less visible and we"},{"speaker":"Wojciech Wegrzynski","startTime":1479.516,"endTime":1484.886,"body":"currently refer to them as the,"},{"speaker":"Wojciech Wegrzynski","startTime":1484.936,"endTime":1486.646,"body":"light reflecting signs now."},{"speaker":"Wojciech Wegrzynski","startTime":1486.976,"endTime":1490.036,"body":"And for some, there was"},{"speaker":"Wojciech Wegrzynski","startTime":1486.976,"endTime":1490.036,"body":"a more clearly visible,"},{"speaker":"Wojciech Wegrzynski","startTime":1490.036,"endTime":1492.676,"body":"which we now refer to"},{"speaker":"Wojciech Wegrzynski","startTime":1490.036,"endTime":1492.676,"body":"as light emitting signs."},{"speaker":"Wojciech Wegrzynski","startTime":1493.096,"endTime":1495.286,"body":"He found out this"},{"speaker":"Wojciech Wegrzynski","startTime":1493.096,"endTime":1495.286,"body":"correlations for the"},{"speaker":"Wojciech Wegrzynski","startTime":1495.316,"endTime":1497.466,"body":"constant K, aligns this to."},{"speaker":"Wojciech Wegrzynski","startTime":1497.529,"endTime":1502.809,"body":"And from this simple experiment,"},{"speaker":"Wojciech Wegrzynski","startTime":1497.529,"endTime":1502.809,"body":"we got all the constants for"},{"speaker":"Wojciech Wegrzynski","startTime":1502.809,"endTime":1505.749,"body":"the equations that are being"},{"speaker":"Wojciech Wegrzynski","startTime":1502.809,"endTime":1505.749,"body":"still used up till today."},{"speaker":"Wojciech Wegrzynski","startTime":1506.379,"endTime":1509.709,"body":"Now a lot has"},{"speaker":"Wojciech Wegrzynski","startTime":1506.379,"endTime":1509.709,"body":"changed since 1970s."},{"speaker":"Wojciech Wegrzynski","startTime":1509.882,"endTime":1513.457,"body":"We have so many new tools"},{"speaker":"Wojciech Wegrzynski","startTime":1509.882,"endTime":1513.457,"body":"that allowto precisely"},{"speaker":"Wojciech Wegrzynski","startTime":1513.457,"endTime":1515.857,"body":"measure the smoke properties"},{"speaker":"Wojciech Wegrzynski","startTime":1513.457,"endTime":1515.857,"body":"within the chamber."},{"speaker":"Wojciech Wegrzynski","startTime":1516.697,"endTime":1520.117,"body":"We have so many new"},{"speaker":"Wojciech Wegrzynski","startTime":1516.697,"endTime":1520.117,"body":"ways to generate smoke."},{"speaker":"Wojciech Wegrzynski","startTime":1520.117,"endTime":1523.657,"body":"Even we have so many new"},{"speaker":"Wojciech Wegrzynski","startTime":1520.117,"endTime":1523.657,"body":"ways to observe with digital"},{"speaker":"Wojciech Wegrzynski","startTime":1523.657,"endTime":1525.037,"body":"cameras and digital imaging."},{"speaker":"Wojciech Wegrzynski","startTime":1525.667,"endTime":1529.387,"body":"And definitely we have a"},{"speaker":"Wojciech Wegrzynski","startTime":1525.667,"endTime":1529.387,"body":"much easier time projecting"},{"speaker":"Wojciech Wegrzynski","startTime":1529.387,"endTime":1533.007,"body":"signs than using a light"},{"speaker":"Wojciech Wegrzynski","startTime":1529.387,"endTime":1533.007,"body":"projectors and a, a film."},{"speaker":"Wojciech Wegrzynski","startTime":1533.557,"endTime":1536.047,"body":"We can just use"},{"speaker":"Wojciech Wegrzynski","startTime":1533.557,"endTime":1536.047,"body":"screens into that."},{"speaker":"Wojciech Wegrzynski","startTime":1536.047,"endTime":1537.307,"body":"We don't have to use mirrors."},{"speaker":"Wojciech Wegrzynski","startTime":1537.307,"endTime":1540.407,"body":"We can change the shapes"},{"speaker":"Wojciech Wegrzynski","startTime":1537.307,"endTime":1540.407,"body":"and sizes on our screens."},{"speaker":"Wojciech Wegrzynski","startTime":1540.887,"endTime":1543.827,"body":"So the technology"},{"speaker":"Wojciech Wegrzynski","startTime":1540.887,"endTime":1543.827,"body":"advancements in the last"},{"speaker":"Wojciech Wegrzynski","startTime":1543.827,"endTime":1548.437,"body":"50 years were immense and"},{"speaker":"Wojciech Wegrzynski","startTime":1543.827,"endTime":1548.437,"body":"we will try to use them in"},{"speaker":"Wojciech Wegrzynski","startTime":1548.467,"endTime":1551.047,"body":"repeating Jin's experiment,"},{"speaker":"Wojciech Wegrzynski","startTime":1548.467,"endTime":1551.047,"body":"but with modern control."},{"speaker":"Wojciech Wegrzynski","startTime":1551.287,"endTime":1553.747,"body":"And that's like really"},{"speaker":"Wojciech Wegrzynski","startTime":1551.287,"endTime":1553.747,"body":"exciting for me."},{"speaker":"Wojciech Wegrzynski","startTime":1554.197,"endTime":1557.651,"body":"And, how will you use that"},{"speaker":"Wojciech Wegrzynski","startTime":1554.197,"endTime":1557.651,"body":"in your computational part?"},{"speaker":"Lukas Arnold","startTime":1558.062,"endTime":1558.302,"body":"Yeah."},{"speaker":"Lukas Arnold","startTime":1558.302,"endTime":1562.136,"body":"So as always, it is"},{"speaker":"Lukas Arnold","startTime":1558.302,"endTime":1562.136,"body":"important to have a good"},{"speaker":"Lukas Arnold","startTime":1562.166,"endTime":1563.726,"body":"experimental data, like good."},{"speaker":"Lukas Arnold","startTime":1563.726,"endTime":1568.016,"body":"I mean, reproducible things"},{"speaker":"Lukas Arnold","startTime":1563.726,"endTime":1568.016,"body":"have measured, everything that"},{"speaker":"Lukas Arnold","startTime":1568.016,"endTime":1569.796,"body":"is, , maybe maybe relevant."},{"speaker":"Lukas Arnold","startTime":1569.846,"endTime":1573.352,"body":"So, uh, we will use this"},{"speaker":"Lukas Arnold","startTime":1569.846,"endTime":1573.352,"body":"data to come up with a."},{"speaker":"Lukas Arnold","startTime":1573.999,"endTime":1578.801,"body":"To basically, allow us in the"},{"speaker":"Lukas Arnold","startTime":1573.999,"endTime":1578.801,"body":"first step to do something like"},{"speaker":"Lukas Arnold","startTime":1579.141,"endTime":1582.851,"body":"given a smoke distribution,"},{"speaker":"Lukas Arnold","startTime":1579.141,"endTime":1582.851,"body":"whatever that comes from"},{"speaker":"Lukas Arnold","startTime":1582.881,"endTime":1587.351,"body":"commonly used CFD, codes,"},{"speaker":"Lukas Arnold","startTime":1582.881,"endTime":1587.351,"body":"given a smoke distribution,"},{"speaker":"Lukas Arnold","startTime":1587.771,"endTime":1591.331,"body":"whether the particles are"},{"speaker":"Lukas Arnold","startTime":1587.771,"endTime":1591.331,"body":"treated as a fluid as are"},{"speaker":"Lukas Arnold","startTime":1591.331,"endTime":1595.331,"body":"typically done now order via,"},{"speaker":"Lukas Arnold","startTime":1591.331,"endTime":1595.331,"body":", a particle representative."},{"speaker":"Lukas Arnold","startTime":1596.136,"endTime":1601.659,"body":"That we can create an image of"},{"speaker":"Lukas Arnold","startTime":1596.136,"endTime":1601.659,"body":"a sign for a given observer at"},{"speaker":"Lukas Arnold","startTime":1601.659,"endTime":1603.019,"body":"a given position in the room."},{"speaker":"Lukas Arnold","startTime":1603.139,"endTime":1603.409,"body":"Okay."},{"speaker":"Lukas Arnold","startTime":1603.409,"endTime":1607.339,"body":"So me being here, there is any"},{"speaker":"Lukas Arnold","startTime":1603.409,"endTime":1607.339,"body":"room smoke distribution in this"},{"speaker":"Lukas Arnold","startTime":1607.339,"endTime":1610.819,"body":"room, and now there is no exit"},{"speaker":"Lukas Arnold","startTime":1607.339,"endTime":1610.819,"body":"sign here because my office"},{"speaker":"Lukas Arnold","startTime":1610.819,"endTime":1611.989,"body":"is way too small for that."},{"speaker":"Lukas Arnold","startTime":1612.469,"endTime":1616.369,"body":"Um, but it imagines, it would be"},{"speaker":"Lukas Arnold","startTime":1612.469,"endTime":1616.369,"body":"one I would like to compute how."},{"speaker":"Lukas Arnold","startTime":1616.882,"endTime":1621.202,"body":"The image of, uh, of the sign"},{"speaker":"Lukas Arnold","startTime":1616.882,"endTime":1621.202,"body":"would look like, okay, from a"},{"speaker":"Lukas Arnold","startTime":1621.202,"endTime":1626.476,"body":"camera, which maybe easier, but"},{"speaker":"Lukas Arnold","startTime":1621.202,"endTime":1626.476,"body":"also from, , a human perceive."},{"speaker":"Lukas Arnold","startTime":1626.476,"endTime":1631.516,"body":"It, that's definitely a open"},{"speaker":"Lukas Arnold","startTime":1626.476,"endTime":1631.516,"body":"question, uh, how differences"},{"speaker":"Lukas Arnold","startTime":1631.636,"endTime":1633.046,"body":"in humans are and so on."},{"speaker":"Lukas Arnold","startTime":1633.046,"endTime":1637.226,"body":"But I think a good starting"},{"speaker":"Lukas Arnold","startTime":1633.046,"endTime":1637.226,"body":"point would be to capture"},{"speaker":"Lukas Arnold","startTime":1637.256,"endTime":1638.696,"body":"what is, what a camera with."},{"speaker":"Lukas Arnold","startTime":1638.996,"endTime":1643.616,"body":"And to do so you have to get"},{"speaker":"Lukas Arnold","startTime":1638.996,"endTime":1643.616,"body":"the interaction with light, the"},{"speaker":"Lukas Arnold","startTime":1643.966,"endTime":1645.386,"body":"soot particles with the light,"},{"speaker":"Lukas Arnold","startTime":1645.416,"endTime":1649.319,"body":"the reflections and so on,"},{"speaker":"Lukas Arnold","startTime":1645.416,"endTime":1649.319,"body":"so that you, based on these"},{"speaker":"Lukas Arnold","startTime":1649.319,"endTime":1653.519,"body":"images, you can then do the"},{"speaker":"Lukas Arnold","startTime":1649.319,"endTime":1653.519,"body":"application of that case."},{"speaker":"Lukas Arnold","startTime":1653.529,"endTime":1654.659,"body":"You can deduce from that."},{"speaker":"Lukas Arnold","startTime":1654.689,"endTime":1658.649,"body":"Is it still visible or"},{"speaker":"Lukas Arnold","startTime":1654.689,"endTime":1658.649,"body":"not do like in a given"},{"speaker":"Lukas Arnold","startTime":1658.649,"endTime":1660.299,"body":"experiment, people."},{"speaker":"Lukas Arnold","startTime":1661.079,"endTime":1665.369,"body":"Perceive or recognize the sign"},{"speaker":"Lukas Arnold","startTime":1661.079,"endTime":1665.369,"body":"or not so that we can use it"},{"speaker":"Lukas Arnold","startTime":1665.369,"endTime":1669.959,"body":"later on tomorrow, what people"},{"speaker":"Lukas Arnold","startTime":1665.369,"endTime":1669.959,"body":"would think, whether they would"},{"speaker":"Lukas Arnold","startTime":1669.959,"endTime":1672.149,"body":"see the sign perceive it or not."},{"speaker":"Lukas Arnold","startTime":1672.419,"endTime":1676.109,"body":"And this would then in the end,"},{"speaker":"Lukas Arnold","startTime":1672.419,"endTime":1676.109,"body":"tell you whether the visibility"},{"speaker":"Lukas Arnold","startTime":1676.109,"endTime":1681.689,"body":"is okay or not because like in"},{"speaker":"Lukas Arnold","startTime":1676.109,"endTime":1681.689,"body":"the end, like the length is one"},{"speaker":"Lukas Arnold","startTime":1681.689,"endTime":1685.139,"body":"thing, but in the end we want"},{"speaker":"Lukas Arnold","startTime":1681.689,"endTime":1685.139,"body":"to know, are the people able"},{"speaker":"Lukas Arnold","startTime":1685.139,"endTime":1686.939,"body":"to see the exit or the sign or."},{"speaker":"Lukas Arnold","startTime":1687.944,"endTime":1690.104,"body":"Disregarding how far away it is."},{"speaker":"Lukas Arnold","startTime":1690.164,"endTime":1690.584,"body":"Okay."},{"speaker":"Lukas Arnold","startTime":1691.124,"endTime":1695.644,"body":"And if you automate this for"},{"speaker":"Lukas Arnold","startTime":1691.124,"endTime":1695.644,"body":"given positions and,  come up"},{"speaker":"Lukas Arnold","startTime":1695.644,"endTime":1700.284,"body":"with a criteria when a sign"},{"speaker":"Lukas Arnold","startTime":1695.644,"endTime":1700.284,"body":"is perceivable or not, then"},{"speaker":"Lukas Arnold","startTime":1700.284,"endTime":1705.187,"body":"this will allow you to draw"},{"speaker":"Lukas Arnold","startTime":1700.284,"endTime":1705.187,"body":"maps or do an analysis for"},{"speaker":"Lukas Arnold","startTime":1705.187,"endTime":1709.027,"body":"a given fire scenario, time"},{"speaker":"Lukas Arnold","startTime":1705.187,"endTime":1709.027,"body":"dependent from which, which"},{"speaker":"Lukas Arnold","startTime":1709.057,"endTime":1710.227,"body":"positions would be critical."},{"speaker":"Lukas Arnold","startTime":1710.227,"endTime":1713.497,"body":"Because for example, you"},{"speaker":"Lukas Arnold","startTime":1710.227,"endTime":1713.497,"body":"don't see any other exit"},{"speaker":"Lukas Arnold","startTime":1713.497,"endTime":1717.051,"body":"sign or any exit, then"},{"speaker":"Lukas Arnold","startTime":1713.497,"endTime":1717.051,"body":"you're basically lost."},{"speaker":"Wojciech Wegrzynski","startTime":1717.151,"endTime":1719.221,"body":"And the"},{"speaker":"Wojciech Wegrzynski","startTime":1717.151,"endTime":1719.221,"body":"important thing that will come"},{"speaker":"Wojciech Wegrzynski","startTime":1719.251,"endTime":1721.621,"body":"out of my experiments because"},{"speaker":"Wojciech Wegrzynski","startTime":1719.251,"endTime":1721.621,"body":"I obviously don't want to"},{"speaker":"Wojciech Wegrzynski","startTime":1721.621,"endTime":1723.271,"body":"just repeat Jin's experiment."},{"speaker":"Wojciech Wegrzynski","startTime":1723.541,"endTime":1726.631,"body":"We want to create immense amount"},{"speaker":"Wojciech Wegrzynski","startTime":1723.541,"endTime":1726.631,"body":"of new knowledge within them."},{"speaker":"Wojciech Wegrzynski","startTime":1727.025,"endTime":1729.417,"body":"First we will invite"},{"speaker":"Wojciech Wegrzynski","startTime":1727.025,"endTime":1729.417,"body":"participants in the study."},{"speaker":"Wojciech Wegrzynski","startTime":1729.477,"endTime":1734.367,"body":"So we will have real humans,"},{"speaker":"Wojciech Wegrzynski","startTime":1729.477,"endTime":1734.367,"body":"hopefully a diverse group"},{"speaker":"Wojciech Wegrzynski","startTime":1734.397,"endTime":1738.517,"body":"of participants in the"},{"speaker":"Wojciech Wegrzynski","startTime":1734.397,"endTime":1738.517,"body":"experiment, helping us identify"},{"speaker":"Wojciech Wegrzynski","startTime":1738.517,"endTime":1740.827,"body":"whether they can see through"},{"speaker":"Wojciech Wegrzynski","startTime":1738.517,"endTime":1740.827,"body":"layers of smoke or not."},{"speaker":"Wojciech Wegrzynski","startTime":1741.247,"endTime":1743.977,"body":"But it will not only be"},{"speaker":"Wojciech Wegrzynski","startTime":1741.247,"endTime":1743.977,"body":"a question of, do you see"},{"speaker":"Wojciech Wegrzynski","startTime":1743.977,"endTime":1747.967,"body":"a light at the end of the"},{"speaker":"Wojciech Wegrzynski","startTime":1743.977,"endTime":1747.967,"body":"tunnel, which we will invite"},{"speaker":"Wojciech Wegrzynski","startTime":1747.967,"endTime":1752.957,"body":"them to look at, but we"},{"speaker":"Wojciech Wegrzynski","startTime":1747.967,"endTime":1752.957,"body":"will, , show them pictures of."},{"speaker":"Wojciech Wegrzynski","startTime":1752.996,"endTime":1756.322,"body":"Evacuation signs with,"},{"speaker":"Wojciech Wegrzynski","startTime":1752.996,"endTime":1756.322,"body":"letters maybe not exit,"},{"speaker":"Wojciech Wegrzynski","startTime":1756.322,"endTime":1759.622,"body":"but we will use words or"},{"speaker":"Wojciech Wegrzynski","startTime":1756.322,"endTime":1759.622,"body":"combinations of numbers."},{"speaker":"Wojciech Wegrzynski","startTime":1759.982,"endTime":1763.582,"body":"And we will ask them to"},{"speaker":"Wojciech Wegrzynski","startTime":1759.982,"endTime":1763.582,"body":"read them out loud in a way"},{"speaker":"Wojciech Wegrzynski","startTime":1763.582,"endTime":1765.202,"body":"like in an opticians test."},{"speaker":"Wojciech Wegrzynski","startTime":1765.592,"endTime":1767.782,"body":"But what we will do,"},{"speaker":"Wojciech Wegrzynski","startTime":1765.592,"endTime":1767.782,"body":"we will show them small"},{"speaker":"Wojciech Wegrzynski","startTime":1767.782,"endTime":1770.692,"body":"science, large signs red"},{"speaker":"Wojciech Wegrzynski","startTime":1767.782,"endTime":1770.692,"body":"signs, and green signs."},{"speaker":"Wojciech Wegrzynski","startTime":1770.692,"endTime":1773.222,"body":"We will show"},{"speaker":"Wojciech Wegrzynski","startTime":1770.692,"endTime":1773.222,"body":"them, , signs that are."},{"speaker":"Wojciech Wegrzynski","startTime":1773.359,"endTime":1776.449,"body":"Uh, very dim compared to the"},{"speaker":"Wojciech Wegrzynski","startTime":1773.359,"endTime":1776.449,"body":"backgrounds and one that like"},{"speaker":"Wojciech Wegrzynski","startTime":1776.479,"endTime":1778.999,"body":"white and black background"},{"speaker":"Wojciech Wegrzynski","startTime":1776.479,"endTime":1778.999,"body":"with the maximum conscious"},{"speaker":"Wojciech Wegrzynski","startTime":1778.999,"endTime":1783.169,"body":"ratio, we will adjust all"},{"speaker":"Wojciech Wegrzynski","startTime":1778.999,"endTime":1783.169,"body":"these parameters on the fly to"},{"speaker":"Wojciech Wegrzynski","startTime":1783.169,"endTime":1788.839,"body":"try and capture as many data"},{"speaker":"Wojciech Wegrzynski","startTime":1783.169,"endTime":1788.839,"body":"points as humanly possible"},{"speaker":"Wojciech Wegrzynski","startTime":1789.019,"endTime":1792.169,"body":"within the hours that we'll"},{"speaker":"Wojciech Wegrzynski","startTime":1789.019,"endTime":1792.169,"body":"have with our participants."},{"speaker":"Wojciech Wegrzynski","startTime":1792.619,"endTime":1797.926,"body":"And this would help us"},{"speaker":"Wojciech Wegrzynski","startTime":1792.619,"endTime":1797.926,"body":"really capture this, critical"},{"speaker":"Wojciech Wegrzynski","startTime":1797.956,"endTime":1802.576,"body":"combination of smoke obscuration"},{"speaker":"Wojciech Wegrzynski","startTime":1797.956,"endTime":1802.576,"body":"or smoke parameters and"},{"speaker":"Wojciech Wegrzynski","startTime":1802.606,"endTime":1805.606,"body":"the interesting parameters"},{"speaker":"Wojciech Wegrzynski","startTime":1802.606,"endTime":1805.606,"body":"of the evacuation sign and"},{"speaker":"Wojciech Wegrzynski","startTime":1805.606,"endTime":1806.896,"body":"the environment around it."},{"speaker":"Wojciech Wegrzynski","startTime":1807.556,"endTime":1812.869,"body":"When the visibility is"},{"speaker":"Wojciech Wegrzynski","startTime":1807.556,"endTime":1812.869,"body":"lost, when you lose clear,"},{"speaker":"Wojciech Wegrzynski","startTime":1812.94,"endTime":1816.742,"body":"grasp of, on what the"},{"speaker":"Wojciech Wegrzynski","startTime":1812.94,"endTime":1816.742,"body":"information is carried by"},{"speaker":"Wojciech Wegrzynski","startTime":1816.742,"endTime":1818.032,"body":"the sign that we show them."},{"speaker":"Wojciech Wegrzynski","startTime":1818.572,"endTime":1820.372,"body":"And if we can find"},{"speaker":"Wojciech Wegrzynski","startTime":1818.572,"endTime":1820.372,"body":"out this critical."},{"speaker":"Wojciech Wegrzynski","startTime":1821.742,"endTime":1825.397,"body":"Then we received a completely"},{"speaker":"Wojciech Wegrzynski","startTime":1821.742,"endTime":1825.397,"body":"new threshold condition"},{"speaker":"Wojciech Wegrzynski","startTime":1825.427,"endTime":1830.117,"body":"of assigned distortion,"},{"speaker":"Wojciech Wegrzynski","startTime":1825.427,"endTime":1830.117,"body":"or,  dimming of the sign at"},{"speaker":"Wojciech Wegrzynski","startTime":1830.117,"endTime":1831.547,"body":"which the perception is lost."},{"speaker":"Wojciech Wegrzynski","startTime":1831.967,"endTime":1838.237,"body":"And if you then, , calculate"},{"speaker":"Wojciech Wegrzynski","startTime":1831.967,"endTime":1838.237,"body":"this value numerically"},{"speaker":"Wojciech Wegrzynski","startTime":1838.357,"endTime":1842.257,"body":"for any place within your"},{"speaker":"Wojciech Wegrzynski","startTime":1838.357,"endTime":1842.257,"body":"compartments, based on the"},{"speaker":"Wojciech Wegrzynski","startTime":1842.257,"endTime":1845.407,"body":"light smoke interaction from"},{"speaker":"Wojciech Wegrzynski","startTime":1842.257,"endTime":1845.407,"body":"a certain observer plays in a"},{"speaker":"Wojciech Wegrzynski","startTime":1845.407,"endTime":1848.347,"body":"certain location and he moved"},{"speaker":"Wojciech Wegrzynski","startTime":1845.407,"endTime":1848.347,"body":"up server and you map, what"},{"speaker":"Wojciech Wegrzynski","startTime":1848.347,"endTime":1851.907,"body":"would they see in every single"},{"speaker":"Wojciech Wegrzynski","startTime":1848.347,"endTime":1851.907,"body":"point of your compartment?"},{"speaker":"Wojciech Wegrzynski","startTime":1852.304,"endTime":1853.654,"body":"and we know the"},{"speaker":"Wojciech Wegrzynski","startTime":1852.304,"endTime":1853.654,"body":"critical value from the"},{"speaker":"Wojciech Wegrzynski","startTime":1853.654,"endTime":1855.334,"body":"experiment we are there."},{"speaker":"Wojciech Wegrzynski","startTime":1855.334,"endTime":1858.244,"body":"We have, we have a"},{"speaker":"Wojciech Wegrzynski","startTime":1855.334,"endTime":1858.244,"body":"true map of visibility."},{"speaker":"Wojciech Wegrzynski","startTime":1858.949,"endTime":1860.389,"body":"Which means what it says."},{"speaker":"Wojciech Wegrzynski","startTime":1860.479,"endTime":1863.839,"body":"It is a map of visibility,"},{"speaker":"Wojciech Wegrzynski","startTime":1860.479,"endTime":1863.839,"body":"not a map of fancy"},{"speaker":"Wojciech Wegrzynski","startTime":1864.379,"endTime":1868.519,"body":"recalculated smoke mass"},{"speaker":"Wojciech Wegrzynski","startTime":1864.379,"endTime":1868.519,"body":"densities in, uh, in the room."},{"speaker":"Wojciech Wegrzynski","startTime":1868.599,"endTime":1872.129,"body":"It will truly be, the"},{"speaker":"Wojciech Wegrzynski","startTime":1868.599,"endTime":1872.129,"body":"map of visibility, but"},{"speaker":"Wojciech Wegrzynski","startTime":1872.489,"endTime":1876.149,"body":"it sounds like quite a"},{"speaker":"Wojciech Wegrzynski","startTime":1872.489,"endTime":1876.149,"body":"computationally expensive."},{"speaker":"Wojciech Wegrzynski","startTime":1876.149,"endTime":1878.189,"body":"I hope you have some"},{"speaker":"Wojciech Wegrzynski","startTime":1876.149,"endTime":1878.189,"body":"good tricks for that."},{"speaker":"Lukas Arnold","startTime":1878.379,"endTime":1880.449,"body":"I'm not sure how"},{"speaker":"Lukas Arnold","startTime":1878.379,"endTime":1880.449,"body":"expensive it's going to be."},{"speaker":"Lukas Arnold","startTime":1880.809,"endTime":1884.392,"body":"First of all we are, , most"},{"speaker":"Lukas Arnold","startTime":1880.809,"endTime":1884.392,"body":"of us, are having more"},{"speaker":"Lukas Arnold","startTime":1884.392,"endTime":1886.252,"body":"resources that we can use."},{"speaker":"Lukas Arnold","startTime":1886.252,"endTime":1887.932,"body":"And then , we think, okay."},{"speaker":"Lukas Arnold","startTime":1888.012,"endTime":1891.612,"body":"Most probably even this tablet"},{"speaker":"Lukas Arnold","startTime":1888.012,"endTime":1891.612,"body":"has already a multi-core, uh,"},{"speaker":"Lukas Arnold","startTime":1891.662,"endTime":1895.902,"body":"uh, thing in there and all in"},{"speaker":"Lukas Arnold","startTime":1891.662,"endTime":1895.902,"body":"notebooks and workstations."},{"speaker":"Lukas Arnold","startTime":1896.292,"endTime":1899.142,"body":"And basically you're also"},{"speaker":"Lukas Arnold","startTime":1896.292,"endTime":1899.142,"body":"running CFD simulations,"},{"speaker":"Lukas Arnold","startTime":1899.442,"endTime":1903.122,"body":"which are very,  complex"},{"speaker":"Lukas Arnold","startTime":1899.442,"endTime":1903.122,"body":"and need resources."},{"speaker":"Lukas Arnold","startTime":1903.152,"endTime":1907.242,"body":"I think this will not be"},{"speaker":"Lukas Arnold","startTime":1903.152,"endTime":1907.242,"body":"so expensive, especially,"},{"speaker":"Lukas Arnold","startTime":1907.782,"endTime":1910.942,"body":"well, it will be costly,"},{"speaker":"Lukas Arnold","startTime":1907.782,"endTime":1910.942,"body":"but not the post-processing"},{"speaker":"Lukas Arnold","startTime":1910.942,"endTime":1911.962,"body":"would take longer than the"},{"speaker":"Wojciech Wegrzynski","startTime":1912.222,"endTime":1912.342,"body":"Mm."},{"speaker":"Lukas Arnold","startTime":1912.352,"endTime":1912.952,"body":"simulations."},{"speaker":"Lukas Arnold","startTime":1913.042,"endTime":1913.402,"body":"Okay."},{"speaker":"Lukas Arnold","startTime":1913.912,"endTime":1918.342,"body":"And especially when so what we"},{"speaker":"Lukas Arnold","startTime":1913.912,"endTime":1918.342,"body":"plan to do in a first approach,"},{"speaker":"Lukas Arnold","startTime":1918.372,"endTime":1922.622,"body":"maybe you come up with something"},{"speaker":"Lukas Arnold","startTime":1918.372,"endTime":1922.622,"body":"clever and the end is ray Okay."},{"speaker":"Lukas Arnold","startTime":1922.622,"endTime":1927.002,"body":"So basically to create an image"},{"speaker":"Lukas Arnold","startTime":1922.622,"endTime":1927.002,"body":"of something you can trade the"},{"speaker":"Lukas Arnold","startTime":1927.002,"endTime":1931.742,"body":"individual photons, if you want"},{"speaker":"Lukas Arnold","startTime":1927.002,"endTime":1931.742,"body":"to on their path to the camera"},{"speaker":"Lukas Arnold","startTime":1931.742,"endTime":1935.942,"body":"or to the observer, you, there"},{"speaker":"Lukas Arnold","startTime":1931.742,"endTime":1935.942,"body":"are a lot of tricks how to kind"},{"speaker":"Lukas Arnold","startTime":1935.942,"endTime":1939.002,"body":"of reduce the amount of work"},{"speaker":"Lukas Arnold","startTime":1935.942,"endTime":1939.002,"body":"you need to do because you,"},{"speaker":"Lukas Arnold","startTime":1939.002,"endTime":1941.582,"body":"for example, are interested"},{"speaker":"Lukas Arnold","startTime":1939.002,"endTime":1941.582,"body":"only in the sign okay."},{"speaker":"Lukas Arnold","startTime":1941.582,"endTime":1943.982,"body":"I don't care like how"},{"speaker":"Lukas Arnold","startTime":1941.582,"endTime":1943.982,"body":"the wall looks like."},{"speaker":"Lukas Arnold","startTime":1943.982,"endTime":1946.959,"body":"I just need the design"},{"speaker":"Lukas Arnold","startTime":1943.982,"endTime":1946.959,"body":"we will use the benefits"},{"speaker":"Lukas Arnold","startTime":1947.049,"endTime":1948.609,"body":"that comes from gaming."},{"speaker":"Lukas Arnold","startTime":1948.849,"endTime":1949.179,"body":"Okay."},{"speaker":"Lukas Arnold","startTime":1949.179,"endTime":1952.509,"body":"This is what your game engine"},{"speaker":"Lukas Arnold","startTime":1949.179,"endTime":1952.509,"body":"does for you when you play"},{"speaker":"Lukas Arnold","startTime":1952.509,"endTime":1954.129,"body":"a fancy retracing game."},{"speaker":"Lukas Arnold","startTime":1954.309,"endTime":1958.746,"body":"So we can use these techniques"},{"speaker":"Lukas Arnold","startTime":1954.309,"endTime":1958.746,"body":"which, are existing and we"},{"speaker":"Lukas Arnold","startTime":1958.746,"endTime":1960.276,"body":"will see how we can adopt them."},{"speaker":"Lukas Arnold","startTime":1960.336,"endTime":1963.606,"body":", So that's something"},{"speaker":"Lukas Arnold","startTime":1960.336,"endTime":1963.606,"body":"that,  we will definitely"},{"speaker":"Lukas Arnold","startTime":1963.656,"endTime":1965.426,"body":"investigate, right now."},{"speaker":"Lukas Arnold","startTime":1965.926,"endTime":1969.066,"body":"These effects, like"},{"speaker":"Lukas Arnold","startTime":1965.926,"endTime":1969.066,"body":"also absorption, so are"},{"speaker":"Lukas Arnold","startTime":1969.066,"endTime":1972.406,"body":"also integrated in like"},{"speaker":"Lukas Arnold","startTime":1969.066,"endTime":1972.406,"body":"tracing capabilities."},{"speaker":"Lukas Arnold","startTime":1973.216,"endTime":1976.036,"body":"But, , it is, this is what"},{"speaker":"Lukas Arnold","startTime":1973.216,"endTime":1976.036,"body":"our experience showed us"},{"speaker":"Lukas Arnold","startTime":1976.136,"endTime":1979.186,"body":"is hard to come up with"},{"speaker":"Lukas Arnold","startTime":1976.136,"endTime":1979.186,"body":"your own distribution"},{"speaker":"Lukas Arnold","startTime":1979.186,"endTime":1980.536,"body":"of optical properties."},{"speaker":"Lukas Arnold","startTime":1980.626,"endTime":1980.986,"body":"Okay."},{"speaker":"Lukas Arnold","startTime":1981.136,"endTime":1985.216,"body":"So these things run like with"},{"speaker":"Lukas Arnold","startTime":1981.136,"endTime":1985.216,"body":"a given fixed property or"},{"speaker":"Lukas Arnold","startTime":1985.216,"endTime":1988.906,"body":"so, so this is what we see"},{"speaker":"Lukas Arnold","startTime":1985.216,"endTime":1988.906,"body":"in our VR implementations."},{"speaker":"Lukas Arnold","startTime":1988.996,"endTime":1991.276,"body":"And so on when we have"},{"speaker":"Lukas Arnold","startTime":1988.996,"endTime":1991.276,"body":"inhomogeneous media."},{"speaker":"Lukas Arnold","startTime":1991.614,"endTime":1994.921,"body":"but yeah, so we can build,"},{"speaker":"Lukas Arnold","startTime":1991.614,"endTime":1994.921,"body":"on top of many things and"},{"speaker":"Lukas Arnold","startTime":1994.921,"endTime":1999.567,"body":"eventually, if this runs on"},{"speaker":"Lukas Arnold","startTime":1994.921,"endTime":1999.567,"body":"GPU's, then this would make"},{"speaker":"Lukas Arnold","startTime":1999.567,"endTime":2002.827,"body":"things way more faster, and"},{"speaker":"Lukas Arnold","startTime":1999.567,"endTime":2002.827,"body":"this is the goal, but we"},{"speaker":"Lukas Arnold","startTime":2002.827,"endTime":2005.957,"body":"will see we need to get the"},{"speaker":"Lukas Arnold","startTime":2002.827,"endTime":2005.957,"body":"physics and so on correctly,"},{"speaker":"Lukas Arnold","startTime":2005.957,"endTime":2007.607,"body":"and then optimizing goats."},{"speaker":"Lukas Arnold","startTime":2007.657,"endTime":2008.977,"body":"That's the second part."},{"speaker":"Lukas Arnold","startTime":2008.977,"endTime":2013.877,"body":"But first I want to reproduce"},{"speaker":"Lukas Arnold","startTime":2008.977,"endTime":2013.877,"body":"exactly what you will do in the."},{"speaker":"Lukas Arnold","startTime":2014.756,"endTime":2016.196,"body":"We want to have"},{"speaker":"Lukas Arnold","startTime":2014.756,"endTime":2016.196,"body":"the same pictures."},{"speaker":"Lukas Arnold","startTime":2016.226,"endTime":2017.266,"body":"This is the goal."},{"speaker":"Lukas Arnold","startTime":2017.266,"endTime":2020.806,"body":"And then making it fast and"},{"speaker":"Lukas Arnold","startTime":2017.266,"endTime":2020.806,"body":"run it on your computer."},{"speaker":"Lukas Arnold","startTime":2020.929,"endTime":2021.799,"body":"Yeah, that's the"},{"speaker":"Lukas Arnold","startTime":2021.799,"endTime":2022.519,"body":"second step,"},{"speaker":"Wojciech Wegrzynski","startTime":2022.759,"endTime":2023.979,"body":"For"},{"speaker":"Wojciech Wegrzynski","startTime":2022.759,"endTime":2023.979,"body":"me, that second step is"},{"speaker":"Wojciech Wegrzynski","startTime":2023.979,"endTime":2025.089,"body":"quite important because."},{"speaker":"Wojciech Wegrzynski","startTime":2025.914,"endTime":2028.434,"body":"I mean, if we are investing"},{"speaker":"Wojciech Wegrzynski","startTime":2025.914,"endTime":2028.434,"body":"so much time in changing the"},{"speaker":"Wojciech Wegrzynski","startTime":2028.434,"endTime":2030.984,"body":"world, it would be quite nice"},{"speaker":"Wojciech Wegrzynski","startTime":2028.434,"endTime":2030.984,"body":"if the world would actually"},{"speaker":"Wojciech Wegrzynski","startTime":2031.224,"endTime":2034.844,"body":"appreciate the change and go"},{"speaker":"Wojciech Wegrzynski","startTime":2031.224,"endTime":2034.844,"body":"for that, because we're not"},{"speaker":"Wojciech Wegrzynski","startTime":2034.844,"endTime":2039.341,"body":"the first ones to try and great"},{"speaker":"Wojciech Wegrzynski","startTime":2034.844,"endTime":2039.341,"body":"things with visibility in smoke."},{"speaker":"Wojciech Wegrzynski","startTime":2039.711,"endTime":2041.821,"body":"And there were many smart"},{"speaker":"Wojciech Wegrzynski","startTime":2039.711,"endTime":2041.821,"body":"people before us who"},{"speaker":"Wojciech Wegrzynski","startTime":2041.821,"endTime":2042.881,"body":"were trying to do that."},{"speaker":"Wojciech Wegrzynski","startTime":2042.881,"endTime":2045.271,"body":"And many, courageous"},{"speaker":"Wojciech Wegrzynski","startTime":2042.881,"endTime":2045.271,"body":"solutions were developed."},{"speaker":"Wojciech Wegrzynski","startTime":2045.551,"endTime":2046.871,"body":"They just never clicked."},{"speaker":"Wojciech Wegrzynski","startTime":2047.321,"endTime":2047.881,"body":"And I think."},{"speaker":"Lukas Arnold","startTime":2048.036,"endTime":2048.366,"body":"Yeah."},{"speaker":"Wojciech Wegrzynski","startTime":2048.911,"endTime":2050.531,"body":"One"},{"speaker":"Wojciech Wegrzynski","startTime":2048.911,"endTime":2050.531,"body":"thing that was very important"},{"speaker":"Wojciech Wegrzynski","startTime":2050.531,"endTime":2053.711,"body":"for us writing the proposals"},{"speaker":"Wojciech Wegrzynski","startTime":2050.531,"endTime":2053.711,"body":"that we need to couple this"},{"speaker":"Wojciech Wegrzynski","startTime":2053.711,"endTime":2055.371,"body":"to existing, common models."},{"speaker":"Wojciech Wegrzynski","startTime":2055.671,"endTime":2056.361,"body":"Like we need."},{"speaker":"Wojciech Wegrzynski","startTime":2056.861,"endTime":2060.211,"body":"To have this couple seamlessly"},{"speaker":"Wojciech Wegrzynski","startTime":2056.861,"endTime":2060.211,"body":"with FDS we need to have"},{"speaker":"Wojciech Wegrzynski","startTime":2060.211,"endTime":2061.301,"body":"this coupled with ANSYS."},{"speaker":"Wojciech Wegrzynski","startTime":2061.807,"endTime":2064.177,"body":"Not that it has to be a"},{"speaker":"Wojciech Wegrzynski","startTime":2061.807,"endTime":2064.177,"body":"part of it is not, that's"},{"speaker":"Wojciech Wegrzynski","startTime":2064.177,"endTime":2067.957,"body":"not the point we, but we"},{"speaker":"Wojciech Wegrzynski","startTime":2064.177,"endTime":2067.957,"body":"need to have a very easy"},{"speaker":"Wojciech Wegrzynski","startTime":2067.957,"endTime":2071.687,"body":"way where literally a person"},{"speaker":"Wojciech Wegrzynski","startTime":2067.957,"endTime":2071.687,"body":"presses one button and then."},{"speaker":"Wojciech Wegrzynski","startTime":2071.693,"endTime":2075.779,"body":"the simulation is processed"},{"speaker":"Wojciech Wegrzynski","startTime":2071.693,"endTime":2075.779,"body":"and you just obtain the new,"},{"speaker":"Wojciech Wegrzynski","startTime":2075.779,"endTime":2078.499,"body":"new results may be maybe it"},{"speaker":"Wojciech Wegrzynski","startTime":2075.779,"endTime":2078.499,"body":"will one day be introduced"},{"speaker":"Wojciech Wegrzynski","startTime":2078.739,"endTime":2080.979,"body":"into smokeview or something"},{"speaker":"Wojciech Wegrzynski","startTime":2078.739,"endTime":2080.979,"body":"that would make my day."},{"speaker":"Wojciech Wegrzynski","startTime":2080.979,"endTime":2085.506,"body":"But, we really want this to be"},{"speaker":"Wojciech Wegrzynski","startTime":2080.979,"endTime":2085.506,"body":"user-friendly and You made a"},{"speaker":"Wojciech Wegrzynski","startTime":2085.506,"endTime":2088.056,"body":"very clear statement that if"},{"speaker":"Wojciech Wegrzynski","startTime":2085.506,"endTime":2088.056,"body":"you work on it it has to be"},{"speaker":"Wojciech Wegrzynski","startTime":2088.056,"endTime":2092.489,"body":"open source, which I appreciate"},{"speaker":"Wojciech Wegrzynski","startTime":2088.056,"endTime":2092.489,"body":"a lot because I think that's"},{"speaker":"Wojciech Wegrzynski","startTime":2092.489,"endTime":2095.519,"body":"a way where community would"},{"speaker":"Wojciech Wegrzynski","startTime":2092.489,"endTime":2095.519,"body":"be able to participate in it."},{"speaker":"Wojciech Wegrzynski","startTime":2095.549,"endTime":2099.136,"body":"And, , actually, maybe"},{"speaker":"Wojciech Wegrzynski","startTime":2095.549,"endTime":2099.136,"body":"at some point, extend"},{"speaker":"Wojciech Wegrzynski","startTime":2099.166,"endTime":2102.556,"body":"our work beyond, uh, what"},{"speaker":"Wojciech Wegrzynski","startTime":2099.166,"endTime":2102.556,"body":"we have originally seen."},{"speaker":"Lukas Arnold","startTime":2103.397,"endTime":2103.697,"body":"Yeah."},{"speaker":"Lukas Arnold","startTime":2103.767,"endTime":2106.457,"body":"you know, I'm a big fan"},{"speaker":"Lukas Arnold","startTime":2103.767,"endTime":2106.457,"body":"of, processing data with"},{"speaker":"Lukas Arnold","startTime":2106.487,"endTime":2109.817,"body":"python and we do a lot of"},{"speaker":"Lukas Arnold","startTime":2106.487,"endTime":2109.817,"body":"teaching about that and,"},{"speaker":"Lukas Arnold","startTime":2109.847,"endTime":2110.957,"body":"we have our summer school."},{"speaker":"Lukas Arnold","startTime":2111.057,"endTime":2112.457,"body":"We also do that."},{"speaker":"Lukas Arnold","startTime":2112.457,"endTime":2115.667,"body":"So we've got nice tools to"},{"speaker":"Lukas Arnold","startTime":2112.457,"endTime":2115.667,"body":"post-process these data."},{"speaker":"Lukas Arnold","startTime":2115.724,"endTime":2119.354,"body":"What are these things will"},{"speaker":"Lukas Arnold","startTime":2115.724,"endTime":2119.354,"body":"make it into smoke view or not."},{"speaker":"Lukas Arnold","startTime":2119.444,"endTime":2123.321,"body":"They will be in the end or in"},{"speaker":"Lukas Arnold","startTime":2119.444,"endTime":2123.321,"body":"not only at the end, all the,"},{"speaker":"Lukas Arnold","startTime":2123.381,"endTime":2126.111,"body":"during the old process will"},{"speaker":"Lukas Arnold","startTime":2123.381,"endTime":2126.111,"body":"be available for everybody."},{"speaker":"Lukas Arnold","startTime":2126.111,"endTime":2129.291,"body":"And we will make it easy to"},{"speaker":"Lukas Arnold","startTime":2126.111,"endTime":2129.291,"body":"use if you've got the very"},{"speaker":"Lukas Arnold","startTime":2129.334,"endTime":2133.054,"body":"basic knowledge of python"},{"speaker":"Lukas Arnold","startTime":2129.334,"endTime":2133.054,"body":"which is not a click but like"},{"speaker":"Lukas Arnold","startTime":2133.084,"endTime":2134.734,"body":"a copy and paste a command."},{"speaker":"Lukas Arnold","startTime":2134.764,"endTime":2136.204,"body":"And here we go."},{"speaker":"Lukas Arnold","startTime":2136.204,"endTime":2138.771,"body":"So we we've,"},{"speaker":"Lukas Arnold","startTime":2136.204,"endTime":2138.771,"body":", post-processing FDS data."},{"speaker":"Lukas Arnold","startTime":2138.801,"endTime":2140.531,"body":"We've got a very nice tool."},{"speaker":"Lukas Arnold","startTime":2140.888,"endTime":2143.823,"body":"Uh, one of our team members,"},{"speaker":"Lukas Arnold","startTime":2140.888,"endTime":2143.823,"body":"young has written for"},{"speaker":"Lukas Arnold","startTime":2143.823,"endTime":2146.613,"body":"reading in all different"},{"speaker":"Lukas Arnold","startTime":2143.823,"endTime":2146.613,"body":"kinds of FDS stuff."},{"speaker":"Lukas Arnold","startTime":2147.333,"endTime":2149.763,"body":"It just one line, and then"},{"speaker":"Lukas Arnold","startTime":2147.333,"endTime":2149.763,"body":"you can access everything."},{"speaker":"Lukas Arnold","startTime":2149.763,"endTime":2153.543,"body":"So, and then if you S interest"},{"speaker":"Lukas Arnold","startTime":2149.763,"endTime":2153.543,"body":"in special analysis, I think"},{"speaker":"Lukas Arnold","startTime":2153.573,"endTime":2155.263,"body":"it's may not be one click."},{"speaker":"Lukas Arnold","startTime":2155.673,"endTime":2159.018,"body":"But it would be one or two"},{"speaker":"Lukas Arnold","startTime":2155.673,"endTime":2159.018,"body":"lines on a common client or"},{"speaker":"Lukas Arnold","startTime":2159.018,"endTime":2162.941,"body":"whatever you're using to come"},{"speaker":"Lukas Arnold","startTime":2159.018,"endTime":2162.941,"body":"up with such maps and so on."},{"speaker":"Lukas Arnold","startTime":2162.941,"endTime":2166.151,"body":"So that's something that I,"},{"speaker":"Lukas Arnold","startTime":2162.941,"endTime":2166.151,"body":"uh, I see is, is a realistic."},{"speaker":"Lukas Arnold","startTime":2166.721,"endTime":2169.901,"body":"And then in the end, it's also"},{"speaker":"Lukas Arnold","startTime":2166.721,"endTime":2169.901,"body":"like regarding the computing"},{"speaker":"Lukas Arnold","startTime":2169.901,"endTime":2172.511,"body":"time, it does, it depends"},{"speaker":"Lukas Arnold","startTime":2169.901,"endTime":2172.511,"body":"like how often do you want"},{"speaker":"Lukas Arnold","startTime":2172.571,"endTime":2173.981,"body":"this analysis to be done?"},{"speaker":"Lukas Arnold","startTime":2174.071,"endTime":2176.771,"body":"Like every 10 times a"},{"speaker":"Lukas Arnold","startTime":2174.071,"endTime":2176.771,"body":"second, which probably"},{"speaker":"Lukas Arnold","startTime":2176.771,"endTime":2177.641,"body":"doesn't make sense."},{"speaker":"Lukas Arnold","startTime":2177.941,"endTime":2179.681,"body":"Like every five minutes."},{"speaker":"Lukas Arnold","startTime":2180.641,"endTime":2180.941,"body":"Yeah."},{"speaker":"Lukas Arnold","startTime":2180.971,"endTime":2184.211,"body":"Or one minute or so this"},{"speaker":"Lukas Arnold","startTime":2180.971,"endTime":2184.211,"body":"reduces also the competing"},{"speaker":"Lukas Arnold","startTime":2184.211,"endTime":2185.621,"body":"costs dramatically."},{"speaker":"Lukas Arnold","startTime":2186.043,"endTime":2189.235,"body":"I'm very optimistic that"},{"speaker":"Lukas Arnold","startTime":2186.043,"endTime":2189.235,"body":"it's going to be usable."},{"speaker":"Wojciech Wegrzynski","startTime":2189.235,"endTime":2192.355,"body":"We, we"},{"speaker":"Wojciech Wegrzynski","startTime":2189.235,"endTime":2192.355,"body":"really want to do a breakthrough"},{"speaker":"Wojciech Wegrzynski","startTime":2192.685,"endTime":2196.779,"body":"experiments that have never been"},{"speaker":"Wojciech Wegrzynski","startTime":2192.685,"endTime":2196.779,"body":"attempted with level of fidelity"},{"speaker":"Wojciech Wegrzynski","startTime":2196.779,"endTime":2199.179,"body":"that has never been achieved"},{"speaker":"Wojciech Wegrzynski","startTime":2196.779,"endTime":2199.179,"body":"in this type of modeling."},{"speaker":"Wojciech Wegrzynski","startTime":2199.629,"endTime":2204.589,"body":"We want to determine the"},{"speaker":"Wojciech Wegrzynski","startTime":2199.629,"endTime":2204.589,"body":"smoke parameters on the scale"},{"speaker":"Wojciech Wegrzynski","startTime":2204.609,"endTime":2207.369,"body":"that has never been achieved"},{"speaker":"Wojciech Wegrzynski","startTime":2204.609,"endTime":2207.369,"body":"in fire science, never."},{"speaker":"Wojciech Wegrzynski","startTime":2208.532,"endTime":2213.045,"body":"push our numerical modeling"},{"speaker":"Wojciech Wegrzynski","startTime":2208.532,"endTime":2213.045,"body":"capabilities to the edge,"},{"speaker":"Wojciech Wegrzynski","startTime":2213.315,"endTime":2217.869,"body":"trying , to really replicate"},{"speaker":"Wojciech Wegrzynski","startTime":2213.315,"endTime":2217.869,"body":"images, taken through smoke"},{"speaker":"Wojciech Wegrzynski","startTime":2218.434,"endTime":2222.067,"body":"with, , our model, not replicate"},{"speaker":"Wojciech Wegrzynski","startTime":2218.434,"endTime":2222.067,"body":"model them and, reached the"},{"speaker":"Wojciech Wegrzynski","startTime":2222.077,"endTime":2225.554,"body":"point where the model can really"},{"speaker":"Wojciech Wegrzynski","startTime":2222.077,"endTime":2225.554,"body":"predict, the images and one way"},{"speaker":"Wojciech Wegrzynski","startTime":2225.554,"endTime":2228.734,"body":"or another, how close we will"},{"speaker":"Wojciech Wegrzynski","startTime":2225.554,"endTime":2228.734,"body":"get to this ambitious goal."},{"speaker":"Wojciech Wegrzynski","startTime":2228.764,"endTime":2229.514,"body":"I don't know."},{"speaker":"Wojciech Wegrzynski","startTime":2229.514,"endTime":2233.444,"body":"I hope as far as, as humanly"},{"speaker":"Wojciech Wegrzynski","startTime":2229.514,"endTime":2233.444,"body":"possible and we'll do our best,"},{"speaker":"Wojciech Wegrzynski","startTime":2233.774,"endTime":2237.944,"body":"but now , let's think about the"},{"speaker":"Wojciech Wegrzynski","startTime":2233.774,"endTime":2237.944,"body":"impact this New model could have"},{"speaker":"Wojciech Wegrzynski","startTime":2237.987,"endTime":2241.384,"body":"for the whole field and, beyond"},{"speaker":"Wojciech Wegrzynski","startTime":2237.987,"endTime":2241.384,"body":"buildings, because obviously"},{"speaker":"Wojciech Wegrzynski","startTime":2241.384,"endTime":2244.894,"body":"the tool will be able to, to"},{"speaker":"Wojciech Wegrzynski","startTime":2241.384,"endTime":2244.894,"body":"map visibility in buildings"},{"speaker":"Wojciech Wegrzynski","startTime":2244.894,"endTime":2247.984,"body":"and that's number one goal,"},{"speaker":"Wojciech Wegrzynski","startTime":2244.894,"endTime":2247.984,"body":"because that is something, the"},{"speaker":"Wojciech Wegrzynski","startTime":2247.984,"endTime":2250.204,"body":"fire safety engineering needs"},{"speaker":"Lukas Arnold","startTime":2250.547,"endTime":2252.957,"body":"Yeah, if I"},{"speaker":"Lukas Arnold","startTime":2250.547,"endTime":2252.957,"body":"may add one thing, , to the"},{"speaker":"Lukas Arnold","startTime":2252.957,"endTime":2257.314,"body":"buildings, so what we, plan"},{"speaker":"Lukas Arnold","startTime":2252.957,"endTime":2257.314,"body":"here, what we are also seeing"},{"speaker":"Lukas Arnold","startTime":2257.314,"endTime":2260.044,"body":"right now that we cannot"},{"speaker":"Lukas Arnold","startTime":2257.314,"endTime":2260.044,"body":"reproduce the experiments,"},{"speaker":"Lukas Arnold","startTime":2260.044,"endTime":2263.914,"body":"simple compartment, risque"},{"speaker":"Lukas Arnold","startTime":2260.044,"endTime":2263.914,"body":"compartment fires with heptane."},{"speaker":"Lukas Arnold","startTime":2263.914,"endTime":2266.824,"body":"We cannot reproduce them"},{"speaker":"Lukas Arnold","startTime":2263.914,"endTime":2266.824,"body":"regarding visibility."},{"speaker":"Lukas Arnold","startTime":2267.409,"endTime":2269.479,"body":"With the current models."},{"speaker":"Lukas Arnold","startTime":2269.839,"endTime":2274.385,"body":"So I hope, and we, in our"},{"speaker":"Lukas Arnold","startTime":2269.839,"endTime":2274.385,"body":"case, it's FDS overestimates,"},{"speaker":"Lukas Arnold","startTime":2274.392,"endTime":2277.352,"body":"I mean, it's not default of"},{"speaker":"Lukas Arnold","startTime":2274.392,"endTime":2277.352,"body":"FDS it's about which parameters"},{"speaker":"Lukas Arnold","startTime":2277.352,"endTime":2280.322,"body":"you put in, but if you use the"},{"speaker":"Lukas Arnold","startTime":2277.352,"endTime":2280.322,"body":"commonly used parameters in"},{"speaker":"Lukas Arnold","startTime":2280.322,"endTime":2283.942,"body":"there, you way over estimate"},{"speaker":"Lukas Arnold","startTime":2280.322,"endTime":2283.942,"body":"the, the smoke effect."},{"speaker":"Lukas Arnold","startTime":2283.942,"endTime":2286.642,"body":"So you have way"},{"speaker":"Lukas Arnold","startTime":2283.942,"endTime":2286.642,"body":"lower visibility."},{"speaker":"Lukas Arnold","startTime":2287.332,"endTime":2287.542,"body":"Okay."},{"speaker":"Lukas Arnold","startTime":2287.542,"endTime":2287.902,"body":"So."},{"speaker":"Lukas Arnold","startTime":2288.334,"endTime":2290.755,"body":"Experiments which have"},{"speaker":"Lukas Arnold","startTime":2288.334,"endTime":2290.755,"body":"controlled boundary conditions"},{"speaker":"Lukas Arnold","startTime":2290.755,"endTime":2293.185,"body":"where we measure particle"},{"speaker":"Lukas Arnold","startTime":2290.755,"endTime":2293.185,"body":"size distribution in the"},{"speaker":"Lukas Arnold","startTime":2293.185,"endTime":2295.735,"body":"compartment, not only"},{"speaker":"Lukas Arnold","startTime":2293.185,"endTime":2295.735,"body":"at the source and so on."},{"speaker":"Lukas Arnold","startTime":2296.155,"endTime":2299.425,"body":"I hope that we will also"},{"speaker":"Lukas Arnold","startTime":2296.155,"endTime":2299.425,"body":"be able to contribute to"},{"speaker":"Lukas Arnold","startTime":2299.755,"endTime":2303.209,"body":"better predictions , in"},{"speaker":"Lukas Arnold","startTime":2299.755,"endTime":2303.209,"body":"the building, which I would"},{"speaker":"Lukas Arnold","startTime":2303.209,"endTime":2308.705,"body":"assume will lead to a more"},{"speaker":"Lukas Arnold","startTime":2303.209,"endTime":2308.705,"body":"realistic or lower, uh, light"},{"speaker":"Lukas Arnold","startTime":2309.395,"endTime":2310.625,"body":"absorption or higher visible."},{"speaker":"Lukas Arnold","startTime":2311.315,"endTime":2315.395,"body":"Okay, so that I think this would"},{"speaker":"Lukas Arnold","startTime":2311.315,"endTime":2315.395,"body":"be also a huge contribution to"},{"speaker":"Lukas Arnold","startTime":2315.395,"endTime":2318.004,"body":"make these predictions better."},{"speaker":"Lukas Arnold","startTime":2318.457,"endTime":2319.922,"body":"or closer to reality,"},{"speaker":"Wojciech Wegrzynski","startTime":2320.162,"endTime":2321.832,"body":"I"},{"speaker":"Wojciech Wegrzynski","startTime":2320.162,"endTime":2321.832,"body":"think it was, Ulf Wickstrom."},{"speaker":"Wojciech Wegrzynski","startTime":2321.832,"endTime":2324.842,"body":"who once said that we, it was"},{"speaker":"Wojciech Wegrzynski","startTime":2321.832,"endTime":2324.842,"body":"not related to visibility, but"},{"speaker":"Wojciech Wegrzynski","startTime":2324.842,"endTime":2327.39,"body":"to structural fire engineering,"},{"speaker":"Wojciech Wegrzynski","startTime":2324.842,"endTime":2327.39,"body":"but it was something like"},{"speaker":"Wojciech Wegrzynski","startTime":2327.395,"endTime":2329.945,"body":"we should stop calling wrong"},{"speaker":"Wojciech Wegrzynski","startTime":2327.395,"endTime":2329.945,"body":"assumptions, the safety factors."},{"speaker":"Wojciech Wegrzynski","startTime":2330.275,"endTime":2332.975,"body":"And, uh, and there's the same,"},{"speaker":"Wojciech Wegrzynski","startTime":2330.275,"endTime":2332.975,"body":"there's the same thing in here."},{"speaker":"Wojciech Wegrzynski","startTime":2333.025,"endTime":2335.142,"body":"We should stop, claiming"},{"speaker":"Wojciech Wegrzynski","startTime":2333.025,"endTime":2335.142,"body":"that the model is completely"},{"speaker":"Wojciech Wegrzynski","startTime":2335.142,"endTime":2337.392,"body":"wrong, but at least it"},{"speaker":"Wojciech Wegrzynski","startTime":2335.142,"endTime":2337.392,"body":"gives us safe, uh, results."},{"speaker":"Wojciech Wegrzynski","startTime":2337.392,"endTime":2340.359,"body":"Now it doesn't, it gives"},{"speaker":"Wojciech Wegrzynski","startTime":2337.392,"endTime":2340.359,"body":"you a false image of the"},{"speaker":"Wojciech Wegrzynski","startTime":2340.359,"endTime":2342.699,"body":"building and you cannot"},{"speaker":"Wojciech Wegrzynski","startTime":2340.359,"endTime":2342.699,"body":"engineer with a false image."},{"speaker":"Wojciech Wegrzynski","startTime":2343.119,"endTime":2346.149,"body":"When you have correct"},{"speaker":"Wojciech Wegrzynski","startTime":2343.119,"endTime":2346.149,"body":"image, you can work an"},{"speaker":"Wojciech Wegrzynski","startTime":2346.149,"endTime":2348.079,"body":"engineer and and that's the"},{"speaker":"Lukas Arnold","startTime":2348.194,"endTime":2349.964,"body":"And then you"},{"speaker":"Lukas Arnold","startTime":2348.194,"endTime":2349.964,"body":"can add your safety factors."},{"speaker":"Wojciech Wegrzynski","startTime":2349.999,"endTime":2351.199,"body":"And"},{"speaker":"Wojciech Wegrzynski","startTime":2349.999,"endTime":2351.199,"body":"then you can add the safety"},{"speaker":"Wojciech Wegrzynski","startTime":2351.199,"endTime":2352.099,"body":"factors, but you control"},{"speaker":"Wojciech Wegrzynski","startTime":2352.099,"endTime":2352.339,"body":"them."},{"speaker":"Wojciech Wegrzynski","startTime":2352.529,"endTime":2353.929,"body":"That's the test, the"},{"speaker":"Wojciech Wegrzynski","startTime":2352.529,"endTime":2353.929,"body":"thing that's, that's"},{"speaker":"Wojciech Wegrzynski","startTime":2353.929,"endTime":2354.939,"body":"the beautiful thing."},{"speaker":"Wojciech Wegrzynski","startTime":2355.299,"endTime":2358.909,"body":"And maybe let's go further on"},{"speaker":"Wojciech Wegrzynski","startTime":2355.299,"endTime":2358.909,"body":"into buildings, you know, If"},{"speaker":"Wojciech Wegrzynski","startTime":2358.909,"endTime":2362.472,"body":"you have, a model today, if you"},{"speaker":"Wojciech Wegrzynski","startTime":2358.909,"endTime":2362.472,"body":"model a building today, please"},{"speaker":"Wojciech Wegrzynski","startTime":2362.472,"endTime":2365.952,"body":"tell me what size of the sign"},{"speaker":"Wojciech Wegrzynski","startTime":2362.472,"endTime":2365.952,"body":"have you put in your simulation?"},{"speaker":"Wojciech Wegrzynski","startTime":2366.752,"endTime":2368.672,"body":"None of the, because"},{"speaker":"Wojciech Wegrzynski","startTime":2366.752,"endTime":2368.672,"body":"you're not modeling that."},{"speaker":"Wojciech Wegrzynski","startTime":2368.792,"endTime":2371.732,"body":"What was the brightness of your"},{"speaker":"Wojciech Wegrzynski","startTime":2368.792,"endTime":2371.732,"body":"sign while you were limited to"},{"speaker":"Wojciech Wegrzynski","startTime":2371.732,"endTime":2374.142,"body":"non illuminated or illuminated"},{"speaker":"Wojciech Wegrzynski","startTime":2374.692,"endTime":2376.912,"body":"Was it on the white"},{"speaker":"Wojciech Wegrzynski","startTime":2374.692,"endTime":2376.912,"body":"wall or on black wall?"},{"speaker":"Wojciech Wegrzynski","startTime":2376.942,"endTime":2378.712,"body":"Because that kind"},{"speaker":"Wojciech Wegrzynski","startTime":2376.942,"endTime":2378.712,"body":"of matters, right?"},{"speaker":"Wojciech Wegrzynski","startTime":2379.132,"endTime":2381.982,"body":"Was it at the height of seven"},{"speaker":"Wojciech Wegrzynski","startTime":2379.132,"endTime":2381.982,"body":"meters or at the height of two"},{"speaker":"Wojciech Wegrzynski","startTime":2381.982,"endTime":2383.782,"body":"meters or maybe on the floor?"},{"speaker":"Wojciech Wegrzynski","startTime":2384.459,"endTime":2385.149,"body":"these are the things."},{"speaker":"Wojciech Wegrzynski","startTime":2385.912,"endTime":2387.202,"body":"That if someone asks you."},{"speaker":"Wojciech Wegrzynski","startTime":2387.202,"endTime":2390.952,"body":"Okay, can you please, can you"},{"speaker":"Wojciech Wegrzynski","startTime":2387.202,"endTime":2390.952,"body":"CFD tell me if I move the sign"},{"speaker":"Wojciech Wegrzynski","startTime":2390.952,"endTime":2394.462,"body":"from five meters to two meters,"},{"speaker":"Wojciech Wegrzynski","startTime":2390.952,"endTime":2394.462,"body":"will my visibility improve?"},{"speaker":"Wojciech Wegrzynski","startTime":2395.152,"endTime":2398.035,"body":"Well, that's an question"},{"speaker":"Wojciech Wegrzynski","startTime":2395.152,"endTime":2398.035,"body":"you cannot answer today."},{"speaker":"Wojciech Wegrzynski","startTime":2398.395,"endTime":2400.175,"body":"Not with the visibility"},{"speaker":"Wojciech Wegrzynski","startTime":2398.395,"endTime":2400.175,"body":"in smoke model."},{"speaker":"Wojciech Wegrzynski","startTime":2400.225,"endTime":2403.045,"body":"You can do it by, uh,"},{"speaker":"Wojciech Wegrzynski","startTime":2400.225,"endTime":2403.045,"body":"engineering, the smoke"},{"speaker":"Wojciech Wegrzynski","startTime":2403.045,"endTime":2404.995,"body":"layer and so on, but"},{"speaker":"Wojciech Wegrzynski","startTime":2403.045,"endTime":2404.995,"body":"not with the visibility"},{"speaker":"Wojciech Wegrzynski","startTime":2404.995,"endTime":2405.925,"body":"and smoke model itself."},{"speaker":"Wojciech Wegrzynski","startTime":2406.66,"endTime":2410.44,"body":"And with VPF, that"},{"speaker":"Wojciech Wegrzynski","startTime":2406.66,"endTime":2410.44,"body":"will be your outputs."},{"speaker":"Wojciech Wegrzynski","startTime":2410.5,"endTime":2415.06,"body":"Like the map of visibility"},{"speaker":"Wojciech Wegrzynski","startTime":2410.5,"endTime":2415.06,"body":"will be intinisically connected"},{"speaker":"Wojciech Wegrzynski","startTime":2415.27,"endTime":2417.88,"body":"with the size of the sign,"},{"speaker":"Wojciech Wegrzynski","startTime":2415.27,"endTime":2417.88,"body":"the color of the sign, the"},{"speaker":"Wojciech Wegrzynski","startTime":2417.88,"endTime":2421.42,"body":"location of the science versus"},{"speaker":"Wojciech Wegrzynski","startTime":2417.88,"endTime":2421.42,"body":"observer, the ambient lighting"},{"speaker":"Wojciech Wegrzynski","startTime":2421.42,"endTime":2423.52,"body":"conditions in the compartment."},{"speaker":"Wojciech Wegrzynski","startTime":2424.21,"endTime":2424.75,"body":"And."},{"speaker":"Wojciech Wegrzynski","startTime":2426.01,"endTime":2429.67,"body":"This will help us like"},{"speaker":"Wojciech Wegrzynski","startTime":2426.01,"endTime":2429.67,"body":"engineer evacuation"},{"speaker":"Wojciech Wegrzynski","startTime":2429.67,"endTime":2431.56,"body":"paths, like when you go."},{"speaker":"Wojciech Wegrzynski","startTime":2431.56,"endTime":2434.41,"body":"And my favorite example"},{"speaker":"Wojciech Wegrzynski","startTime":2431.56,"endTime":2434.41,"body":"is Barcelona airport go to"},{"speaker":"Wojciech Wegrzynski","startTime":2434.41,"endTime":2438.67,"body":"Barcelona airport or Google"},{"speaker":"Wojciech Wegrzynski","startTime":2434.41,"endTime":2438.67,"body":"it and see this insanely"},{"speaker":"Wojciech Wegrzynski","startTime":2438.67,"endTime":2442.0,"body":"huge human sized evacuation"},{"speaker":"Wojciech Wegrzynski","startTime":2438.67,"endTime":2442.0,"body":"signs that are there."},{"speaker":"Wojciech Wegrzynski","startTime":2442.42,"endTime":2445.66,"body":"I mean, that is a beautiful"},{"speaker":"Wojciech Wegrzynski","startTime":2442.42,"endTime":2445.66,"body":"solution for fire safe building"},{"speaker":"Wojciech Wegrzynski","startTime":2446.02,"endTime":2449.26,"body":"to have the signs that you can"},{"speaker":"Wojciech Wegrzynski","startTime":2446.02,"endTime":2449.26,"body":"see from a hundred meters and"},{"speaker":"Wojciech Wegrzynski","startTime":2449.26,"endTime":2451.48,"body":"tell what it means that sign."},{"speaker":"Wojciech Wegrzynski","startTime":2452.335,"endTime":2454.255,"body":"But today's with"},{"speaker":"Wojciech Wegrzynski","startTime":2452.335,"endTime":2454.255,"body":"the tools we have."},{"speaker":"Wojciech Wegrzynski","startTime":2454.595,"endTime":2456.905,"body":"I mean, you can engineer it,"},{"speaker":"Wojciech Wegrzynski","startTime":2454.595,"endTime":2456.905,"body":"but not with this tools, these"},{"speaker":"Wojciech Wegrzynski","startTime":2456.905,"endTime":2458.105,"body":"tools don't allow you that."},{"speaker":"Lukas Arnold","startTime":2458.207,"endTime":2458.477,"body":"Yeah."},{"speaker":"Lukas Arnold","startTime":2458.507,"endTime":2461.777,"body":"So I think there would be many"},{"speaker":"Lukas Arnold","startTime":2458.507,"endTime":2461.777,"body":"contribution for the buildings."},{"speaker":"Lukas Arnold","startTime":2461.867,"endTime":2462.607,"body":"Uh, yeah."},{"speaker":"Wojciech Wegrzynski","startTime":2462.607,"endTime":2464.007,"body":"okay,"},{"speaker":"Wojciech Wegrzynski","startTime":2462.607,"endTime":2464.007,"body":"I'll start the second, the"},{"speaker":"Wojciech Wegrzynski","startTime":2464.007,"endTime":2466.227,"body":"second one, that that's"},{"speaker":"Wojciech Wegrzynski","startTime":2464.007,"endTime":2466.227,"body":"really fascinating to me."},{"speaker":"Wojciech Wegrzynski","startTime":2466.407,"endTime":2469.657,"body":"And that was also a reason"},{"speaker":"Wojciech Wegrzynski","startTime":2466.407,"endTime":2469.657,"body":"why I  like doing this now."},{"speaker":"Wojciech Wegrzynski","startTime":2469.884,"endTime":2473.824,"body":"We are at the beginning"},{"speaker":"Wojciech Wegrzynski","startTime":2469.884,"endTime":2473.824,"body":"of the age of virtual"},{"speaker":"Wojciech Wegrzynski","startTime":2473.824,"endTime":2474.874,"body":"and augmented reality."},{"speaker":"Wojciech Wegrzynski","startTime":2475.51,"endTime":2479.77,"body":"And there will be a growing"},{"speaker":"Wojciech Wegrzynski","startTime":2475.51,"endTime":2479.77,"body":"need for representing smoke"},{"speaker":"Wojciech Wegrzynski","startTime":2480.34,"endTime":2481.66,"body":"in these environments."},{"speaker":"Wojciech Wegrzynski","startTime":2482.29,"endTime":2484.03,"body":"And today we're not"},{"speaker":"Wojciech Wegrzynski","startTime":2482.29,"endTime":2484.03,"body":"representing it, correct."},{"speaker":"Wojciech Wegrzynski","startTime":2484.06,"endTime":2485.28,"body":"It is not the smoke."},{"speaker":"Wojciech Wegrzynski","startTime":2485.64,"endTime":2488.634,"body":"I mean, it looks like a"},{"speaker":"Wojciech Wegrzynski","startTime":2485.64,"endTime":2488.634,"body":"smoke, but the physics of"},{"speaker":"Wojciech Wegrzynski","startTime":2488.634,"endTime":2491.124,"body":"it are completely  off and"},{"speaker":"Wojciech Wegrzynski","startTime":2488.634,"endTime":2491.124,"body":"I think you mentioned gaming"},{"speaker":"Wojciech Wegrzynski","startTime":2491.124,"endTime":2494.484,"body":"and I think in gaming, it's"},{"speaker":"Wojciech Wegrzynski","startTime":2491.124,"endTime":2494.484,"body":"also similar issue, right?"},{"speaker":"Lukas Arnold","startTime":2494.984,"endTime":2495.614,"body":"It needs to look"},{"speaker":"Wojciech Wegrzynski","startTime":2495.964,"endTime":2496.744,"body":"And this looked good."},{"speaker":"Wojciech Wegrzynski","startTime":2496.744,"endTime":2497.044,"body":"Yeah."},{"speaker":"Wojciech Wegrzynski","startTime":2497.254,"endTime":2502.254,"body":"But it's the visibility"},{"speaker":"Wojciech Wegrzynski","startTime":2497.254,"endTime":2502.254,"body":"through that cloud , is not a"},{"speaker":"Wojciech Wegrzynski","startTime":2502.434,"endTime":2504.114,"body":"representation of the reality."},{"speaker":"Wojciech Wegrzynski","startTime":2504.714,"endTime":2508.794,"body":"And I think if we make this"},{"speaker":"Wojciech Wegrzynski","startTime":2504.714,"endTime":2508.794,"body":"model work and we accomplish"},{"speaker":"Wojciech Wegrzynski","startTime":2508.824,"endTime":2511.824,"body":"all of this experiments"},{"speaker":"Wojciech Wegrzynski","startTime":2508.824,"endTime":2511.824,"body":"and numerical modeling and"},{"speaker":"Wojciech Wegrzynski","startTime":2512.574,"endTime":2516.264,"body":"we find new efficient and"},{"speaker":"Wojciech Wegrzynski","startTime":2512.574,"endTime":2516.264,"body":"clever ways to model this"},{"speaker":"Wojciech Wegrzynski","startTime":2516.264,"endTime":2517.284,"body":"light and smoke interaction."},{"speaker":"Wojciech Wegrzynski","startTime":2517.284,"endTime":2517.374,"body":"Yeah."},{"speaker":"Wojciech Wegrzynski","startTime":2518.058,"endTime":2522.858,"body":"Our colleagues who are using"},{"speaker":"Wojciech Wegrzynski","startTime":2518.058,"endTime":2522.858,"body":"virtual reality for their"},{"speaker":"Wojciech Wegrzynski","startTime":2522.858,"endTime":2524.178,"body":"experiments on human behavior."},{"speaker":"Wojciech Wegrzynski","startTime":2524.178,"endTime":2527.808,"body":"For example, maybe"},{"speaker":"Wojciech Wegrzynski","startTime":2524.178,"endTime":2527.808,"body":"they could benefit from"},{"speaker":"Wojciech Wegrzynski","startTime":2527.808,"endTime":2530.538,"body":"this better or truer."},{"speaker":"Wojciech Wegrzynski","startTime":2531.138,"endTime":2534.768,"body":"If there is such a word exists,"},{"speaker":"Wojciech Wegrzynski","startTime":2531.138,"endTime":2534.768,"body":"a representation of, of smoke."},{"speaker":"Lukas Arnold","startTime":2535.459,"endTime":2535.759,"body":"Yeah."},{"speaker":"Lukas Arnold","startTime":2536.089,"endTime":2541.219,"body":"So, we have now also a, , model"},{"speaker":"Lukas Arnold","startTime":2536.089,"endTime":2541.219,"body":"a, or sorry, a software package"},{"speaker":"Lukas Arnold","startTime":2541.219,"endTime":2546.529,"body":"or tool that allows you to load"},{"speaker":"Lukas Arnold","startTime":2541.219,"endTime":2546.529,"body":"FDS data into the Unreal engine."},{"speaker":"Lukas Arnold","startTime":2547.189,"endTime":2547.789,"body":"Great."},{"speaker":"Lukas Arnold","startTime":2548.179,"endTime":2548.479,"body":"Okay."},{"speaker":"Lukas Arnold","startTime":2548.479,"endTime":2551.029,"body":"So this is like now"},{"speaker":"Lukas Arnold","startTime":2548.479,"endTime":2551.029,"body":"the real numbers."},{"speaker":"Lukas Arnold","startTime":2551.129,"endTime":2554.329,"body":"But as you, as you can"},{"speaker":"Lukas Arnold","startTime":2551.129,"endTime":2554.329,"body":"imagine, it's just it's"},{"speaker":"Lukas Arnold","startTime":2554.329,"endTime":2556.009,"body":"the soot density basically."},{"speaker":"Lukas Arnold","startTime":2556.279,"endTime":2556.759,"body":"Okay."},{"speaker":"Lukas Arnold","startTime":2556.879,"endTime":2559.309,"body":"It doesn't tell you like, uh,"},{"speaker":"Lukas Arnold","startTime":2556.879,"endTime":2559.309,"body":"how will you perceive something?"},{"speaker":"Lukas Arnold","startTime":2559.339,"endTime":2560.959,"body":"Obviously you can"},{"speaker":"Lukas Arnold","startTime":2559.339,"endTime":2560.959,"body":"put it in numbers."},{"speaker":"Lukas Arnold","startTime":2560.959,"endTime":2561.529,"body":"And so, okay."},{"speaker":"Lukas Arnold","startTime":2561.799,"endTime":2564.259,"body":"So the first step to"},{"speaker":"Lukas Arnold","startTime":2561.799,"endTime":2564.259,"body":"get this number into the"},{"speaker":"Lukas Arnold","startTime":2564.259,"endTime":2565.369,"body":"engine, which was really."},{"speaker":"Lukas Arnold","startTime":2565.828,"endTime":2569.908,"body":", yeah, not that easy is there so"},{"speaker":"Lukas Arnold","startTime":2565.828,"endTime":2569.908,"body":"that you have the physical data."},{"speaker":"Lukas Arnold","startTime":2569.908,"endTime":2574.204,"body":"So in combination, what we"},{"speaker":"Lukas Arnold","startTime":2569.908,"endTime":2574.204,"body":"get with properly modeling the"},{"speaker":"Lukas Arnold","startTime":2574.204,"endTime":2578.454,"body":"light interaction, it would"},{"speaker":"Lukas Arnold","startTime":2574.204,"endTime":2578.454,"body":"be great for people who then"},{"speaker":"Lukas Arnold","startTime":2578.454,"endTime":2582.264,"body":"do, like how do people orient"},{"speaker":"Lukas Arnold","startTime":2578.454,"endTime":2582.264,"body":"themselves and so on to use"},{"speaker":"Lukas Arnold","startTime":2582.264,"endTime":2586.284,"body":"the physically based, maybe"},{"speaker":"Lukas Arnold","startTime":2582.264,"endTime":2586.284,"body":"realistic, , properties that"},{"speaker":"Lukas Arnold","startTime":2586.284,"endTime":2589.644,"body":"people can either perceive"},{"speaker":"Lukas Arnold","startTime":2586.284,"endTime":2589.644,"body":"the sign or they cannot, or."},{"speaker":"Lukas Arnold","startTime":2590.114,"endTime":2591.308,"body":"Kind of properly do it."},{"speaker":"Lukas Arnold","startTime":2591.358,"endTime":2593.984,"body":"So, and not guessing how"},{"speaker":"Lukas Arnold","startTime":2591.358,"endTime":2593.984,"body":"it is because this will"},{"speaker":"Lukas Arnold","startTime":2594.014,"endTime":2595.994,"body":"influence their decisions."},{"speaker":"Lukas Arnold","startTime":2596.144,"endTime":2596.414,"body":"Okay."},{"speaker":"Lukas Arnold","startTime":2596.414,"endTime":2600.584,"body":"So, this all is dependent"},{"speaker":"Lukas Arnold","startTime":2596.414,"endTime":2600.584,"body":"on a good representation"},{"speaker":"Lukas Arnold","startTime":2600.614,"endTime":2602.384,"body":"of the reality."},{"speaker":"Lukas Arnold","startTime":2602.804,"endTime":2607.724,"body":"And so I hope that this will"},{"speaker":"Lukas Arnold","startTime":2602.804,"endTime":2607.724,"body":"be a spinoff of that with VR"},{"speaker":"Lukas Arnold","startTime":2607.964,"endTime":2609.584,"body":"providing a platform for this."},{"speaker":"Lukas Arnold","startTime":2610.084,"endTime":2613.071,"body":"Human in a, in"},{"speaker":"Lukas Arnold","startTime":2610.084,"endTime":2613.071,"body":"fire, , studies, with a"},{"speaker":"Lukas Arnold","startTime":2613.101,"endTime":2614.484,"body":"physically based, approach."},{"speaker":"Lukas Arnold","startTime":2614.484,"endTime":2618.234,"body":"So as far as I know, there is a"},{"speaker":"Lukas Arnold","startTime":2614.484,"endTime":2618.234,"body":"lot of people working on that,"},{"speaker":"Lukas Arnold","startTime":2618.804,"endTime":2621.638,"body":"which, as far as I know, sorry,"},{"speaker":"Lukas Arnold","startTime":2618.804,"endTime":2621.638,"body":"if I overlooked something,"},{"speaker":"Lukas Arnold","startTime":2621.664,"endTime":2625.418,"body":"did they using kind of this"},{"speaker":"Lukas Arnold","startTime":2621.664,"endTime":2625.418,"body":"gaming or prescripted, smoke"},{"speaker":"Lukas Arnold","startTime":2625.508,"endTime":2627.781,"body":"and not let the CFD based."},{"speaker":"Wojciech Wegrzynski","startTime":2627.811,"endTime":2629.831,"body":"I've seen"},{"speaker":"Wojciech Wegrzynski","startTime":2627.811,"endTime":2629.831,"body":"an approach when I visited a"},{"speaker":"Wojciech Wegrzynski","startTime":2629.831,"endTime":2633.651,"body":"University of Greenwich and I"},{"speaker":"Wojciech Wegrzynski","startTime":2629.831,"endTime":2633.651,"body":"saw the research when they were"},{"speaker":"Wojciech Wegrzynski","startTime":2634.101,"endTime":2636.081,"body":"also trying to process that."},{"speaker":"Wojciech Wegrzynski","startTime":2636.081,"endTime":2637.791,"body":"I mean, they're, they're"},{"speaker":"Wojciech Wegrzynski","startTime":2636.081,"endTime":2637.791,"body":"great at augmented"},{"speaker":"Wojciech Wegrzynski","startTime":2637.791,"endTime":2638.721,"body":"and virtual reality."},{"speaker":"Wojciech Wegrzynski","startTime":2638.721,"endTime":2643.331,"body":"And, uh, I was so impressed"},{"speaker":"Wojciech Wegrzynski","startTime":2638.721,"endTime":2643.331,"body":"by the research, but it was."},{"speaker":"Wojciech Wegrzynski","startTime":2643.816,"endTime":2646.036,"body":"Also, they've mentioned"},{"speaker":"Wojciech Wegrzynski","startTime":2643.816,"endTime":2646.036,"body":"this challenge, that to get"},{"speaker":"Wojciech Wegrzynski","startTime":2646.036,"endTime":2648.226,"body":"a realistic image of smoke"},{"speaker":"Wojciech Wegrzynski","startTime":2646.036,"endTime":2648.226,"body":"and you have to resort some,"},{"speaker":"Wojciech Wegrzynski","startTime":2648.256,"endTime":2651.736,"body":"some tricks because a good"},{"speaker":"Wojciech Wegrzynski","startTime":2648.256,"endTime":2651.736,"body":"model does not really exist."},{"speaker":"Wojciech Wegrzynski","startTime":2652.246,"endTime":2656.463,"body":"And last but not least, we"},{"speaker":"Wojciech Wegrzynski","startTime":2652.246,"endTime":2656.463,"body":"are fascinated by visibility."},{"speaker":"Wojciech Wegrzynski","startTime":2656.463,"endTime":2659.229,"body":"We are fire engineers and,"},{"speaker":"Wojciech Wegrzynski","startTime":2656.463,"endTime":2659.229,"body":"it's something very obvious"},{"speaker":"Wojciech Wegrzynski","startTime":2659.229,"endTime":2661.869,"body":"in, in this field of science"},{"speaker":"Wojciech Wegrzynski","startTime":2659.229,"endTime":2661.869,"body":"that this needs research."},{"speaker":"Wojciech Wegrzynski","startTime":2661.869,"endTime":2664.956,"body":"And we obviously went from"},{"speaker":"Wojciech Wegrzynski","startTime":2661.869,"endTime":2664.956,"body":"this direction, but to"},{"speaker":"Wojciech Wegrzynski","startTime":2664.956,"endTime":2669.056,"body":"just measure the optical"},{"speaker":"Wojciech Wegrzynski","startTime":2664.956,"endTime":2669.056,"body":"properties of smoke That is"},{"speaker":"Wojciech Wegrzynski","startTime":2669.056,"endTime":2671.276,"body":"produced in a flaming fires."},{"speaker":"Wojciech Wegrzynski","startTime":2671.936,"endTime":2674.576,"body":"That is, the measurements"},{"speaker":"Wojciech Wegrzynski","startTime":2671.936,"endTime":2674.576,"body":"that are transient."},{"speaker":"Wojciech Wegrzynski","startTime":2674.576,"endTime":2678.356,"body":"You know, how the properties"},{"speaker":"Wojciech Wegrzynski","startTime":2674.576,"endTime":2678.356,"body":"change with the age of the smoke"},{"speaker":"Wojciech Wegrzynski","startTime":2678.836,"endTime":2682.916,"body":"to try and capture some soot"},{"speaker":"Wojciech Wegrzynski","startTime":2678.836,"endTime":2682.916,"body":"deposition on the walls, maybe"},{"speaker":"Wojciech Wegrzynski","startTime":2683.456,"endTime":2689.879,"body":"to really see the effects of"},{"speaker":"Wojciech Wegrzynski","startTime":2683.456,"endTime":2689.879,"body":"particle distribution on the"},{"speaker":"Wojciech Wegrzynski","startTime":2689.879,"endTime":2692.669,"body":"visibility or on the optical"},{"speaker":"Wojciech Wegrzynski","startTime":2689.879,"endTime":2692.669,"body":"properties of the smoke."},{"speaker":"Wojciech Wegrzynski","startTime":2693.299,"endTime":2697.539,"body":"And I mean the visibility"},{"speaker":"Wojciech Wegrzynski","startTime":2693.299,"endTime":2697.539,"body":"properties or optical properties"},{"speaker":"Wojciech Wegrzynski","startTime":2697.569,"endTime":2701.109,"body":"narrowed down to the visible"},{"speaker":"Wojciech Wegrzynski","startTime":2697.569,"endTime":2701.109,"body":"spectrum of the light, which"},{"speaker":"Wojciech Wegrzynski","startTime":2701.109,"endTime":2705.069,"body":"is the most interesting for"},{"speaker":"Wojciech Wegrzynski","startTime":2701.109,"endTime":2705.069,"body":"us and the smoke narrowed down"},{"speaker":"Wojciech Wegrzynski","startTime":2705.339,"endTime":2707.019,"body":"to what is produced in fire."},{"speaker":"Wojciech Wegrzynski","startTime":2707.944,"endTime":2710.494,"body":"I'm not really interested"},{"speaker":"Wojciech Wegrzynski","startTime":2707.944,"endTime":2710.494,"body":"in tobacco smoke and I'm not"},{"speaker":"Wojciech Wegrzynski","startTime":2710.494,"endTime":2712.054,"body":"interested in sand storms."},{"speaker":"Wojciech Wegrzynski","startTime":2712.474,"endTime":2715.384,"body":"I'm interested in, in smoke,"},{"speaker":"Wojciech Wegrzynski","startTime":2712.474,"endTime":2715.384,"body":"that is an effect of flaming"},{"speaker":"Wojciech Wegrzynski","startTime":2715.384,"endTime":2716.644,"body":"or smouldering combustion."},{"speaker":"Wojciech Wegrzynski","startTime":2717.214,"endTime":2720.648,"body":"And I'm not interested , in"},{"speaker":"Wojciech Wegrzynski","startTime":2717.214,"endTime":2720.648,"body":"microwaves or ultra violet."},{"speaker":"Wojciech Wegrzynski","startTime":2720.678,"endTime":2724.158,"body":"I'm very interested in, in,"},{"speaker":"Wojciech Wegrzynski","startTime":2720.678,"endTime":2724.158,"body":"in a visible light spectrum."},{"speaker":"Wojciech Wegrzynski","startTime":2724.478,"endTime":2727.324,"body":"all of these things have"},{"speaker":"Wojciech Wegrzynski","startTime":2724.478,"endTime":2727.324,"body":"been researched by other"},{"speaker":"Wojciech Wegrzynski","startTime":2727.324,"endTime":2730.164,"body":"researchers in combustion"},{"speaker":"Wojciech Wegrzynski","startTime":2727.324,"endTime":2730.164,"body":"field in the fields of,"},{"speaker":"Wojciech Wegrzynski","startTime":2730.164,"endTime":2731.854,"body":"of atmospheric science."},{"speaker":"Wojciech Wegrzynski","startTime":2732.004,"endTime":2734.954,"body":"And, , these people have done"},{"speaker":"Wojciech Wegrzynski","startTime":2732.004,"endTime":2734.954,"body":"a great job, but they've never"},{"speaker":"Wojciech Wegrzynski","startTime":2734.954,"endTime":2738.544,"body":"really focused this narrow,"},{"speaker":"Wojciech Wegrzynski","startTime":2734.954,"endTime":2738.544,"body":", part of the light spectrum."},{"speaker":"Wojciech Wegrzynski","startTime":2738.544,"endTime":2742.804,"body":"And then the narrow part of the,"},{"speaker":"Wojciech Wegrzynski","startTime":2738.544,"endTime":2742.804,"body":"of the particle distributions,"},{"speaker":"Wojciech Wegrzynski","startTime":2742.954,"endTime":2746.864,"body":"which we want to study , in"},{"speaker":"Wojciech Wegrzynski","startTime":2742.954,"endTime":2746.864,"body":"the best way we can, like, we"},{"speaker":"Wojciech Wegrzynski","startTime":2746.864,"endTime":2748.244,"body":"literally have planned every."},{"speaker":"Wojciech Wegrzynski","startTime":2748.564,"endTime":2753.124,"body":"Possible a measurement technique"},{"speaker":"Wojciech Wegrzynski","startTime":2748.564,"endTime":2753.124,"body":"we know to, to try and get this"},{"speaker":"Wojciech Wegrzynski","startTime":2753.644,"endTime":2757.994,"body":"visual ones, the led tomography"},{"speaker":"Wojciech Wegrzynski","startTime":2753.644,"endTime":2757.994,"body":"that you've invented multi"},{"speaker":"Wojciech Wegrzynski","startTime":2757.994,"endTime":2762.894,"body":"wavelength spectroscopy that"},{"speaker":"Wojciech Wegrzynski","startTime":2757.994,"endTime":2762.894,"body":"we've got we've gravimetric"},{"speaker":"Wojciech Wegrzynski","startTime":2762.894,"endTime":2766.976,"body":"sampling, these,  From your"},{"speaker":"Wojciech Wegrzynski","startTime":2762.894,"endTime":2766.976,"body":"colleagues from Juelich uh,"},{"speaker":"Wojciech Wegrzynski","startTime":2767.006,"endTime":2770.186,"body":"the, um, ways to measure"},{"speaker":"Wojciech Wegrzynski","startTime":2767.006,"endTime":2770.186,"body":"the particle distribution."},{"speaker":"Wojciech Wegrzynski","startTime":2770.196,"endTime":2773.396,"body":"So there's so many tools"},{"speaker":"Wojciech Wegrzynski","startTime":2770.196,"endTime":2773.396,"body":"to be used in this one"},{"speaker":"Wojciech Wegrzynski","startTime":2773.396,"endTime":2777.866,"body":"experiment to really precisely"},{"speaker":"Wojciech Wegrzynski","startTime":2773.396,"endTime":2777.866,"body":"capture the, , particle"},{"speaker":"Wojciech Wegrzynski","startTime":2777.886,"endTime":2782.476,"body":"distribution and the optical"},{"speaker":"Wojciech Wegrzynski","startTime":2777.886,"endTime":2782.476,"body":"properties that on alone, I"},{"speaker":"Wojciech Wegrzynski","startTime":2782.476,"endTime":2785.096,"body":"hope this will be already a"},{"speaker":"Wojciech Wegrzynski","startTime":2782.476,"endTime":2785.096,"body":"great contribution , to the"},{"speaker":"Wojciech Wegrzynski","startTime":2785.106,"endTime":2787.066,"body":"science, not only fire science"},{"speaker":"Lukas Arnold","startTime":2787.924,"endTime":2790.084,"body":"And if I"},{"speaker":"Lukas Arnold","startTime":2787.924,"endTime":2790.084,"body":"may add something, we are"},{"speaker":"Lukas Arnold","startTime":2790.534,"endTime":2794.794,"body":"speaking mostly about suit"},{"speaker":"Lukas Arnold","startTime":2790.534,"endTime":2794.794,"body":"particles, but what about."},{"speaker":"Wojciech Wegrzynski","startTime":2795.654,"endTime":2795.954,"body":"Yeah,"},{"speaker":"Lukas Arnold","startTime":2796.229,"endTime":2797.189,"body":"And"},{"speaker":"Lukas Arnold","startTime":2796.229,"endTime":2797.189,"body":"stuff like that."},{"speaker":"Lukas Arnold","startTime":2797.309,"endTime":2797.579,"body":"Okay."},{"speaker":"Lukas Arnold","startTime":2797.579,"endTime":2797.999,"body":"Which,"},{"speaker":"Wojciech Wegrzynski","startTime":2798.264,"endTime":2800.094,"body":"complicate"},{"speaker":"Wojciech Wegrzynski","startTime":2798.264,"endTime":2800.094,"body":"the Grant's Lucas noooo"},{"speaker":"Lukas Arnold","startTime":2800.479,"endTime":2801.309,"body":"no,"},{"speaker":"Lukas Arnold","startTime":2800.479,"endTime":2801.309,"body":"no,  no, no, no."},{"speaker":"Lukas Arnold","startTime":2801.659,"endTime":2805.556,"body":"Now we're looking here into"},{"speaker":"Lukas Arnold","startTime":2801.659,"endTime":2805.556,"body":"the extension of no, but"},{"speaker":"Lukas Arnold","startTime":2805.616,"endTime":2807.759,"body":"I mean, there are people"},{"speaker":"Lukas Arnold","startTime":2805.616,"endTime":2807.759,"body":"who say, well, one of the"},{"speaker":"Lukas Arnold","startTime":2807.759,"endTime":2810.189,"body":"issues is visibility and mist"},{"speaker":"Lukas Arnold","startTime":2810.699,"endTime":2811.139,"body":"okay."},{"speaker":"Lukas Arnold","startTime":2811.509,"endTime":2814.593,"body":"If you, well predicting"},{"speaker":"Lukas Arnold","startTime":2811.509,"endTime":2814.593,"body":"these things is also helpful"},{"speaker":"Lukas Arnold","startTime":2814.593,"endTime":2815.883,"body":"for new new measures."},{"speaker":"Lukas Arnold","startTime":2816.699,"endTime":2818.853,"body":"a watermist makes"},{"speaker":"Lukas Arnold","startTime":2816.699,"endTime":2818.853,"body":"situation worse or"},{"speaker":"Lukas Arnold","startTime":2818.883,"endTime":2820.623,"body":"would it make it better?"},{"speaker":"Lukas Arnold","startTime":2820.683,"endTime":2821.193,"body":"Well, the"},{"speaker":"Lukas Arnold","startTime":2821.193,"endTime":2824.123,"body":"visibility will not get better,"},{"speaker":"Lukas Arnold","startTime":2821.193,"endTime":2824.123,"body":"but, , you know, how bad is"},{"speaker":"Lukas Arnold","startTime":2824.123,"endTime":2826.743,"body":"the limiting of the visibility"},{"speaker":"Lukas Arnold","startTime":2824.123,"endTime":2826.743,"body":"due to , mist and so on?"},{"speaker":"Wojciech Wegrzynski","startTime":2827.036,"endTime":2829.248,"body":"So many"},{"speaker":"Wojciech Wegrzynski","startTime":2827.036,"endTime":2829.248,"body":"pathways open and I really"},{"speaker":"Wojciech Wegrzynski","startTime":2829.248,"endTime":2831.391,"body":"hope, we will get there first."},{"speaker":"Wojciech Wegrzynski","startTime":2831.391,"endTime":2833.941,"body":"Let's start with the"},{"speaker":"Wojciech Wegrzynski","startTime":2831.391,"endTime":2833.941,"body":"recruiting process."},{"speaker":"Wojciech Wegrzynski","startTime":2834.481,"endTime":2838.711,"body":"So if you like what you've"},{"speaker":"Wojciech Wegrzynski","startTime":2834.481,"endTime":2838.711,"body":"heard and the, you fancy a PhD"},{"speaker":"Wojciech Wegrzynski","startTime":2840.061,"endTime":2843.871,"body":"or you fancy a post-doc, but I"},{"speaker":"Wojciech Wegrzynski","startTime":2840.061,"endTime":2843.871,"body":"think I will have a PhD student"},{"speaker":"Wojciech Wegrzynski","startTime":2843.871,"endTime":2845.101,"body":"position as well in the grant."},{"speaker":"Wojciech Wegrzynski","startTime":2845.101,"endTime":2845.401,"body":"So"},{"speaker":"Lukas Arnold","startTime":2846.091,"endTime":2847.921,"body":"we will"},{"speaker":"Lukas Arnold","startTime":2846.091,"endTime":2847.921,"body":"decide on a person"},{"speaker":"Wojciech Wegrzynski","startTime":2848.006,"endTime":2849.386,"body":"Yeah,"},{"speaker":"Wojciech Wegrzynski","startTime":2848.006,"endTime":2849.386,"body":"we will, we will decide"},{"speaker":"Wojciech Wegrzynski","startTime":2849.386,"endTime":2851.186,"body":"that on a person basis."},{"speaker":"Wojciech Wegrzynski","startTime":2851.186,"endTime":2854.026,"body":"So if you would like to work"},{"speaker":"Wojciech Wegrzynski","startTime":2851.186,"endTime":2854.026,"body":"with this team and change the"},{"speaker":"Wojciech Wegrzynski","startTime":2854.026,"endTime":2856.879,"body":"world with us, you are more"},{"speaker":"Wojciech Wegrzynski","startTime":2854.026,"endTime":2856.879,"body":"than welcome, to do that,"},{"speaker":"Wojciech Wegrzynski","startTime":2856.879,"endTime":2860.333,"body":"to look up for the calls"},{"speaker":"Wojciech Wegrzynski","startTime":2856.879,"endTime":2860.333,"body":"for them recruitments and,"},{"speaker":"Wojciech Wegrzynski","startTime":2860.333,"endTime":2861.873,"body":"yeah.Any final words Lukas?."},{"speaker":"Lukas Arnold","startTime":2862.276,"endTime":2864.926,"body":"No, it's gonna"},{"speaker":"Lukas Arnold","startTime":2862.276,"endTime":2864.926,"body":"be a fun project beside"},{"speaker":"Lukas Arnold","startTime":2865.076,"endTime":2868.616,"body":"the only outcome is for the"},{"speaker":"Lukas Arnold","startTime":2865.076,"endTime":2868.616,"body":"economic grade to your youth."},{"speaker":"Lukas Arnold","startTime":2869.006,"endTime":2871.976,"body":"And it's going to be a great"},{"speaker":"Lukas Arnold","startTime":2869.006,"endTime":2871.976,"body":"Polish, German, , collaboration."},{"speaker":"Lukas Arnold","startTime":2871.976,"endTime":2875.186,"body":"So maybe we should have"},{"speaker":"Lukas Arnold","startTime":2871.976,"endTime":2875.186,"body":"done this podcast in Polish"},{"speaker":"Wojciech Wegrzynski","startTime":2876.106,"endTime":2876.546,"body":"Or German"},{"speaker":"Lukas Arnold","startTime":2876.566,"endTime":2878.606,"body":"after two"},{"speaker":"Lukas Arnold","startTime":2876.566,"endTime":2878.606,"body":"minutes, I would be already"},{"speaker":"Lukas Arnold","startTime":2878.606,"endTime":2881.636,"body":"gone probably, but maybe I"},{"speaker":"Lukas Arnold","startTime":2878.606,"endTime":2881.636,"body":"can also improve my Polish by"},{"speaker":"Wojciech Wegrzynski","startTime":2881.901,"endTime":2883.551,"body":"That's so so great."},{"speaker":"Wojciech Wegrzynski","startTime":2883.911,"endTime":2884.871,"body":"So yeah."},{"speaker":"Wojciech Wegrzynski","startTime":2884.961,"endTime":2889.561,"body":"And thank you so much to,  NCN"},{"speaker":"Wojciech Wegrzynski","startTime":2884.961,"endTime":2889.561,"body":"and the DFG for believing in our"},{"speaker":"Wojciech Wegrzynski","startTime":2889.561,"endTime":2891.717,"body":"research for evaluating this."},{"speaker":"Wojciech Wegrzynski","startTime":2891.858,"endTime":2894.571,"body":"so highly, and we really"},{"speaker":"Wojciech Wegrzynski","startTime":2891.858,"endTime":2894.571,"body":"appreciate, all the"},{"speaker":"Wojciech Wegrzynski","startTime":2894.571,"endTime":2895.861,"body":"reviewer's comments we got."},{"speaker":"Wojciech Wegrzynski","startTime":2895.861,"endTime":2898.141,"body":"I mean, for the first"},{"speaker":"Wojciech Wegrzynski","startTime":2895.861,"endTime":2898.141,"body":"time, I really had a good"},{"speaker":"Wojciech Wegrzynski","startTime":2898.141,"endTime":2900.961,"body":"experience with grant"},{"speaker":"Wojciech Wegrzynski","startTime":2898.141,"endTime":2900.961,"body":"reviews and stuff like that."},{"speaker":"Wojciech Wegrzynski","startTime":2901.231,"endTime":2902.251,"body":"It was so nice."},{"speaker":"Wojciech Wegrzynski","startTime":2902.251,"endTime":2905.824,"body":"And, so on the point I really"},{"speaker":"Wojciech Wegrzynski","startTime":2902.251,"endTime":2905.824,"body":"enjoyed this process and."},{"speaker":"Wojciech Wegrzynski","startTime":2905.844,"endTime":2909.534,"body":"I'm really grateful for, for"},{"speaker":"Wojciech Wegrzynski","startTime":2905.844,"endTime":2909.534,"body":"the funding agencies to believe"},{"speaker":"Wojciech Wegrzynski","startTime":2909.534,"endTime":2915.504,"body":"that this is an important topic"},{"speaker":"Wojciech Wegrzynski","startTime":2909.534,"endTime":2915.504,"body":"that may actually change the"},{"speaker":"Wojciech Wegrzynski","startTime":2915.504,"endTime":2917.134,"body":"part in the field of science."},{"speaker":"Wojciech Wegrzynski","startTime":2917.134,"endTime":2919.178,"body":"And, I hope we"},{"speaker":"Wojciech Wegrzynski","startTime":2917.134,"endTime":2919.178,"body":"will achieve that."},{"speaker":"Wojciech Wegrzynski","startTime":2919.688,"endTime":2923.078,"body":"And no matter, no matter how"},{"speaker":"Wojciech Wegrzynski","startTime":2919.688,"endTime":2923.078,"body":"it ends, it's going to be fun."},{"speaker":"Wojciech Wegrzynski","startTime":2923.078,"endTime":2925.598,"body":"And you will hear a"},{"speaker":"Wojciech Wegrzynski","startTime":2923.078,"endTime":2925.598,"body":"lot more about that."},{"speaker":"Lukas Arnold","startTime":2926.168,"endTime":2926.408,"body":"Oh,"},{"speaker":"Wojciech Wegrzynski","startTime":2926.978,"endTime":2928.758,"body":"Okay,"},{"speaker":"Wojciech Wegrzynski","startTime":2926.978,"endTime":2928.758,"body":"thank you, Lucas, for, for"},{"speaker":"Wojciech Wegrzynski","startTime":2928.788,"endTime":2932.058,"body":"coming to the show and yeah,"},{"speaker":"Wojciech Wegrzynski","startTime":2928.788,"endTime":2932.058,"body":"let's go back to the work."},{"speaker":"Wojciech Wegrzynski","startTime":2932.118,"endTime":2933.708,"body":"There's so much to be done."},{"speaker":"Wojciech Wegrzynski","startTime":2934.398,"endTime":2934.728,"body":"Cheers,"},{"speaker":"Lukas Arnold","startTime":2934.923,"endTime":2935.583,"body":"that's true."},{"speaker":"Lukas Arnold","startTime":2935.733,"endTime":2936.513,"body":"Okay, bye."},{"speaker":"Lukas Arnold","startTime":2936.573,"endTime":2937.323,"body":"See you soon."},{"speaker":"Wojciech Wegrzynski","startTime":2938.096,"endTime":2939.026,"body":"And that's it."},{"speaker":"Wojciech Wegrzynski","startTime":2939.116,"endTime":2941.066,"body":"I hope you've liked"},{"speaker":"Wojciech Wegrzynski","startTime":2939.116,"endTime":2941.066,"body":"what you've heard."},{"speaker":"Wojciech Wegrzynski","startTime":2941.066,"endTime":2944.583,"body":"And, yeah, we're a bit crazy"},{"speaker":"Wojciech Wegrzynski","startTime":2941.066,"endTime":2944.583,"body":"with developing all of this"},{"speaker":"Wojciech Wegrzynski","startTime":2944.583,"endTime":2949.383,"body":"and planning such as an intense"},{"speaker":"Wojciech Wegrzynski","startTime":2944.583,"endTime":2949.383,"body":"research over the three years."},{"speaker":"Wojciech Wegrzynski","startTime":2949.413,"endTime":2953.103,"body":"But on the other hand, it"},{"speaker":"Wojciech Wegrzynski","startTime":2949.413,"endTime":2953.103,"body":"looks manageable, achievable."},{"speaker":"Wojciech Wegrzynski","startTime":2953.778,"endTime":2958.395,"body":"And I've said that many times,"},{"speaker":"Wojciech Wegrzynski","startTime":2953.778,"endTime":2958.395,"body":"if we only do half of the things"},{"speaker":"Wojciech Wegrzynski","startTime":2958.395,"endTime":2960.825,"body":"that we want to do, it's still"},{"speaker":"Wojciech Wegrzynski","startTime":2958.395,"endTime":2960.825,"body":"going to be a breakthrough."},{"speaker":"Wojciech Wegrzynski","startTime":2961.275,"endTime":2963.865,"body":"And if we do all of them"},{"speaker":"Wojciech Wegrzynski","startTime":2961.275,"endTime":2963.865,"body":"is going to be a paradigm"},{"speaker":"Wojciech Wegrzynski","startTime":2963.915,"endTime":2964.905,"body":"shift into discipline."},{"speaker":"Wojciech Wegrzynski","startTime":2965.185,"endTime":2967.795,"body":"I have never been more excited"},{"speaker":"Wojciech Wegrzynski","startTime":2965.185,"endTime":2967.795,"body":"about the carrying a research"},{"speaker":"Wojciech Wegrzynski","startTime":2967.825,"endTime":2969.445,"body":"item in my life than now."},{"speaker":"Wojciech Wegrzynski","startTime":2969.895,"endTime":2971.935,"body":"So I'm very happy to do that."},{"speaker":"Wojciech Wegrzynski","startTime":2972.135,"endTime":2974.745,"body":"One thing that we will"},{"speaker":"Wojciech Wegrzynski","startTime":2972.135,"endTime":2974.745,"body":"need, and we will need that."},{"speaker":"Wojciech Wegrzynski","startTime":2975.825,"endTime":2978.825,"body":"It's the clever people"},{"speaker":"Wojciech Wegrzynski","startTime":2975.825,"endTime":2978.825,"body":"who will do it with us."},{"speaker":"Wojciech Wegrzynski","startTime":2979.125,"endTime":2984.285,"body":"There are PhD positions in my"},{"speaker":"Wojciech Wegrzynski","startTime":2979.125,"endTime":2984.285,"body":"part and the experimental part,"},{"speaker":"Wojciech Wegrzynski","startTime":2984.705,"endTime":2989.115,"body":"there will be a position in"},{"speaker":"Wojciech Wegrzynski","startTime":2984.705,"endTime":2989.115,"body":"Lucas's part, which is aimed"},{"speaker":"Wojciech Wegrzynski","startTime":2989.115,"endTime":2993.975,"body":"as a post-doc, but I am pretty"},{"speaker":"Wojciech Wegrzynski","startTime":2989.115,"endTime":2993.975,"body":"sure you can negotiate to turn"},{"speaker":"Wojciech Wegrzynski","startTime":2993.975,"endTime":2995.895,"body":"it into a PhD research as well."},{"speaker":"Wojciech Wegrzynski","startTime":2996.42,"endTime":2999.63,"body":"And I will have a full, a"},{"speaker":"Wojciech Wegrzynski","startTime":2996.42,"endTime":2999.63,"body":"post-doc position for three"},{"speaker":"Wojciech Wegrzynski","startTime":2999.63,"endTime":3000.92,"body":"years as well in the grant."},{"speaker":"Wojciech Wegrzynski","startTime":3000.93,"endTime":3003.38,"body":"So there's so much work"},{"speaker":"Wojciech Wegrzynski","startTime":3000.93,"endTime":3003.38,"body":"to be done with us."},{"speaker":"Wojciech Wegrzynski","startTime":3003.89,"endTime":3005.48,"body":"And trust me on that."},{"speaker":"Wojciech Wegrzynski","startTime":3005.48,"endTime":3009.06,"body":"it's going to be, uh, one of"},{"speaker":"Wojciech Wegrzynski","startTime":3005.48,"endTime":3009.06,"body":"the top grants in the field"},{"speaker":"Wojciech Wegrzynski","startTime":3009.06,"endTime":3010.62,"body":"of fire science in the year."},{"speaker":"Wojciech Wegrzynski","startTime":3010.62,"endTime":3012.96,"body":"So you want to be a"},{"speaker":"Wojciech Wegrzynski","startTime":3010.62,"endTime":3012.96,"body":"part of this team."},{"speaker":"Wojciech Wegrzynski","startTime":3013.237,"endTime":3015.557,"body":"Keep your eyes open"},{"speaker":"Wojciech Wegrzynski","startTime":3013.237,"endTime":3015.557,"body":"on, the announcements."},{"speaker":"Wojciech Wegrzynski","startTime":3015.557,"endTime":3018.527,"body":"I'll be posting that on my"},{"speaker":"Wojciech Wegrzynski","startTime":3015.557,"endTime":3018.527,"body":"Twitter, on my LinkedIn."},{"speaker":"Wojciech Wegrzynski","startTime":3018.553,"endTime":3020.6,"body":"I'll, I'll keep you"},{"speaker":"Wojciech Wegrzynski","startTime":3018.553,"endTime":3020.6,"body":"updated when the call is."},{"speaker":"Wojciech Wegrzynski","startTime":3021.722,"endTime":3023.228,"body":"And, I guess that's"},{"speaker":"Wojciech Wegrzynski","startTime":3021.722,"endTime":3023.228,"body":"it for the episode."},{"speaker":"Wojciech Wegrzynski","startTime":3023.228,"endTime":3026.588,"body":"I'm not going to add much to"},{"speaker":"Wojciech Wegrzynski","startTime":3023.228,"endTime":3026.588,"body":"what has been said already."},{"speaker":"Wojciech Wegrzynski","startTime":3027.018,"endTime":3029.345,"body":"in the show notes, I'll pop"},{"speaker":"Wojciech Wegrzynski","startTime":3027.018,"endTime":3029.345,"body":"you some links to interesting"},{"speaker":"Wojciech Wegrzynski","startTime":3029.345,"endTime":3031.895,"body":"resources on visibility in"},{"speaker":"Wojciech Wegrzynski","startTime":3029.345,"endTime":3031.895,"body":"smoke, both from my team"},{"speaker":"Wojciech Wegrzynski","startTime":3031.895,"endTime":3033.005,"body":"and from Lucas's team."},{"speaker":"Wojciech Wegrzynski","startTime":3033.465,"endTime":3036.045,"body":", including some YouTube"},{"speaker":"Wojciech Wegrzynski","startTime":3033.465,"endTime":3036.045,"body":"videos where on the"},{"speaker":"Wojciech Wegrzynski","startTime":3036.045,"endTime":3038.535,"body":"history and, principles of"},{"speaker":"Wojciech Wegrzynski","startTime":3036.045,"endTime":3038.535,"body":"the visibility in smoke."},{"speaker":"Wojciech Wegrzynski","startTime":3039.34,"endTime":3043.09,"body":"Are discussed and some really"},{"speaker":"Wojciech Wegrzynski","startTime":3039.34,"endTime":3043.09,"body":"nice papers on the recent"},{"speaker":"Wojciech Wegrzynski","startTime":3043.09,"endTime":3046.6,"body":"advancements in measuring smoke"},{"speaker":"Wojciech Wegrzynski","startTime":3043.09,"endTime":3046.6,"body":"properties that both my team"},{"speaker":"Wojciech Wegrzynski","startTime":3046.6,"endTime":3049.06,"body":"and Lukas' team have  done."},{"speaker":"Wojciech Wegrzynski","startTime":3049.57,"endTime":3050.02,"body":"Anyways."},{"speaker":"Wojciech Wegrzynski","startTime":3050.41,"endTime":3052.36,"body":"Thank you for"},{"speaker":"Wojciech Wegrzynski","startTime":3050.41,"endTime":3052.36,"body":"listening as usual."},{"speaker":"Wojciech Wegrzynski","startTime":3052.36,"endTime":3056.44,"body":"Next episode, we'll be waiting"},{"speaker":"Wojciech Wegrzynski","startTime":3052.36,"endTime":3056.44,"body":"for you here next Wednesday."},{"speaker":"Wojciech Wegrzynski","startTime":3056.44,"endTime":3058.69,"body":"So let's stay connected."},{"speaker":"Wojciech Wegrzynski","startTime":3059.18,"endTime":3061.22,"body":", share the episodes"},{"speaker":"Wojciech Wegrzynski","startTime":3059.18,"endTime":3061.22,"body":"with friends, please."},{"speaker":"Wojciech Wegrzynski","startTime":3061.31,"endTime":3062.18,"body":"Please do that."},{"speaker":"Wojciech Wegrzynski","startTime":3062.66,"endTime":3065.1,"body":"Please help me sharing the"},{"speaker":"Wojciech Wegrzynski","startTime":3062.66,"endTime":3065.1,"body":"knowledge about the podcast"},{"speaker":"Wojciech Wegrzynski","startTime":3065.1,"endTime":3067.14,"body":"and yeah, see you around!."}]}