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Synthetic human-like fakes: Difference between revisions
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Juho Kunsola (talk | contribs) (→Events against synthetic human-like fakes: + 2019 | At the 2019 Scientific Advisory Board for Defence (MATINE) w:fi:MATINE public research seminary, a research group presented their work 'Synteettisen median tunnistus' at defmin.fi (Recognizing synthetic media)) |
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[[File:Institute for Creative Technologies (logo).jpg|thumb|left|156px|Logo of the '''[[w:Institute for Creative Technologies]]''' founded in 1999 in the [[w:University of Southern California]] by the [[w:United States Army]]]] | [[File:Institute for Creative Technologies (logo).jpg|thumb|left|156px|Logo of the '''[[w:Institute for Creative Technologies]]''' founded in 1999 in the [[w:University of Southern California]] by the [[w:United States Army]]]] | ||
[[File:Deb2000-light-stage-low-res-rip.png|thumb|left| | [[File:Deb2000-light-stage-low-res-rip.png|thumb|left|400px|Original [[w:light stage]] used in the 1999 reflectance capture by [[w:Paul Debevec|w:Debevec]] et al.<br /><br /> | ||
It consists of two rotary axes with height and radius control. Light source and a polarizer were placed on one arm and a camera and the other polarizer on the other arm. | It consists of two rotary axes with height and radius control. Light source and a polarizer were placed on one arm and a camera and the other polarizer on the other arm. | ||
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<small>Original image by Debevec et al. – Copyright ACM 2000 – https://dl.acm.org/citation.cfm?doid=311779.344855 – Permission to make digital or hard copies of all or part of this work for personal or classroom use is granted without fee provided that copies are not made or distributed for profit or commercial advantage and that copies bear this notice and the full citation on the first page.</small>]] | <small>Original image by Debevec et al. – Copyright ACM 2000 – https://dl.acm.org/citation.cfm?doid=311779.344855 – Permission to make digital or hard copies of all or part of this work for personal or classroom use is granted without fee provided that copies are not made or distributed for profit or commercial advantage and that copies bear this notice and the full citation on the first page.</small>]] | ||
* <font color="red">'''1999'''</font> | <font color="red">'''science'''</font> | '''[http://dl.acm.org/citation.cfm?id=344855 'Acquiring the reflectance field of a human face' paper at dl.acm.org ]''' [[w:Paul Debevec]] et al. of [[w:University of Southern California|w:USC]] did the '''first known reflectance capture''' over '''the human face''' with their extremely simple [[w:light stage]]. They presented their method and results in [[w:SIGGRAPH]] 2000. The scientific breakthrough required finding the [[w:subsurface scattering|w:subsurface light component]] (the simulation models are glowing from within slightly) which can be found using knowledge that light that is reflected from the oil-to-air layer retains its [[w:Polarization (waves)]] and the subsurface light loses its polarization. So equipped only with a movable light source, movable video camera, 2 polarizers and a computer program doing extremely simple math and the last piece required to reach photorealism was acquired.<ref name="Deb2000"/> | * <font color="red">'''1999'''</font> | <font color="red">'''science'''</font> | '''[http://dl.acm.org/citation.cfm?id=344855 'Acquiring the reflectance field of a human face' paper at dl.acm.org ]''' [[w:Paul Debevec]] et al. of [[w:University of Southern California|w:USC]] did the '''first known reflectance capture''' over '''the human face''' with their extremely simple [[w:light stage]]. They presented their method and results in [[w:SIGGRAPH]] 2000. The scientific breakthrough required finding the [[w:subsurface scattering|w:subsurface light component]] (the simulation models are glowing from within slightly) which can be found using knowledge that light that is reflected from the oil-to-air layer retains its [[w:Polarization (waves)]] and the subsurface light loses its polarization. So equipped only with a movable light source, movable video camera, 2 polarizers and a computer program doing extremely simple math and the last piece required to reach photorealism was acquired.<ref name="Deb2000"/> | ||