reconstruction voxelique temps réel
DESCRIPTION
Reconstruction voxelique temps réel. Jean-Marc Hasenfratz E107. CYBER-II. Description générale. 2m. 2m. Platforme. Not limited to 4 cameras!. Textures. Background Subtraction. Background learning (5 sec.). Actor moving…. Silhouettes. Compute the Visual Hull. Definition - PowerPoint PPT PresentationTRANSCRIPT
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Reconstruction voxeliquetemps relJean-Marc Hasenfratz E107
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CYBER-II
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Description gnrale
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PlatformeNot limited to 4 cameras!
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Background SubtractionActor movingSilhouettesBackground learning (5 sec.)
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Compute the Visual HullDefinitionTwo approaches:Volume basedSurface basedSurface basedSilhouettesVolume based
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Voxel Carving Principle in 2DCamera 1Camera 2Camera 3Voxel grid 8x8
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Fast Voxel Carving using GPU64 pixels64 pixels3cm3
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Fast Voxel Carving using GPU64 pixels64 pixels
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Fast Voxel Carving using GPU
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Fast Voxel Carving using GPU(64*8*2)2=1024 2(64*8)2=512 2AND
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Vidos
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ObjectifsVersion prcdente sur SGI OnyxLimitation nombreuses (prix, GPU, CPU)Faire exploser le systme !Rsolution / temps / mmoireUtilisation de carte graphique bus PCIMmoire de texture importante
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Question ?
ARTISJean-Marc HASENFRATZE107http://artis.inrialpes.fr/~Jean-Marc.Hasenfratz/