Download - Perceptual model
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A Perceptual Model for Disparity SIGGRAPH 2011
2011/09/27ked
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Authors
Piotr Didyk, Tobias Ritschel, Elmar Eisemann,
Karol Myszkowski, Hans-Peter Seidel
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Outline
Depth cues Experiment Model Applications
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Outline
Depth cues Experiment Model Applications
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Reproduce 3D objects on the screen
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Vergence
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Accommodation
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Discussion
disparity frequency &disparity magnitude
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Discussion
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Outline
Depth cues Experiment Model Applications
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One JND
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Definition
1 arc second: 1/3600 degree 1 arc minute = 1/60 degree
CPD: Cycles Per Degree “the ability to distinguish fine detail”
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disparity frequency &disparity magnitude
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Experiment to detect disparity threshold
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Remove vergence
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Remove accommodation
max. disparity
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Looks like
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Outline
Depth cues Experiment Model Applications
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Fitting
Quadratic polynomial Log-space frequency
Goodness of fit
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Transducer
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Transducer
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Transducer
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Transducer
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Transducer
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Transducer
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Laplacian decomposition
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Perceptual model
multi-band decomposition
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Perceived distortion
B = 4
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Outline
Depth cues Experiment Model Applications
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Thx.