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