1/28/2004   slide 28
Roadmap
•Mystery of vision and historical theories
•Ecological basis
•High-level perception concepts
–Figure-ground
–Invariance
–Frame of reference
–Depth cues
•Lower-level: rules for image “construction”
–Visual Intelligence [Hoffman 1998] book has 35 rules that the perceptual system uses to decode visual stimulus and create a useful description of the world
–These underly the higher-level perceptual effects
•Perception research in the Methodologies framework
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