Chapter 4: Object Recognition - Play Psych Mun

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Associative agnosia behavior: Animpairment of shape perception• They can copy complex objects.BUT their copying behavior isabnormal – HJA took 6 hours to dothe cathedral.• They are very sensitive to visualquality of stimuli. They recognizereal objects better than linedrawings; face recognition ofunfamiliar people is impaired bychanging lighting conditions.• They make visual shape recognitionerrors; they might call a baseballbat, a paddle, knife, baster, , etc.
Associative Visual Agnosia• The human analog of the IT-lesionedmonkeys.– They fail to recognize objects because theyfail to represent shape normally.• Slow, slavish copying• Sensitivity to visual quality of the stimuli• Visual shape errors
Page 2 and 3: Object Recognition• Dr. Harley ha
Page 4 and 5: Visual Agnosias: : Copying anddrawi
Page 8 and 9: Regions of brain damage associatedw
Page 10 and 11: BUT: Is Perceptual CategorizationDe
Page 12 and 13: Functional Neuroimaging Studies:•
Page 14 and 15: Where in the brain does visualrecog
Page 16 and 17: Neuroimagining Studies of ObjectRec
Page 18 and 19: Localizing Visual Recognition• Is
Page 20 and 21: Constraints: Coordinate systems con
Page 22 and 23: Constraints: Primitives and Organiz
Page 24: Constraints: Implementation• Dist

Chapter 4: Object Recognition - Play Psych Mun

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