PSY 2601 Lecture 5: Lecture 5- Perception I
19 Oct 2015
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Document Summary
Thalamus cerebral cortex (~80% of the brain: functions: Lateral geniculate nucleus: part of the thalamus, can be thought of as a switchboard, its function role in vision is still mostly unknown, striate cortex, also called primary visual cortex or v1 cells are sensitive to: Spatial frequency (object) recognition: recognition is the process of linking a sensory input to a representation in memory. Structural description theories (feature analysis theory, component. Pictures in memory of previously perceived objects. Moving away from letter and number recognition, shapes become very complex very quickly. Features are distorted by movement: recognition-by-components, in the recognition-by-components theory, the parts are geometric shapes called. Etc: geons are recognized by non-accidental properties that are usually visible from any viewpoint, such as: Arrow junctions and y junctions: geons, recognition by components proposes that objects are represented as geons and their relations, recognition-by-components, problems: What about the fact that there is quicker recognition with standard viewpoint compared to different viewpoint.
