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CHAPTER 3: PERCEPTION VOCABULARY PERCEPTION -Occurs when stimulation of sensory receptors results in experience (seeing, hearing, taste, etc.) BOTTOM- UP PROCESSING -Starts w/ stimulation of receptors RECOGNITION- BY- COMPONENTS (RBC) THEORY -Perceive object by perceiving elementary features (GEONS) GEONS -Perceptual building blocks, can be combined to create object PRINCIPLE OF COMPONENTIAL RECOVER -If we can recover (see) GEON, can identify object TOP- DOWN PROCESSING -Begins w/ person’s prior knowledge or expectation MULTIPLE PERSONALITIES OF BLOB -What we expect to see in different contex influences interpretation of identity of block SIZE CONSTANCY -Perceive object as remaining size even when move different distances SPEECH SEGMENTATION - Perceive individual words & identify when one word ends & another begins THEORY OF UNCONSCIOUS INTERFERENCE -Proposed by HERMANN VON HELMHOLTZ : Some of our perceptions are result of unconscious assumptions that we make about environment LIKELIHOOD PRINCIPLE
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-Perceive object that is most likely to have caused pattern of stimuli that we have received GESTALT PSYCHOLOGISTS -Group of psychologists who proposed principles governing perception (laws of organization) & a perceptual approach to problem solving involving
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This note was uploaded on 02/23/2012 for the course PSY 305 taught by Professor Reeves during the Spring '08 term at University of Texas at Austin.

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