Perceptual Processes p - EXP 3604 Perceptual Processes...

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EXP 3604 Perceptual Processes
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Basic Perceptual Processes Sensation – the physiological processes that underlie information intake Perception – the psychological processes involved in the organization and interpretation of sensations
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Perceptual Processes Bottom-Up (data-driven) – perception based on the stimulus features Top-Down (conceptually driven)- use expectations, world knowledge, and memory in interpreting the stimulus Both are necessary to explain perception
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Gestalt Principles of Grouping Organize incoming stimulus according to principles Whole is more than the sum of the parts Automatic Global precedence – whole registered first, then local features analyzed
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Navon (1977)
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Somesthesis Touch Roughness/smoothness Hardness/softness Sponginess Passive vs. Active Touch Active = Passive + kinesthetics
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Sensory System Interaction Vision and Audition – hear what you see rather than what you hear McGurk Effect Vision and Touch – vision dominates – conflicting cues confuse
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This note was uploaded on 01/24/2010 for the course PSYCHOLOGY PCO 4930 taught by Professor Perrin during the Fall '09 term at Florida State College.

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Perceptual Processes p - EXP 3604 Perceptual Processes...

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