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perception. Chapter 6. threshold. Perceived stimulus Absolute threshold > 50% chance of detecting stimulus Subliminal threshold < 50% chance of detecting stimulus JND – just noticeable difference. Sensation vs. perception. Act of changing sensations into perception
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perception Chapter 6
threshold • Perceived stimulus • Absolute threshold • > 50% chance of detecting stimulus • Subliminal threshold • < 50% chance of detecting stimulus • JND – just noticeable difference
Sensation vs. perception • Act of changing sensations into perception • Meaningless to meaningful information • Organization • Structuralist – knit together bits • Gestalt – fixed set of rules
organization • Figure-ground • Closure • Similarity • Proximity • Simplicity • continuity • Constancy • Size • Shape • Brightness • Depth perception – 7 • Illusion – 4
Alternative perception • Cultural • Esp • Phi • Apparent • Virtual reality • First impressions • Clairvoyance