perception - Sensation: receiving physical stimulation,...

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Sensation: receiving physical stimulation, encoding the input into the nervous system Perception: interpreting and recognizing sensory information, the act of understanding what the sensation was. Sternberg defines perception as “the set of processes by which we recognize, organize, and make sense of the sensations we receive from environmental stimuli” We can learn about the perceptual system by studying cases in which the system makes errors (e.g., visual illusions) or is broken (e.g., color blindness). - page 111 “cow” - page 112 “dalmation” - page 113 “gestalt triangles” - page 114 Ictinus and Callicrates designed the Parthenon to account for visual illusions… Depth Perception Monocular Depth Cues - texture gradients - relative size - interposition - linear perspective - aerial perspective (haze) - height in the picture plane - motion parallax Binocular Depth Cues - Binocular convergence (how inward canted?) - Binocular disparity (of the image depending on the viewing angle of the eye) Gibson (known for “direct perception”, 1966, 1979) introduced the perceptual terms: Distal object (external / far): the object in the external world Informational medium: how the information arrives at the sensory system - light - sound - chemical molecule - tactile - etc. Proximal stimulation:
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perception - Sensation: receiving physical stimulation,...

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