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Gestalt

an organized whole; tendency to integrate pieces of info into meaningful wholes

Figure-Ground

organization of visual field into objects that stand out from surroundings

Depth Perception

ability to see in objects in 3 dimensions; judge distance

Visual Cliff

labratory device for testing depth perception in infants

Binocular Cues

depth cues that depend on the use of 2 eyes

Monocular Cues

depth cues available to either eye alone

Retinal Disparity

binocular cue for perceiving depth; greatest diff b/w 2 images

Convergence

simultaneous inward movement of both eyes toward each other, usually in an effort to maintain single binocular vision when viewing an object

Relative Size

if we assume two objects are similar in size, most people perceive the one that casts the smaller retinal image as farther away

Interposition

if one object partially blocks our view of another, we perceive it as closer

Relative Height

we perceive objects higher in our field of vision as farther away

Relative Motion

as we move, objects that are actually stable may appear to move

Linear Perspective

parallel lines appear to converge with distance

Perceptual Constancy

perceiving objects as unchanging, even in illumination changes

Perceptual Adaption

in vision, the ability to adjust an artifically displaced or even inverted visual field

Perceptual Set

a mental predisposition to perceive one thing and not another

ESP

extrasensory perception; the controversial claim that perception can occur apart from sensory input

Context

guides our perception of light and color, shapes perception, immediate context may trigger radically diff perceptions

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