Gestalt Psychology

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Gestalt Psychology

• Organizes parts into a whole
• in perception, the whole may exceed the sum of
  its parts

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FORM PERCEPTION
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GROUPING
Proximity we group nearby figures together
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SIMILARITY
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Continuity
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Connectedness
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Closure
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Depth perception
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Binocular cues

• Finger pointy thingy

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Convergence

• The eyes move closer to center when an object is
  close

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Monocular Cues
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Relative Size

• Assume two things same size-smaller one is
  further away

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Interposition

• If one object blocks the view of another we
  assume it is closer

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Relative clarity
Hazy objects are further away
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Texture gradient

• Far away objects are more densely packed

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Relative height

• Things higher in our visual field seem further
  away

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Relative Motion

• The nearer an object is the faster it moves

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Linear perspective
The more two lines converge, the further away we
perceive them
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Light Shadow

• Nearby objects reflect more light to our eyes
  the dimmer the object, the further away it seems

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MOTION PERCEPTION

• Shrinking objects are retreating
• Enlarging objects are approaching
• Large objects move slowly
• Small objects move quickly
• Film Animation..24 still pictures create
  perceived motion

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Phi Phenomenon

• Phi Phenomenon example

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• AMAZING USE OF BINOCULAR CUES

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PERCEPUTAL CONSTANCY

• Enables us to perceive an object as unchanging
  even though the stimulus has changed (angle,
  illumination, distance)

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LIGHTNESS CONSTANCY

• As light changes our brain computes the light
  reflected by any abject relative to surrounding
  objects