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Perception attention-cognition
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  • Show examples in 256 Gestalt Powerpoint\n
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  • * - show visual attention Powerpoint\n
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Perception attention-cognition Presentation Transcript

  • 1. Visual perceptionVisual attention Cognition 101
  • 2. Visual perception What do we see?
  • 3. Visual perception Theories of perception Direct Constructivist Gibson (1966) Gregory (1970) Perceptual cycle Neisser (1978)
  • 4. Visual perceptionWe perceive what we expect
  • 5. Visual perceptionWe perceive what we expect
  • 6. Visual perceptionWe perceive what we expect
  • 7. Visual perceptionWe perceive what we expect
  • 8. Visual perceptionWe see(k) structure
  • 9. Visual perception Figure/Ground Grouping Surroundedness Proximity Smallness Similarity Symmetry Good continuity M Closure
  • 10. Visual perception Figure/Ground Grouping Surroundedness Proximity Smallness Similarity Symmetry Good continuity M Closure
  • 11. Visual perception ✓➜ Visual attention Cognition 101
  • 12. Visual attention“What you see is determinedby what you attend to.”
  • 13. Visual attention http://www.useit.com/alertbox/tunnel-vision.html
  • 14. Visual attention Redesign http://www.useit.com/alertbox/tunnel-vision.html
  • 15. Visual attentionReading take-aways? *
  • 16. Visual attentionChange blindness http://www.youtube.com/watch?v=vJG698U2Mvo
  • 17. Visual perception ✓Visual attention ✓➜ Cognition 101
  • 18. Cognition 101 learning memory attitude change decision- making problem- solving reasoning organization
  • 19. Cognition 101 memory short-term long-term working
  • 20. Cognition 101 Assumptions about people: • Maximize benefits • Minimize costs • Minimal effort (conserve energy aka lazy) Information Foraging Theory
  • 21. Cognition 101 How$can$you$ improve$ information$ scent?$Associations* Information* scent* Information* goal* Information Foraging Theory