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

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

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