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Visual Perception Fundamentals and Mechanisms Explored

Delve into the basics of vision, from CSF and color opponency to cortical magnification. Explore factors of change and adaptations, including Faces and Gestalt principles. Witness phenomena like Inattentional blindness and Change blindness firsthand through interactive demonstrations.

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Visual Perception Fundamentals and Mechanisms Explored

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Presentation Transcript

  1. Vision Basics CSF (x) Color opponence (x) Cortical magnification (x) Factors of change Dakin Craik-Cornsweet (x) Don’s color CC (x) Adaptation. Faces (?) Blur (x) Expectations and interpretation Necker cubes (x) ABC, 1 2 3 (x) Lightness (x) Gestalt (x) Mooney (x) Attention Change (x) Inattentional blindness (?) MOT (?) Iconic memory and… (x) Attentional blink… (x) Visual search (x)

  2. CSF

  3. Color opponency, receptor adaptation

  4. Color opponency, receptor adaptation

  5. Cortical Magnification

  6. Craik-Cornsweet modification (Dakin & Bex, 2003)

  7. Factors of change?

  8. Factors of change?

  9. High level adaptation (adjustment)

  10. Faces (weak)

  11. Top down magic 2 A B C 4

  12. What you don’t see…

  13. Because every psych student should see this.

  14. Gestalt vs. attention X X X X X X O O O O O O X X X X X X O O O O O O X X X X X X O O O O O O X X X X X X O O O O O O X X X X X X O O O O O O X X X X X X O O O O O O

  15. Inattentional blindness • Distribution illegal:http://viscog.beckman.uiuc.edu/grafs/demos/15.html

  16. Change blindness

  17. Change blindness.

  18. Change blindness.

  19. Change blindness.

  20. Attentional Blink

  21. Mind-reading Micro-Saccade Detector

  22. Bio motion • http://www.biomotionlab.ca/Demos/BMLwalker.html

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