Lecture 15: Assimilations, Contrast and constancies

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Lecture 15 Assimilations, Contrast and
constancies Color and lightness
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http//web.mit.edu/persci/demos/Lightness/gaz-teac
hing/index.html http//www.ritsumei.ac.jp/akitao
ka/index-e.html (some of the light and color
illusions on his page are relevant
here) http//lite.bu.edu/vision/applets/Lightness
/Lightness/Lightness.html
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Assimilation
http//lite.bu.edu/vision/applets/Lightness/Assimi
lation/Assimilation.html
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Neon color spreding
http//lite.bu.edu/vision/applets/Color/ColorSprea
d/ColorSpread.html
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Hermann grid
See also http//www.ritsumei.ac.jp/akitaoka/ligh
t-e.html http//www.psy.ritsumei.ac.jp/akitaoka/l
ight2e.html
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Simultaneous contrast
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Stronger simultaneous contrast effect with
articulated background
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Mach bands
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http//lite.bu.edu/vision/applets/Lightness/Pyrami
d/Pyramid.html
Vasarely Illusion
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Craik-Obrien-Cornsweet Effect
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Knill and Kerstens Illusion
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The Koffka Ring
http//lite.bu.edu/vision/applets/Lightness/Simult
aneousContrast/SimultaneousContrast.html
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Adelsons corrugated plaid
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Whites illusion
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The criss-cross illusion
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(Adelsons) Snake Illusion
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http//web.mit.edu/persci/people/adelson/checkersh
adow_illusion.html
http//lite.bu.edu/vision/applets/Lightness/Shadow
Brightness/ShadowBrightness.html
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