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MA, USA
imaginarynumber.net
member since July 15, 2011
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Evan Shelhamer
Café Wall Illusion
Café Wall Illusion
A geometric optical illusion that makes parallel grid lines appear crooked and slanted. Observed by Steve Simpson on a café wall in Bristol, a member of the laboratory of Richard Gregory.
Read the Perception journal article here:
http://www.richardgregory.org/papers/cafe_wall/cafe-wall.pdf
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