Best Illusion of the Year Contest » Impossible figure http://illusionoftheyear.com Best Illusion of the Year Contest Wed, 31 Aug 2011 17:28:56 +0000 en hourly 1 http://wordpress.org/?v=3.0.1 Elusive Arch http://illusionoftheyear.com/2005/elusive-arch/ http://illusionoftheyear.com/2005/elusive-arch/#comments Wed, 24 Aug 2005 05:07:27 +0000 admin http://illusioncontest.neuralcorrelate.com/wp/?p=37 2005 Third prize
Dejan Todorović

University of Belgrade, Serbia

(© 2005 Dejan Todorović)

Shading is a powerful way to represent the relief of 3-dimensional objects in pictures. However, the way our vision interprets shaded images depends on the shape of their contours. Here two different contours of the same shading pattern convey two different reliefs, joined into an impossible object.

Read more about the illusion and possible explanations

Powerpoint Presentation

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