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. 2012 Feb 29;3(2):112–140. doi: 10.1068/i0455aap

Figure 10.

Figure 10.

Figure 10.

Modified versions of the original illusory patterns are shown in the first column and original illusory patterns in the second column: (a) Kanizsa square illusion (Kanizsa 1955, 1976), (b) Café Wall illusion (Gregory and Heard 1979), (c) Necker cube (Necker 1832), (d) Sound Wave illusion (Kitaoka 1996), (e) The modification of the optimized Fraser Wilcox illusion, type II (Kitaoka 2008a, 2008b). Click on image to view animation.