飽きのこないフレーザー錯視柄のマスクができました。 a mask with a design including the two-dimensional curvature illusion (bulge illusion) based upon the Fraser illusion (twisted cord illusion)pic.twitter.com/c4iyLZbYn1
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ますくちゃんは色の錯視のデモに使って以来の登場 The hair and clothes in the left image appear to be whitish whereas those in the right one appear to be blackish, though they are quite the same color (RGB stripes of the same luminance).pic.twitter.com/2tTtdnkEtK
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