The heart appears to move with a delay.pic.twitter.com/U0Jpz4WyVd
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That should be enough to start Googling! Thank you


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Contrast and luminance-dependent type: Kitaoka, A. and Ashida, H. (2007). A variant of the anomalous motion illusion based upon contrast and visual latency. Perception, 36, 1019-1035. Color type: Fluttering heart illusion (Helmholtz)
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