Illusion using movies #14
since April 24, 2020
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A demo of motion contrast
40 ms / frame, 1 cycle / 20 frames
The square image is stationary. When it appears to move rightward, this illusion is called "motion contrast".
Copyright Akiyoshi Kitaoka 2020 (April 27)
A demo of the footstep illusion
30 ms / frame, 1 cycle / 20 frames
Squares appear to repeat moving fast and slow.
Copyright Akiyoshi Kitaoka 2020 (April 24)
Anstis, S. M. (2001). Footsteps and inchworms: Illusions show that contrast modulates motion salience. Perception, 30, 785–794.
300 ms / frame
1000 ms / frame
20 ms / frame
Movie illusion 13
Movie illusion 12
Movie illusion 11
Movie illusion 10
Movie illusion 9
Movie illusion 8
Movie illusion 7
Movie illusion 6
Movie illusion 5
Movie illusion 4
Movie illusion 3
Movie illusion 2