Contributions to Viperlib
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foot qt movie from stuart anstis
File Size: 77Kb
Resolution: 570x570
The Footsteps Illusion: the yellow square appears to 'jump' across the screen. It actua...
062001-03
File Size: 79Kb
Resolution: 570x570
Explaining the apparent direction of plaid motion: intersection of contraints
062301-06
File Size: 53Kb
Resolution: 570x570
Direction of plaid motion: intersection of constraints
062301-07
File Size: 53Kb
Resolution: 570x570
Direction of plaid motion: intersection of constraints
062301-08
File Size: 63Kb
Resolution: 570x570
Perceptual coherence data: A - the effect of contrast on coherence. Open symbols show p...
062301-09
File Size: 54Kb
Resolution: 570x570
A model of the mechanisms underlying perceptual coherence. This model proposes motion ...
062301-10
File Size: 93Kb
Resolution: 570x570
Data showing that threshold elevation is not completely stimulus specific when comparin...
1
File Size: 76Kb
Resolution: 570x570
An animated demonstration of Newton's first law of motion, which specifies that objects...
1 s 0001
File Size: 70Kb
Resolution: 570x570
How motion affects appearance: initially the rotating teapot appears shiny. The reflec...
1 spokes3 qt movie
File Size: 214Kb
Resolution: 570x570
An animated demonstration of the illusion whereby the wheel appears to rotate clockwise...
10-magic tray
File Size: 75Kb
Resolution: 440x500
Just turn the image upside-down and the wine glass will be seen standing outside the tray.
101-magic eggs van
File Size: 40Kb
Resolution: 500x437
Who stole the egg from Chiquita our favourite chicken? As you can see on the 4-piece pu...
169-seal toucan amb
File Size: 85Kb
Resolution: 570x570
Just turn the image upside down and you will discover a croaking toucan. (Ambiguous fig...
179-parallel lines dis
File Size: 30Kb
Resolution: 500x500
Even though they seem to bulge inwards, the lines are perfectly straight and parallel t...
191-bidirectional face amb
File Size: 37Kb
Resolution: 431x500
Wherever you are, the eyes of the ghost face follow you...
2 s 0002
File Size: 81Kb
Resolution: 570x570
How motion affects appearance: initially the rotating shape appears shiny. The reflect...
261-blue lines twist col
File Size: 78Kb
Resolution: 436x500
Do the blue lines twist up and down like a water flow? This illusion is mainly due to l...
2ballswake
File Size: 47Kb
Resolution: 641x481
Running the movie (in Extra info) you should see this. White discs are real, dark regio...
3 crossover qt movie
File Size: 266Kb
Resolution: 570x570
An animated demonstration of the crossover illusion, where the bar with the higher cont...
3 s 0003
File Size: 59Kb
Resolution: 570x570
How motion affects appearance: initially the rotating shape appears shiny. The reflect...