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...
3d photo log illusion
File Size: 59Kb
Resolution: 594x510
Photo of a 3D version of the Logvinenko Illusion. The illusory effect was weaker althou...
3drod
File Size: 203Kb
Resolution: 570x570
Photoreceptor with emphasis on the inner and outer segments
4 s 0004
File Size: 60Kb
Resolution: 570x570
How motion affects appearance: this pot has the 'wrong' optic flow, so the environment ...
5-humanbee
File Size: 74Kb
Resolution: 570x570
Comparison of wavelengths visible to humans and bees. The range of vision for the bee a...
53-crazy gymnasts
File Size: 117Kb
Resolution: 570x570
Can you spot 3 problems with what's going on here? (Impossible figures.)
5months
File Size: 114Kb
Resolution: 377x479
Schema of the layers of the developing retina at around 5 months gestation
60-bizzarre dog
File Size: 41Kb
Resolution: 425x500
How many dogs can you count? (Impossible figure.)
63-moving lumachine mov
File Size: 59Kb
Resolution: 357x500
You may see flashing horizontal flows... The illusion of flows occurs when we look at c...
6frames80msec
File Size: 13Kb
Resolution: 140x70
Here, the rapid temporal alternation of two images results in transparency. Click on We...
7 chopyork1 qt movie from stuart anstis
File Size: 33Kb
Resolution: 570x570
The Chopsticks illusion unmasked: there are actually two separately moving lines, and n...
78-how many triangles2
File Size: 37Kb
Resolution: 473x500
Can you perceive 6 triangles in this Kanisza-like figure? (Illusory figures.)
8 ring2 qt movie stuart anstis
File Size: 86Kb
Resolution: 570x570
The Ring Illusion: the two figures are identical apart from the position of the black d...
8cycles
File Size: 26Kb
Resolution: 447x447
The peripheral drift illusion: patches containing sawtooth luminance profiles produce a...
8cycles
File Size: 26Kb
Resolution: 447x447
The peripheral drift illusion: patches containing sawtooth luminance profiles produce a...
8cycles
File Size: 44Kb
Resolution: 431x427
The peripheral drift illusion: no sensation of motion is induced by this picture becaus...
A bain gravestone percep vol 30
File Size: 27Kb
Resolution: 163x298
Alexander Bain's (1810-1877) gravestone in the Old Aisle Cemetery, Kirkitilloch.
A bain mind percep vol 30
File Size: 44Kb
Resolution: 300x370
Bain's Mind: An illustration of Alexander Bain (1818-1903) together with the journal, M...
A test battery for assessing biological motion perception
File Size: 16Kb
Resolution: 366x424
This poster was presented at VSS2011 by Dan saunders and Niko Troje.
A11 amacrine cells
File Size: 57Kb
Resolution: 550x484
AII amacrine cells stained with different methods
Abernethy percep30 p238
File Size: 41Kb
Resolution: 766x488
Graphs demonstrating the error in prediction of stroke direction (figure 1) and stroke ...