Contributions to Viperlib
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Association Areas: Experiments and Problems
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Resolution: 112x112
A tutorial using experiments and problems to explore the anatomy of the cerebral cortex...
Async in phase sq
File Size: 22Kb
Resolution: 128x128
An example of how motion transparency promotes synchronous perceptual binding. Which wa...
Attend-o-movie from geoff boynton
File Size: 113Kb
Resolution: 570x570
The effects of spatial attention on responses in early visual areas. Subjects were aske...
Attent mod of brightness
File Size: 50Kb
Resolution: 570x570
Attentional modulation of brightness image: a finalist in the Best Visual Illusion of t...
Attentional selection and object detection in natural scenes
File Size: 68Kb
Resolution: 1122x767
Hamker, F. H. (2005) The emergence of attention by population-based inference and its ...
Aurora-jupiter-uvz
File Size: 27Kb
Resolution: 452x455
Saturn's ultraviolet aurora viewed by Hubble Space Telescope. Unlike the Earth, Saturn'...
Aurora-shuttle-loopz
File Size: 30Kb
Resolution: 615x439
A view of the Aurora Australis (Southern Lights) from space, around 80 - 120 km above t...
Autumnwv
File Size: 9Kb
Resolution: 511x318
in Akiyoshi Kitaoka's 'Autumn Colour Waves', the figure appears to wave
B beryl-jewel-01-01
File Size: 5Kb
Resolution: 160x158
Yellow beryl (Heliodor) is coloured by the presence of F3+ ions. Beryl includes emerald...
B emerald d-jewel-01-01
File Size: 5Kb
Resolution: 136x158
The emerald is a regular crystal of beryl also containing chromium as an impurity, whic...
B5
File Size: 88Kb
Resolution: 382x300
Greyscale photo of stone in a natural setting. One of a collection of natural scenes us...
Babaroa
File Size: 8Kb
Resolution: 427x426
In Akiyoshi Kitaoka's 'Barbaroa' horizontal and vertical edges appear distorted
Bach adelson chek shad
File Size: 88Kb
Resolution: 570x570
This picture is perceived as a 3-dimensional scene, where a greenish cylinder stands on...
Bach dalmation
File Size: 213Kb
Resolution: 570x570
Unless you are already familiar with this picture, it will probably not make sense. The...
Bachshepardmonster
File Size: 267Kb
Resolution: 570x570
Move your mouse pointer over the image. A second 'monster' appears at the bottom. Compa...
Bachshepardtables
File Size: 63Kb
Resolution: 570x570
Compare the two tables in the neighbouring figure. How do size and shape of the two tab...
Backscroll
File Size: 53Kb
Resolution: 570x570
Backscroll illusion: a finalist in the 2005 ECVP Best Visual Illusion of the Year contest.
Backus 3 11 8 fig01
File Size: 99Kb
Resolution: 570x570
The delta vergence (DV) mechanism. (See 'extra information' for more details.)
Balance
File Size: 176Kb
Resolution: 570x570
Includes a section on the vesibulo-ocular reflex (how we stabilise the retinal image du...
Ball-in-a-box
File Size: 136Kb
Resolution: 570x570
Ball-in-a-box: ball image size is constant. The ball moves in a diagonal trajectory acr...
Ballinabox
File Size: 127Kb
Resolution: 570x570
The ball-in-a-box demonstration with commentary and description
Banana
File Size: 3Kb
Resolution: 241x256
A version of the Jastrow illusion. These two shapes are exactly the same size. Click on...
Bane
File Size: 3Kb
Resolution: 319x305
In Akiyoshi Kitaoka's 'Heat Devil' illusions, it is believed that involuntary eye movem...
Banks 1 2 1 fig01
File Size: 84Kb
Resolution: 570x570
Binocular viewing geometry for estimating surface orientation. Left panel: Definitions ...
Bar
File Size: 131Kb
Resolution: 414x410
Greyscale photo of rocky texture. One of a collection of textures useful for research i...
Barcelona5 300dpi
File Size: 353Kb
Resolution: 1737x1190
The central face of Christ is hollow. Antoni Gaudi's Sagrada Familia, Barcelona
Barcelona6 300dpi
File Size: 386Kb
Resolution: 1737x1193
The central face of Christ is hollow. Antoni Gaudi's Sagrada Familia, Barcelona
Barlow and Hill (1963)
File Size: 217Kb
Resolution: 2071x2167
Graph of Barlow and Hill's experiment showing adaptation and recovery of rabbit ganglio...
Barlow and olhausen 4 6 1 fig05
File Size: 96Kb
Resolution: 563x564
Power spectrum, not phase spectrum, determines flow in Glass patterns. Fourier transfor...
Barlow and olhausen 4 6 1 fig08
File Size: 122Kb
Resolution: 570x570
Cancelling Glass patterns with anti-pairs. (For more details, see Extra Info.)
Barrel
File Size: 180Kb
Resolution: 570x570
Cortical magnification: the image as seen on the retina (left), ganglion cells (middle)...
Bars
File Size: 43Kb
Resolution: 570x570
Non--contiguous fields. In this display, the centre patch remains fixed, and the top an...
Barwidthexp
File Size: 284Kb
Resolution: 570x570
Illustration of an experiment used to test the idea that human motion perception is bas...
Bas
File Size: 46Kb
Resolution: 570x570
Animation of facial movement using texture mapped dots to represent the face.
Bashful
File Size: 46Kb
Resolution: 570x570
In Akiyoshi Kitaoka's 'Bashful', horizontal and vertical lines appear to tilt
Beenews
File Size: 188Kb
Resolution: 570x570
The point of gaze moves between the two reporters. The image is blurred smoothly as t...
Beeonflowers
File Size: 267Kb
Resolution: 570x570
Point of gaze moves from the bee, to the left, then back to the bee. The image blurs s...
Bef aft
File Size: 42Kb
Resolution: 573x308
Image of the retina before and after adaptive compensation. The adaptive optics techniq...
Benham
File Size: 70Kb
Resolution: 570x570
The Benham Disk spins, initially, quite slowly. Click repeatedly on the appropriate but...
Beta cell synapses
File Size: 65Kb
Resolution: 461x480
Reconstruction from electron microscopy of on- and off-centre beta cells of cat retina....
Beuchet Chair
File Size: 157Kb
Resolution: 701x868
A compact version of the Ames room where misperception of distance leads to improbable ...
Beuchet Chair
File Size: 156Kb
Resolution: 787x1050
A compact version of the Ames room where misperception of distance leads to improbable ...
Beuchet Chair Video
File Size: 18Kb
Resolution: 256x144
This short video shows how the chair is laid out. Thanks to Frans Verstraten for the v...
Big fast3
File Size: 1Kb
Resolution: 62x60
An example of the dynamics of binding global form. At alternation rates around 5Hz, the...
Big slow3
File Size: 1Kb
Resolution: 228x124
An example of the dynamics of binding global form. The two spirals alternate at a rate ...
Big sum
File Size: 1Kb
Resolution: 62x61
An example of the dynamics of binding global form. In the sum (or at alternation rates ...
