• Publications
  • Influence
Perceptions as hypotheses.
  • R. Gregory
  • Biology, Medicine
  • Philosophical transactions of the Royal Society…
  • 8 July 1980
Perceptions may be compared with hypotheses in science. The methods of acquiring scientific knowledge provide a working paradigm for investigating processes of perception. Much as the informationExpand
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  • 36
Eye and Brain: The Psychology of Seeing
Since the publication of the first edition in 1966, Eye and Brain has established itself worldwide as an essential introduction to the basic phenomena of visual perception. In this book, GregoryExpand
  • 915
  • 31
The intelligent eye
  • 913
  • 29
Knowledge in perception and illusion.
  • R. Gregory
  • Psychology, Medicine
  • Philosophical transactions of the Royal Society…
  • 29 August 1997
Following Hermann von Helmholtz, who described visual perceptions as unconscious inferences from sensory data and knowledge derived from the past, perceptions are regarded as similar to predictiveExpand
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Distortion of Visual Space as Inappropriate Constancy Scaling
  • R. Gregory
  • Psychology, Medicine
  • Nature
  • 17 August 1963
The expected frequency-of-scores set for a (n,1') maze is therefore: [VT(a)(r,n)/(~)} (J. = 0, 1,2 ___ n_ These and other statistics concerning the distribution of scores may be used to defineExpand
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Perceptual filling in of artificially induced scotomas in human vision
TLDR
We show that 'filling in' is an active visual process that probably involves creating an actual neural representation of the surround rather than merely ignoring the absence of information from the scotoma. Expand
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  • PDF
Recovery from early blindness : a case study
Photograph: Tobias cures his father's blindness-Bernardo Strozzi 1581–1644 [The Metropolitan Museum of Art, Purchase 1957 Mary Wetmore Shively Bequest, in memory of her husband, Henry L. Shively]Expand
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  • PDF
Animal consciousness.
  • 73
  • 11
Perceptual illusions and brain models
  • R. Gregory
  • Psychology, Medicine
  • Proceedings of the Royal Society of London…
  • 13 December 1968
An adequate theory of visual perception must explain how the fleeting patterns of light upon the retinas give knowledge of surrounding objects. The problem of how the brain ‘reads’ reality fromExpand
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Rapid adaptive camouflage in tropical flounders
DESPITE the commonly held view that flatfish can change their surface markings to match their background pattern1, there have been few systematic studies2,3 and it has recently been claimed4 thatExpand
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