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Shepard elephant, the Glossary

Index Shepard elephant

The Shepard elephant, also known as L'egs-istential Quandary or the impossible elephant is an optical illusion, of the type impossible object, based on figure-ground confusion.[1]

Table of Contents

  1. 12 relations: Al Seckel, Basic Books, Figure–ground (perception), Impossible object, Impossible trident, Indian elephant, M. C. Escher, MIT Press, Optical illusion, Pareidolia, Roger Shepard, The Guardian.

  2. Elephants
  3. Fictional elephants

Al Seckel

Alfred Paul "Al" Seckel (September 3, 1958 – 2015) was an American collector and popularizer of visual and other types of sensory illusions, who wrote books about them.

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Basic Books

Basic Books is a book publisher founded in 1950 and located in New York City, now an imprint of Hachette Book Group.

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Figure–ground (perception)

Figure–ground organization is a type of perceptual grouping that is a vital necessity for recognizing objects through vision. Shepard elephant and Figure–ground (perception) are optical illusions.

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Impossible object

An impossible object (also known as an impossible figure or an undecidable figure) is a type of optical illusion that consists of a two-dimensional figure which is instantly and naturally understood as representing a projection of a three-dimensional object but cannot exist as a solid object. Shepard elephant and impossible object are optical illusions.

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Impossible trident

An impossible trident, also known as an impossible fork, blivet, poiuyt, or devil's tuning fork,Brooks Masterton, John M. Kennedy,, Perception, 1975, vol. Shepard elephant and impossible trident are optical illusions.

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Indian elephant

The Indian elephant (Elephas maximus indicus) is one of three extant recognized subspecies of the Asian elephant, native to mainland Asia. Shepard elephant and Indian elephant are elephants.

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M. C. Escher

Maurits Cornelis Escher (17 June 1898 – 27 March 1972) was a Dutch graphic artist who made woodcuts, lithographs, and mezzotints, many of which were inspired by mathematics.

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MIT Press

The MIT Press is a university press affiliated with the Massachusetts Institute of Technology (MIT) in Cambridge, Massachusetts.

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Optical illusion

In visual perception, an optical illusion (also called a visual illusion) is an illusion caused by the visual system and characterized by a visual percept that arguably appears to differ from reality. Shepard elephant and optical illusion are optical illusions.

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Pareidolia

Pareidolia is the tendency for perception to impose a meaningful interpretation on a nebulous stimulus, usually visual, so that one detects an object, pattern, or meaning where there is none. Shepard elephant and Pareidolia are optical illusions.

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Roger Shepard

Roger Newland Shepard (January 30, 1929 – May 30, 2022) was an American cognitive scientist and author of the "universal law of generalization" (1987).

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The Guardian

The Guardian is a British daily newspaper.

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See also

Elephants

Fictional elephants

References

[1] https://en.wikipedia.org/wiki/Shepard_elephant

Also known as Impossible elephant, L'egs-istential Quandary.