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Artificial Vision by Richard C. Green, Doug Gray, Edward J. Powers, Vito Roberto, Virginio Cantoni, Stefano Levialdi

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10

Illusion and Difference

10.1 THE NATURE OF ILLUSION

The historian of art Ernst Gombrich has observed:

‘Illusion … is hard to describe or analyse, for though we may be intellectually aware of the fact that any given experience must be an illusion, we cannot, strictly speaking, watch ourselves having an illusion’1.

Starting with this consideration and assuming that each object and each model have a meaning and are always perceived within a given cultural system of reference, illusion could be defined as the annihilation of the ...

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