Open AccessAmbiguity in 3-D Patterns Induced by Lighting Assumptions
Author(s) -
Thomas V. Papathomas,
Andrei Goréa
Publication year - 1990
Publication title -
perception
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.619
H-Index - 91
eISSN - 1468-4233
pISSN - 0301-0066
DOI - 10.1068/p190569
Subject(s) - ambiguity , observer (physics) , bistability , impression , optics , light source , white (mutation) , physics , white light , psychology , computer science , quantum mechanics , chemistry , biochemistry , world wide web , gene , programming language
A bistable pattern is shown with white and black bars with horizontal and vertical orientations which produce an impression of thin slabs stacked up in depth either toward or away from the observer. It is postulated that the ambiguity is induced by the observer's assumption of the direction of the light source.
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