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McCarthy, S. Viterbo – Journal of Experimental Psychology, 1972
Study investigated whether visual serial search time for letters differed significantly from visual serial search time for numbers. (Author/MB)
Descriptors: Comparative Analysis, Data Analysis, Letters (Alphabet), Numbers
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Hampton, James A.; Estes, Zachary; Simmons, Claire L. – Journal of Experimental Psychology: Learning, Memory, and Cognition, 2005
People categorized pairs of perceptual stimuli that varied in both category membership and pairwise similarity. Experiments 1 and 2 showed categorization of 1 color of a pair to be reliably contrasted from that of the other. This similarity-based contrast effect occurred only when the context stimulus was relevant for the categorization of the…
Descriptors: Stimuli, Visual Perception, Classification, Color