The time required to recognize that two perspective drawings portray objects of the same three-dimensional shape is found to be (i) a linearly increasing function of the angular difference in theâ€¦ (More)

A psychological space is established for any set of stimuli by determining metric distances between the stimuli such that the probability that a response learned to any stimulus will generalize toâ€¦ (More)

American mathematical psychologists have developed computer-based methods for constructing representations of the psychological structure of a set of stimuli on the basis of pairwise measures ofâ€¦ (More)

ness of Internalized Perceptual Constraints The two-dimensional case of Chasles's theorem provides the simplest illustration of the abstractness of the internalized constraints. From considerationsâ€¦ (More)

Subjects determined as rapidly as possible whether each line drawing portrayed a left or a right hand when the drawings were presented in any of four versions (palm or back of either hand) and in anyâ€¦ (More)

Average time required to determine whether an alphanumeric character was presented in its normal version or as its mirror image increased from 500 msec to 1,000 msec as its angular departure fromâ€¦ (More)

Listeners rated test tones falling in the octave range from middle to high C according to how well each completed a diatonic C major scale played in an adjacent octave just before the final testâ€¦ (More)