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psychophysical scale


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In psychophysics, a specification of the values of a psychological dimension of perceived magnitude (such as brightness, loudness, or heaviness) corresponding to values of a physical dimension of stimulus intensity (such as luminous intensity, sound intensity, or mass). See direct scaling, fractionation, indirect scaling, loudness matching, magnitude estimation, magnitude production, method of absolute judgement, method of bisection, method of equal and unequal cases, method of equal-appearing intervals, method of gradation, method of paired comparisons, production method, sense ratio method, staircase method, unfolding technique. See also psychophysical function.

Subjects: Psychology.


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