differential threshold

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Noun1.differential threshold - the smallest change in stimulation that a person can detect
limen, threshold - the smallest detectable sensation
jnd, just-noticeable difference - (psychophysics) the difference between two stimuli that (under properly controlled experimental conditions) is detected as often as it is undetected
References in periodicals archive ?
Pre and Post ice massage differential threshold of weight discrimination ability values and functional performance tests were analyzed using paired t test using STATA 11.
The number of chemical reactions needed to detect this differential threshold for magnetic fields has been calculated by Weaver, Vaughan, and Astumian (2000): at least 4 x [10.

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