weber-fechner law

Medical Dictionary

Weber-Fechner law We·ber-Fechner law (vā'bər-)
The principle that the intensity of a sensation varies by a series of equal arithmetic increments as the strength of the stimulus is increased geometrically. Also called Fechner-Weber law.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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weber-fechner law

(psychophysics) the concept that the magnitude of a subjective sensation increases proportional to the logarithm of the stimulus intensity; based on early work by E. H. Weber [syn: Fechner's law
WordNet® 3.0, © 2006 by Princeton University.
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