noun
Weber's law
A psychophysics principle stating that the just-noticeable difference between two stimuli is proportional to the magnitude of the stimuli. Used in psychology and neuroscience contexts.
ウェーバーの法則によれば、重さの弁別閾は元の重さに比例する。
According to Weber's law, the discrimination threshold for weight is proportional to the original weight.
Fechner's law builds on Weber's law, relating physical stimulus intensity to perceived sensation magnitude logarithmically.
Named after the German physiologist Ernst Heinrich Weber. The term is a direct borrowing into Japanese as a proper noun phrase.