fechner's law

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Definitions from WordNet

Noun fechner's law has 1 sense

Fechner's law, 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
--₁ is a kind of law, law of nature

Definitions from the Web

Fechner's Law

Description:

Fechner's Law is a psychological principle that describes the relationship between the physical intensity of a stimulus and the perceived magnitude of sensation. It states that the subjective experience of sensation increases logarithmically as the intensity of the stimulus increases.

Sample Sentences:

According to Fechner's Law, the brightness of a light bulb will be perceived to increase more dramatically when the intensity doubles.
Psychologists often use Fechner's Law to study the perception of sound and its relation to the amplitude of a sound wave.
Understanding Fechner's Law can help marketers design packaging that maximizes the visual appeal of their products.

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