In psychophysics, a just-noticeable difference, or JND, is the amount by which a stimulus must be changed for the difference to be noticeable, defined as detectable at least half the time. This threshold is also known as the difference limen, difference threshold or least perceptible difference.
Facts
Core ClaimThe amount something must be changed in order for a difference to be noticeable, detectable at least half the time. 1 Classification
Type of Phenomenon Connections
Sources
1. Just-noticeable difference, Wikipedia
Lead paragraph
In psychophysics, a just-noticeable difference (JND) is the amount something must be changed in order for a difference to be noticeable, detectable at least half the time.
lead section, phenomenon-kind classification
In psychophysics, a just-noticeable difference (JND) is the amount something must be changed in order for a difference to be noticeable, detectable at least half the time.
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