just-noticeable difference


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Related to just-noticeable difference: Weber's law
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Synonyms for 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 ?
In the MB level, the binocular just-noticeable difference (BJND) model based on the parallax matching is first given.
Ngan, "Adaptive block-size transform based just-noticeable difference profile for images," in Proceedings of the 10th Pacific Rim Conference on Multimedia, 2009.
(A change of 6 VMAF points constitutes a just-noticeable difference that will be perceived by 75% of viewers.)
To provide context to the VMAF numbers, note that a differential of six VMAF points equals a just-noticeable difference (JND), so the per-title clip produced what would be a very noticeable difference in all rungs except the top.
However, you do know that six VMAF points equals one just-noticeable difference (JND).