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just-noticeable difference |
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just-noticeable difference [¦jəst ¦nōd·ə·sə·bəl ′dif·rəns]
(psychology) The smallest difference between luminances or colors of areas, usually adjacent to each other, that can be easily discerned or is obvious from ordinary observation. Also known as difference limen; difference threshold. Abbreviated jnd. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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