• Thumbnail for Luminance
    Luminance is a photometric measure of the luminous intensity per unit area of light travelling in a given direction. It describes the amount of light...
    11 KB (1,336 words) - 07:47, 27 September 2024
  • Look up luminance in Wiktionary, the free dictionary. Luminance is a photometric measure of the density of luminous intensity in a given direction, measured...
    467 bytes (91 words) - 10:12, 28 July 2018
  • Relative luminance Y {\displaystyle Y} follows the photometric definition of luminance L {\displaystyle L} including spectral weighting for human vision...
    7 KB (1,048 words) - 05:40, 25 June 2024
  • in video engineering and relative luminance as used in color science (i.e. as defined by CIE). Relative luminance is formed as a weighted sum of linear...
    11 KB (827 words) - 08:26, 27 October 2023
  • Thumbnail for Y′UV
    calculated from gamma-corrected RGB input and that it is different from true luminance. Today, the term YUV is commonly used in the computer industry to describe...
    22 KB (3,424 words) - 13:55, 5 October 2024
  • Thumbnail for Grayscale
    same luminance (technically relative luminance) as the original color image (according to its colorspace). In addition to the same (relative) luminance, this...
    18 KB (2,323 words) - 15:13, 13 August 2024
  • Thumbnail for Lightness
    Lightness is a visual perception of the luminance ( L ) {\displaystyle (L)} of an object. It is often judged relative to a similarly lit object. In colorimetry...
    27 KB (3,566 words) - 03:33, 20 June 2024
  • brightness and color accuracy. The "luminance contrast" is the ratio between the higher luminance, LH, and the lower luminance, LL, that define the feature to...
    16 KB (2,144 words) - 00:56, 29 April 2024
  • logarithmically, it is helpful to have an appreciation of both illuminance and luminance by orders of magnitude. To help compare different orders of magnitude...
    10 KB (400 words) - 23:35, 21 August 2024
  • Thumbnail for Contrast (vision)
    difference in luminance or color that makes an object (or its representation in an image or display) visible against a background of different luminance or color...
    23 KB (2,905 words) - 00:46, 29 September 2024