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luminance curve

См. также в других словарях:

  • Curve (tonality) — Photo and curve dialog in the GIMP Photo and curve …   Wikipedia

  • Kruithof curve — Named after the Dutch engineer Arie Andries Kruithof, [cite web|first=Arie Andries|last=Kruithof|url=http://dap.library.uu.nl/cgi bin/dap/dap?diss id=7789|title=Aanslag van het waterstofmolecuulspectrum door electronen|month=December 12|year=1934 …   Wikipedia

  • Tonal Reproduction Curve — is often referred to by its initials, TRC, and the R is sometimes said to stand for Response, as in Tonal Response Curve.A Tonal Reproduction Curve is applied to the luminance value of an electronic image which adjusts for dot gain of a… …   Wikipedia

  • Weighting curve — A Weighting curve is a graph of a set of factors, that are used to weight measured values of a variable according to their importance in relation to some outcome. The most commonly known example is frequency weighting in sound level measurement… …   Wikipedia

  • eye, human — ▪ anatomy Introduction  specialized sense organ capable of receiving visual images, which are then carried to the brain. Anatomy of the visual apparatus Structures auxiliary to the eye The orbit       The eye is protected from mechanical injury… …   Universalium

  • Gamma correction — Gamma correction, gamma nonlinearity, gamma encoding, or often simply gamma, is the name of a nonlinear operation used to code and decode luminance or tristimulus values in video or still image systems. [cite book | title = Digital Video and HDTV …   Wikipedia

  • Lightness (color) — Three hues in the Munsell color model. Each color differs in value from top to bottom in equal perception steps. The right column undergoes a dramatic change in perceived color. Lightness (sometimes called value or tone) is a property of a color …   Wikipedia

  • colour — /kul euhr/, n., adj. v.t., v.i. Chiefly Brit. color. Usage. See or1. * * * I Aspect of any object that may be described in terms of hue, brightness, and saturation. It is associated with the visible wavelengths of electromagnetic radiation, which …   Universalium

  • luminescence — luminescent, adj. /looh meuh nes euhns/, n. 1. the emission of light not caused by incandescence and occurring at a temperature below that of incandescent bodies. 2. the light produced by such an emission. [1885 90; < L lumin (see LUMEN) +… …   Universalium

  • photography, technology of — Introduction       equipment, techniques, and processes used in the production of photographs.  The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… …   Universalium

  • SRGB — is a standard RGB (Red Green Blue) color space created cooperatively by HP and Microsoft for use on monitors, printers, and the Internet. sRGB uses the ITU R BT.709 5 primaries, the same as are used in studio monitors and HDTV, [cite book | title …   Wikipedia

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