chromaticity


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Related to chromaticity: chromaticity coordinates, chromaticity diagram

chromaticity

[‚krō·mə′tis·əd·ē]
(optics)
The color quality of light that can be defined by its chromaticity coordinates; depends only on hue and saturation of a color, and not on its luminance (brightness).

chromaticity

The color quality of light definable by its dominant (or complementary) wavelength and its purity, taken together.
References in periodicals archive ?
Peak wavelength, FWHM, and CIE 1931 chromaticity coordinates of the ten LEDs used as primaries, when operated alone.
Finally, the measured colour coordinates of the high-power LEDs are depicted in the CIE 1931 colour space chromaticity diagram (Fig.
Chromaticity coordinates a * and b * over the aging period are shown in Figs.
According to the definition, we calculate the normalized chromaticity coordinate x, y, z in the equation below, which can be pointed in the chromaticity diagram.
Figures 1, 2 and 3 show CIE Lab chromaticity diagrams for standard (object), recorded and edited photographs.
Furthermore, previous FHWA research has shown that field measurements of chromaticity do not correspond to perceived color judgments made by human observers.
Software features include timeline recording, data smoothing, color measurement, chromaticity, color temperature, external triggered pulsed-light capturing and other data handling functions.
Therefore, to validate the real smoke, in addition to using the chromaticity for judgment, dynamic features are also usually used to distinguish other smoke aliases.
On a chromaticity diagram, the straight line connecting the extreme spectral colors red and violet) is known as the line of purples (or purple boundarylessness); it represents one limit of human color perception (http://en.
Both are said to offer increased chromaticity, advanced color purity and more brilliance and hiding capability.
A second objective was to extend that investigation to the stimulus attribute of color by evaluating effects of chromaticity and shape on speeded naming and recognition responses.