color index

(redirected from Colour indices)
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Related to Colour indices: Intrinsic color index

color index

An outmoded method of expressing the amount of hemoglobin present in each red cell.
See also: index
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References in periodicals archive ?
A similar changing trend of "low-high-low" from P1 to P7 was found in the 2nd and 3rd leaves, and the colour indices (especially the R, [I.sub.KAW], ExG, and ExGR) performed better than the morphological indices.
However, the hue angle (h[degrees]) seems not to be a useful indicator for describing the colour change in maize tuwo processing as red-yellow-green colour indices are seldom applicable.
(ii) Evans and Franzmeier (1988) developed 2 overall colour indices to reflect soil wetness and aeration characteristics: Cc as a Colour index depending solely on soil chromas, Cch depending on soil chromas and hues.
This improved firmware gives the instrument additional colour indices, enhances colour data plots and simplifies the user-interface.