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James McNames

Portland State's Biomedical Signal Processing Laboratory has developed a colourmap with monotonic luminance for simultaneous colour and grey-scale publications. The motivation is detailed in James McNames, An effective color scale for simultaneous color and gray-scale publications, IEEE Signal Processing Magazine 23 (1) pp. 82–96 (2006). DOI

Here we provide continuous versions with 16, 32 and 64 stops; also discrete versions with 10, 20 and 50.