Questions tagged [perception]

Questions relating to human sensory perception; psychoacoustics; vision science.

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17
votes
4answers
2k views

Colormaps for linear visual perception AND grayscale printing

There are already good approaches for "better than standard" colormaps in Mathematica, which are optimized for a more linear perception between the visible colors and their underlying values, here in ...
55
votes
4answers
5k views

Is there an easy way to use Matteo Niccoli's perceptual color maps for 2D plots in Mathematica?

I have been using the ubiquitous Jet color palette for 2D plots for some time now, and don't really care for it. Then I came across the series of blog posts, The rainbow is dead...long live the ...
26
votes
4answers
12k views

Convert spectral distribution to RGB color

Presume that I have a spectrum as a function of wavelength (an example being the blackbody spectrum): I want to convert that to a single RGB color to display on-screen, i.e. the "color" of that ...
47
votes
6answers
5k views

ColorData[“VisibleSpectrum”] is wrong?

Bug introduced in 10.0 or earlier and fixed in 11.1 I am trying to visualize the visible spectrum using the built-in ColorData["VisibleSpectrum"] function which "...