Every now and then, the geophysics community debates furiously about which colormap is best to display geophysical data. This is not a new issue and the starting point for this discussion seems to be roughly 1996 when Rogowitz and Treinish started to question the use of rainbow-like colormaps for scientific visualisation. […]
colormaps
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Summary When displaying geophysical data in a map, one may find it difficult to show both the presence of extremes and the subtle variations in the background signal. Histogram equalization is there to help, as it redistributes intensities and increases the contrast. In this new implementation for Python and matplotlib, the equalization is applied […]