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joelthelion/histeq.py

Created September 6, 2010 12:16
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histeq.py
#perform histogram equalization with numpy, without explicitly computing the histogram
#im is a numpy array, of any dimension
im2 = numpy.sort(im.ravel()).searchsorted(im)
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Courtesy of http://webcache.googleusercontent.com/search?q=cache:iUa5-bFeS_IJ:www.janeriksolem.net/2009/06/histogram-equalization-with-python-and.html+python+histogram+equalization&cd=1&hl=fr&ct=clnk&gl=fr&client=firefox-a

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