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@colobas
Last active November 23, 2018 17:58
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Compute the recommended bin size for a histogram, according to the Freedman-Diaconis rule
def bin_size(x):
"""
https://en.wikipedia.org/wiki/Freedman%E2%80%93Diaconis_rule
"""
return (2 * (np.nanquantile(x, 0.75) - np.nanquantile(x, 0.25)) /
np.cbrt(len(x[~np.isnan(x)])))
@sfrodrigues
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the quantiles are in the wrong order :)

@colobas
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colobas commented Nov 23, 2018

good point! @sfrodrigues

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