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Module « scipy.stats.mstats »

Fonction rankdata - module scipy.stats.mstats

Signature de la fonction rankdata

def rankdata(data, axis=None, use_missing=False) 

Description

help(scipy.stats.mstats.rankdata)

Returns the rank (also known as order statistics) of each data point
along the given axis.

If some values are tied, their rank is averaged.
If some values are masked, their rank is set to 0 if use_missing is False,
or set to the average rank of the unmasked values if use_missing is True.

Parameters
----------
data : sequence
    Input data. The data is transformed to a masked array
axis : {None,int}, optional
    Axis along which to perform the ranking.
    If None, the array is first flattened. An exception is raised if
    the axis is specified for arrays with a dimension larger than 2
use_missing : bool, optional
    Whether the masked values have a rank of 0 (False) or equal to the
    average rank of the unmasked values (True).

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