scipy.stats.mstats.hmean

scipy.stats.mstats.hmean(a, axis=0)

Calculates the harmonic mean of the values in the passed array.

That is: n / (1/x1 + 1/x2 + ... + 1/xn)

Parameters:

a : array

axis : int or None

Returns:

The harmonic mean computed over a single dimension of the input array or all :

values in the array if axis=None. :