This is documentation for an old release of SciPy (version 1.2.0). Read this page Search for this page in the documentation of the latest stable release (version 1.15.1).

scipy.spatial.distance.num_obs_y

scipy.spatial.distance.num_obs_y(Y)

Return the number of original observations that correspond to a condensed distance matrix.

Parameters:

Y : ndarray

Condensed distance matrix.

Returns:

n : int

The number of observations in the condensed distance matrix Y.