hoi.core.entropy_knn

hoi.core.entropy_knn(x, k: int = 3) → array

Entropy using the k-nearest neighbor.

Original code: blakeaw/Python-knn-entropy and references. See also Kraskov et al., Estimating mutual information, Phy rev, 2004

Parameters:

xarray_like

Input data of shape (n_features, n_samples)

knnint | 1

K-th closest point. Default is 1 (closest point)

Returns:

hxfloat

Entropy of x (in bits)