pyriemann.utils.distance.distance_logeuclid¶

pyriemann.utils.distance.distance_logeuclid(A, B)[source]¶

Log Euclidean distance between two covariance matrices A and B.

$$d = \Vert \log(\mathbf{A}) - \log(\mathbf{B}) \Vert_F$$

Parameters:	A – First covariance matrix B – Second covariance matrix
Returns:	Log-Eclidean distance between A and B