pyCGM2.Model.frame.rotationMatrix_TO_angleAxis

pyCGM2.Model.frame.rotationMatrix_TO_angleAxis(RotMat: ndarray) → ndarray

Converts a rotation matrix to an angle-axis representation.

Parameters:

RotMat (np.ndarray) – A 3x3 rotation matrix.

Returns:

np.ndarray – Angle-axis representation of the rotation matrix.