c4b2984168c60f7dd22053ad712228236d817916,geomstats/geometry/spd_matrices.py,SPDMatrices,belongs,#SPDMatrices#Any#Any#,24

Before Change

    def belongs(self, mat, tolerance=TOLERANCE):
        Check if a matrix belongs to the manifold of SPD matrices.
        mat = gs.to_ndarray(mat, to_ndim=3)
        n_mats, mat_dim, _ = mat.shape

        mask_is_symmetric = self.embedding_manifold.is_symmetric(
                mat, tolerance=tolerance)
        mask_is_invertible = self.embedding_manifold.belongs(mat)

        belongs = mask_is_symmetric & mask_is_invertible
        belongs = gs.to_ndarray(belongs, to_ndim=1)
        belongs = gs.to_ndarray(belongs, to_ndim=2, axis=1)
        return belongs

    def vector_from_symmetric_matrix(self, mat):
        Convert the symmetric part of a symmetric matrix into a vector.
        mat = gs.to_ndarray(mat, to_ndim=3)

After Change

        Check if a matrix belongs to the manifold of
        symmetric positive definite matrices.
        
        return Matrices.is_symmetric(mat)

    def vector_from_symmetric_matrix(self, mat):
        Convert the symmetric part of a symmetric matrix into a vector.
        mat = gs.to_ndarray(mat, to_ndim=3)

Instances