6f4671eb1b466bf5c484dea3830d4e1bb61709b8,geomstats/invariant_metric.py,InvariantMetric,left_log_from_identity,#InvariantMetric#Any#,214

Before Change

        
        point = self.group.regularize(point)
        inner_prod_mat = self.inner_product_mat_at_identity
        sqrt_inv_inner_prod_mat = scipy.linalg.sqrtm(gs.linalg.inv(
                                                     inner_prod_mat))
        assert sqrt_inv_inner_prod_mat.shape == (self.group.dimension,) * 2

        log = gs.matmul(point, sqrt_inv_inner_prod_mat.transpose())
        log = self.group.regularize_tangent_vec_at_identity(

After Change

        point = self.group.regularize(point)
        inner_prod_mat = self.inner_product_mat_at_identity
        inv_inner_prod_mat = gs.linalg.inv(inner_prod_mat)
        sqrt_inv_inner_prod_mat = spd_space.sqrtm(inv_inner_prod_mat)
        assert sqrt_inv_inner_prod_mat.shape == ((1,)
                                                 + (self.group.dimension,) * 2)
        aux = np.squeeze(sqrt_inv_inner_prod_mat, axis=0)
        log = gs.matmul(point, aux)

Instances