def METHOD_NAME(self) -> np.ndarray:
    """Standard spatial mode."""
    Iden = edge2mat(self.self_link, self.num_node)
    In = normalize_digraph(edge2mat(self.inward, self.num_node))
    Out = normalize_digraph(edge2mat(self.outward, self.num_node))
    A = np.stack((Iden, In, Out))
    return A