def compute_distance(m, l):
        '''Compute distance between two trajectories

        Returns
        -------
        numpy.ndarray
        '''

        if np.shape(m) != np.shape(l):
            raise ValueError("Input matrices are different sizes")
        if np.array_equal(m, l):
            # print("Trajectory %s and %s are equal" % (m, l))
            distance = 0
        else:
            distance = np.array(np.sum(cdist(m, l)), dtype=np.float32)

        return distance
Compute distance between two trajectories

        Returns
        -------
        numpy.ndarray