def estimate(self, X, **params):
        """
        Parameters
        ----------
        X : tuple of (ttrajs, dtrajs, btrajs)
            Simulation trajectories. ttrajs contain the indices of the thermodynamic state, dtrajs
            contains the indices of the configurational states and btrajs contain the biases.

            ttrajs : list of numpy.ndarray(X_i, dtype=int)
                Every element is a trajectory (time series). ttrajs[i][t] is the index of the
                thermodynamic state visited in trajectory i at time step t.
            dtrajs : list of numpy.ndarray(X_i, dtype=int)
                dtrajs[i][t] is the index of the configurational state (Markov state) visited in
                trajectory i at time step t.
            btrajs : list of numpy.ndarray((X_i, T), dtype=numpy.float64)
                For every simulation frame seen in trajectory i and time step t, btrajs[i][t,k] is the
                bias energy of that frame evaluated in the k'th thermodynamic state (i.e. at the k'th
                Umbrella/Hamiltonian/temperature).
        """
        return super(TRAM, self).estimate(X, **params)
Parameters
        ----------
        X : tuple of (ttrajs, dtrajs, btrajs)
            Simulation trajectories. ttrajs contain the indices of the thermodynamic state, dtrajs
            contains the indices of the configurational states and btrajs contain the biases.

            ttrajs : list of numpy.ndarray(X_i, dtype=int)
                Every element is a trajectory (time series). ttrajs[i][t] is the index of the
                thermodynamic state visited in trajectory i at time step t.
            dtrajs : list of numpy.ndarray(X_i, dtype=int)
                dtrajs[i][t] is the index of the configurational state (Markov state) visited in
                trajectory i at time step t.
            btrajs : list of numpy.ndarray((X_i, T), dtype=numpy.float64)
                For every simulation frame seen in trajectory i and time step t, btrajs[i][t,k] is the
                bias energy of that frame evaluated in the k'th thermodynamic state (i.e. at the k'th
                Umbrella/Hamiltonian/temperature).