Create a pyemu.Matrix from the Ensemble.

        Parameters
        ----------
            typ : pyemu.Matrix or derived type
                the type of matrix to return

        Returns
        -------
        pyemu.Matrix : pyemu.Matrix

def as_pyemu_matrix(self,typ=Matrix):
        """
        Create a pyemu.Matrix from the Ensemble.

        Parameters
        ----------
            typ : pyemu.Matrix or derived type
                the type of matrix to return

        Returns
        -------
        pyemu.Matrix : pyemu.Matrix

        """
        x = self.values.copy().astype(np.float)
        return typ(x=x,row_names=list(self.index),
                      col_names=list(self.columns))