    def inverse_transform(self, data):
        """Undoes the transformation performed by this scaler.

        Arguments:
        data (np.array): A numpy array containing the points to be transformed.

        Returns: (np.array) The transformed dataset.
        """
        return self.sigma * data + self.mu
Undoes the transformation performed by this scaler.

Arguments:
data (np.array): A numpy array containing the points to be transformed.

Returns: (np.array) The transformed dataset.
mbpo/models/utils.py