#NEWLINE# def measurement_of_state( self , x ) : #NEWLINE# #INDENT# ' Helper function that converts a state into a measurement.\n\n        Parameters\n        ----------\n\n        x : np.array\n            kalman state vector\n\n        Returns\n        -------\n\n        z : np.array\n            measurement corresponding to the given state\n        ' #NEWLINE# return dot ( self . _H , x )