Table 2.

MSE of outputs of the NARX model and ordinary multilayer perception neural network (MLPNN) model over subjects.

	NARX	MLPNN
Subject 1	5.687	54.483
Subject 2	10.959	69.872
Subject 3	9.122	62.162
Subject 4	3.881	35.721
Subject 5	5.891	47.635
Subject 6	10.959	76.403
Subject 7	13.027	52.895
Subject 8	32.223	39.113
Subject 9	13.196	47.868
Subject 10	22.843	60.540