Table 3.

Experimental results of NDP in fundamental LSTMs

	Trend	Exp. (I) (%)	Exp. (II) (%)	Exp. (III) (%)	Exp. (IV) (%)	Exp. (V) (%)	Exp. (VI) (%)
Precision	Up	38.21	51.31	52.33	50.81	24.88	49.69
	Flat	65.40	75.00	73.51	70.33	64.36	76.44
	Down	17.51	37.40	33.23	17.05	13.49	34.09
Recall	Up	14.44	28.49	26.12	24.12	50.81	28.17
	Flat	64.17	69.60	64.94	63.73	71.10	64.56
	Down	8.30	19.83	21.58	9.53	23.72	22.25
F1-Measure	Up	20.96	36.64	34.85	32.71	33.40	35.96
	Flat	64.78	72.20	68.96	66.87	67.56	70.00
	Down	11.26	25.92	26.16	12.23	17.20	26.92
Accuracy		52.73	63.80	60.87	56.93	58.27	62.00