Table 5.

Experimental results of NDP in AttBiLSTM

	Trend	Exp. (I) (%)	Exp. (II) (%)	Exp. (III) (%)	Exp. (IV) (%)	Exp. (V) (%)	Exp. (VI) (%)
Precision	Up	46.85	53.37	50.35	27.45	49.67	48.47
	Flat	72.99	78.44	73.80	66.14	73.20	77.01
	Down	34.20	39.43	36.28	23.86	35.58	41.92
Recall	Up	23.06	31.58	24.78	50.33	26.09	26.63
	Flat	65.16	66.18	65.81	75.76	67.89	65.94
	Down	20.92	27.06	23.37	37.46	19.15	28.46
F1-Measure	Up	30.91	39.68	33.22	35.52	34.21	34.38
	Flat	68.85	71.79	69.57	70.63	70.45	71.05
	Down	25.96	32.09	28.43	29.15	24.90	33.90
Accuracy		60.07	64.76	61.40	62.73	61.80	63.58