Learning Air Traffic as Images: A Deep Convolutional Neural Network for Airspace Operation Complexity Evaluation

Table 4

Performance of different channels combination.

Channels combination		Accuracy (%)	MAE	F1 score (%)	RTPE (s)	RTT (s)
Single channel	C1	70.32	0.3093	56.94	19.20	1.19
	C2	69.63	0.3176	44.71	18.79	1.23
	C3	72.40	0.2843	65.83	20.61	1.22
Two channels	C1, C2	70.60	0.3037	50.00	39.58	1.47
	C1, C3	75.59	0.2538	62.46	37.62	1.51
	C2, C3	74.48	0.2635	56.60	37.19	1.45
Three channels	C1, C2, C3	77.12	0.2358	69.91	42.50	1.81
	C1, C2, C4	69.21	0.3190	54.26	44.77	1.86
	C1, C3, C4	74.62	0.2649	61.80	43.68	1.67
	C2, C3, C4	73.09	0.2753	60.37	44.17	1.63
Four channels	C1, C2, C3, C4	74.90	0.2600	65.66	63.79	1.92