Real-Time Prediction of Lane-Based Queue Lengths for Signalized Intersections

Table 6

MAE, MAPE, and RMSE of maximum queue length for different travel times.

Errors	Travel time (s)	Lane 1	Lane 2	Lane 3	Average
		(left-turn movement)	(through movement)	(through and right-turn movement)
MAE (vehs)	45	3.00	5.98	4.17	4.38
	50	2.33	4.48	3.60	3.47
	55	1.97	3.32	3.31	2.87
	60	2.02	2.69	2.01	2.24
	65	1.52	1.83	2.12	1.82
	70	1.71	2.40	2.16	2.09
	75	2.07	1.83	2.12	2.01
	80	2.26	2.81	2.92	2.66
	85	1.94	4.65	4.27	3.62
	90	2.68	5.30	5.23	4.40
MAPE (%)	45	40.68	34.82	30.00	35.17
	50	31.70	26.53	26.16	28.13
	55	27.02	19.80	24.05	23.62
	60	27.32	15.22	15.80	19.45
	65	20.94	11.28	16.14	16.12
	70	23.58	12.70	18.95	18.41
	75	28.50	14.76	15.60	19.62
	80	30.77	16.46	21.58	22.94
	85	26.59	27.24	30.70	28.18
	90	36.30	30.92	37.44	34.89
RMSE (vehs)	45	3.27	6.35	4.61	4.74
	50	2.69	4.85	4.16	3.90
	55	2.37	3.82	3.80	3.33
	60	2.39	3.34	2.43	2.72
	65	1.93	2.42	2.65	2.33
	70	2.15	2.79	3.07	2.67
	75	2.42	2.95	2.70	2.69
	80	2.61	3.29	3.42	3.11
	85	2.34	5.06	4.71	4.04
	90	2.98	5.68	5.65	4.77