Unidirectional and Bidirectional LSTM Models for Short-Term Traffic Prediction

Table 6

Speed and flow validation results for different prediction horizons.

Prediction horizons	Tullamarine Freeway + South Eastern Freeway				Validation on the Pacific Motorway
	Speed (km/h)		Flow (veh/h)		Speed (km/h)		Flow (veh/h)
	MAPE (%)	Accuracy (%)	MAPE (%)	Accuracy (%)	MAPE (%)	Accuracy (%)	MAPE (%)	Accuracy (%)
5 mins	0.30	99.70	0.38	99.62	0.27	99.73	2.83	97.17
10 mins	2.61	97.39	4.15	95.85	3.02	96.98	9.26	90.74
15 mins	3.06	96.94	6.82	93.18	4.63	95.37	17.49	82.51
30 mins	8.14	91.86	11.26	88.74	6.28	93.72	17.91	82.09
45 mins	7.74	92.26	19.01	80.99	7.84	92.16	20.81	79.19
60 mins	8.17	91.83	28.77	71.23	9.83	90.17	26.55	73.45