Road Travel Time Prediction Based on Improved Graph Convolutional Network

Table 2

Performance comparison of GC-Net and IGC-Net in different prediction horizons.

Prediction horizon	Metrics	GC-Net	IGC-Net
5 min	MAPE	12.97%	10.08%
	RMSE	0.0523	0.0455
15 min	MAPE	15.02%	12.31%
	RMSE	0.0549	0.0511
30 min	MAPE	22.15%	18.77%
	RMSE	0.0674	0.0616