A New Synergistic Forecasting Method for Short-Term Traffic Flow with Event-Triggered Strong Fluctuation

Table 2

Evaluation index of forecasting model.

Model	Index
	MAE	MSE	MAPE	MSPE
Grey Markov model	25.520	2.220	0.445	0.049
First-order difference exponential smoothing model	26.820	2.563	0.389	0.046
Grey difference exponential smoothing model	23.943	2.237	0.368	0.043