Atmospheric PM_2.5 Concentration Prediction Based on Time Series and Interactive Multiple Model Approach

Table 2

AR-Kalman model, AR model prediction, and IMM results for PM_2.5 concentration.

Forecasting model	MAE	MAPE	RMSE	MSE
Excellent (AR)	5.48	6.46	7.47	41.8
Good (AR)	5.88	6.50	8.19	48.5
Slight pollution (AR)	5.46	6.31	7.37	40.7
Excellent (AR-Kalman)	2.87	3.18	3.25	17.81
Good (AR-Kalman)	2.49	3.04	2.82	15.45
Slight pollution (AR-Kalman)	2.16	4.72	2.70	14.82
IMM	0.54	0.55	0.95	5.23