Table 3.
Evaluation of the forecasting accuracy for PM2.5 concentration.
| Station | IA | MBE | RMSE | |||
|---|---|---|---|---|---|---|
| Trainlm | Trainrp | Trainlm | Trainrp | Trainlm | Trainrp | |
| High-oltage Switchgear Plant | 0.748 | 0.717 | 1.3333 | 1.4189 | 1.414 | 1.529 |
| Xingqing District | 0.783 | 0.803 | 1.0672 | 1.0087 | 1.071 | 1.009 |
| The Textile City | 0.710 | 0.597 | 0.6667 | 1.0000 | 0.816 | 1.100 |
| Hamlet | 0.759 | 0.708 | 0.3405 | 0.3524 | 0.925 | 0.983 |
| People’s Stadium | 0.797 | 0.733 | 0.5344 | 0.6277 | 0.537 | 0.770 |
| New District | 0.556 | 0.559 | 1.7336 | 1.7357 | 1.786 | 1.775 |
| Economic Development Zone | 0.512 | 0.569 | 1.9280 | 1.6718 | 1.950 | 1.738 |
| Chang’an District | 0.580 | 0.695 | 1.3650 | 1.0003 | 1.390 | 1.081 |
| Lintong District | 0.767 | 0.502 | 0.3333 | 0.7057 | 0.913 | 1.534 |
| Qujiang District | 0.661 | 0.658 | 1.2691 | 1.2852 | 1.386 | 1.407 |
| Guangyuntan | 0.541 | 0.533 | 1.2085 | 0.9277 | 1.490 | 1.263 |
| Marsh | 0.863 | 0.667 | −0.2352 | 0.0003 | 0.602 | 0.816 |