| 序号 | 过去n小时取值 | 预报因子数量 |
| 1 | n = 6 | 6 |
| 2 | n = 9 | 9 |
| 3 | n = 12 | 12 |
| 4 | n = 24 | 24 |
| 5 | n = 36 | 36 |
| 6 | n = 48 | 48 |
| 7 | n = 60 | 60 |
| 8 | n = 72 | 72 |
| 9 | n = 84 | 84 |
| 10 | n = 96 | 96 |
| 11 | n = 108 | 108 |
| 12 | n = 120 | 120 |