年份 | 数据 | GM(1,1) | APE(%) | PR(2) | APE(%) | 指数曲线 | APE(%) |
2015 | 280 | 280.00 | 0.00 | 282.29 | 0.82 | 273.81 | 2.21 |
2016 | 320 | 310.57 | 2.95 | 312.86 | 2.23 | 315.88 | 1.29 |
2017 | 350 | 360.52 | 3.01 | 357.71 | 2.20 | 364.41 | 4.12 |
2018 | 420 | 418.51 | 0.35 | 416.86 | 0.75 | 420.40 | 0.10 |
2019 | 490 | 485.83 | 0.85 | 490.29 | 0.06 | 484.99 | 1.02 |
MAPE(%) |
|
| 1.79 |
| 1.31 |
| 1.63 |
RMSPE(%) |
|
| 2.15 |
| 1.61 |
| 2.22 |
2020 |
| 563.97 | 578.00 | 559.51 | |||
2021 |
| 654.69 | 680.00 | 645.47 | |||
2022 |
| 759.99 | 796.29 | 744.64 | |||
2023 |
| 882.23 | 926.86 | 859.04 |