时间(月) | 原始值 | GM预测值 | 误差 | 相对残差% | 灰色马尔科夫 | 误差 | 相对残差% |
2017.01 | 1875 | 1875 | - | - | - | - | - |
2017.02 | 1651 | 1624 | −27 | −1.6 | 1640 | −11 | −0.67 |
2017.03 | 1653 | 1564 | −89 | −5.4 | 1627 | −26 | −1.57 |
2017.04 | 1444 | 1507 | 63 | 4.4 | 1447 | 3 | 0.21 |
2017.05 | 1417 | 1451 | 34 | 2.4 | 1429 | 12 | 0.85 |
2017.06 | 1621 | 1398 | −223 | −13.8 | 1580 | −41 | −2.53 |
2017.07 | 1405 | 1346 | −59 | −4.2 | 1400 | −5 | −0.36 |
2017.08 | 1602 | 1296 | −306 | −19.1 | 1464 | −138 | −8.61 |
2017.09 | 1362 | 1248 | −114 | −8.4 | 1410 | 48 | 3.52 |
2017.10 | 1168 | 1201 | 33 | 2.8 | 1183 | 15 | 1.28 |
2017.11 | 1053 | 1156 | 103 | 9.8 | 1069 | 16 | 1.52 |
2017.12 | 1129 | 1112 | −17 | −1.5 | 1123 | −6 | −0.53 |