Research Article
A Nonhomogeneous Multivariable Grey Prediction NMGM Modeling Mechanism and Its Application
Table 2
The actual and prediction values of
and
(unit: yuan).
| | | Actual values | MGM | NMGM | | Time | | | | | | |
| | | 18680 | 7357 | 19011.8 | 7385.7 | 10547.9 | 4025.6 | | | 20965 | 8108 | 22235.2 | 8402.1 | 20863.7 | 7974.6 | | | 23217 | 8980 | 26083.5 | 9615.7 | 24427.2 | 9100 | | | 26341 | 10805 | 30677.9 | 11064.5 | 28672.5 | 10441.5 | | | 29677 | 12202 | 36163.4 | 12794.3 | 33730 | 12039 | | | 32538 | 13598 | 42712.4 | 14859.5 | 39755.1 | 13942.7 |
|
|
