| Models | No of Components | MAPE | RMSE | NMSE |
| PKPCR | 8 | 6.41 | 360 | 0.180 |
| GKPCR | 22 | 6.23 | 354 | 0.175 |
| PKPLSR | 8 | 2.60 | 173 | 0.042 |
| GKPLSR | 22 | 2.28 | 149 | 0.031 |
| PCA-PSVR | 5 | 2.74 | 177 | 0.044 |
| PCA-GSVR | 5 | 2.88 | 194 | 0.052 |
| PKPCA-SVR | 23 | 2.51 | 173 | 0.042 |
| GKPCA-SVR | 23 | 2.50 | 172 | 0.041 |