| Models | No of Components | MAPE | RMSE | NMSE |
| PKPCR | 81 | 1.66 | 16 | 0.113 |
| GKPCR | 41 | 1.59 | 16 | 0.114 |
| PKPLSR | 52 | 1.62 | 16 | 0.113 |
| GKPLSR | 20 | 1.69 | 16 | 0.116 |
| PCA-PSVR | 7 | 2.33 | 21 | 0.199 |
| PCA-GSVR | 7 | 2.31 | 20 | 0.169 |
| PKPCA-SVR | 31 | 1.79 | 16 | 0.114 |
| GKPCA-SVR | 20 | 1.76 | 16 | 0.114 |