| Index | Minimum | Maximum | Mean | Standard deviation | RMSE |
| PVI | 0.1 | 21.8 | 4.9 | 0.042 | 0.017 |
| NDVI | 0.044 | 0.853 | 0.216 | 0.160 | 0.035 |
| MPDI | 0.05 | 0.54 | 0.30 | 0.104 | 0.064 |
| PDI | 0.13 | 0.52 | 0.31 | 0.087 | 0.055 |
| K | 0.058 | 0.948 | 0.440 | 0.205 | 0.133 |