| Soil Type | Transformation | Calibration | Validation | |||
| RMSEC |
| RMSEV | RPIQ | |||
Clay | Calcareous | R | 0.123 | 1.775 | 0.011 | 1.708 | 0.366 |
CR | 0.489 | 1.270 | 0.476 | 1.050 | 0.763 | ||
R' | 0.502 | 1.287 | 0.165 | 2.868 | 0.707 | ||
R" | 0.516 | 1.235 | 0.500 | 1.278 | 0.959 | ||
Neutral | R | 0.034 | 1.900 | 0.014 | 1.531 | 0.257 | |
CR | 0.275 | 1.609 | 0.356 | 1.298 | 0.491 | ||
R' | 0.521 | 1.257 | 0.414 | 1.233 | 1.349 | ||
R" | 0.543 | 1.227 | 0.510 | 1.072 | 1.929 | ||
Acidic | R | 0.530 | 1.437 | 0.513 | 1.262 | 1.049 | |
CR | 0.445 | 1.523 | 0.451 | 1.415 | 0.373 | ||
R' | 0.719 | 1.097 | 0.728 | 1.036 | 1.735 | ||
R" | 0.829 | 0.823 | 0.832 | 0.851 | 2.056 | ||
Sand | Calcareous | R | 0.162 | 1.511 | 0.072 | 1.742 | 0.415 |
CR | 0.579 | 1.029 | 0.584 | 0.905 | 1.666 | ||
R' | 0.342 | 1.322 | 0.060 | 1.545 | 0.394 | ||
R" | 0.670 | 0.911 | 0.630 | 0.966 | 1.714 | ||
Neutral | R | 0.317 | 1.411 | 0.328 | 2.001 | 0.402 | |
CR | 0.380 | 1.342 | 0.609 | 1.686 | 0.233 | ||
R' | 0.432 | 1.272 | 0.439 | 1.971 | 0.652 | ||
R" | 0.558 | 1.120 | 0.658 | 1.874 | 1.030 | ||
Acidic | R | 0.424 | 6.604 | 0.198 | 7.823 | 1.020 | |
CR | 0.338 | 7.082 | 0.283 | 7.170 | 1.162 | ||
R' | 0.514 | 5.771 | 0.371 | 6.701 | 1.313 | ||
R" | 0.736 | 4.251 | 0.744 | 4.290 | 2.440 |