Table 5.
Validation results of 2019 optimal models for estimating the FW of four plum genotypes in 2021 datasets.
| Plum type: | Gavali | Ghandi | Shahryari | Jangali | ||||
|---|---|---|---|---|---|---|---|---|
| Model specification | RMSE (gr) | R2 | RMSE (gr) | R2 | RMSE (gr) | R2 | RMSE (gr) | R2 |
| Fitted: FW = 0.0225(L×D)-4.4940 | 0.6895 | 0.9501 | 0.5626 | 0.9446 | 0.4506 | 0.9681 | 0.2138 | 0.9301 |
| MLR: FW = 0.479 L + 0.644D -18.346 | 0.8263 | 0.9373 | 0.7784 | 0.9206 | 0.6384 | 0.9437 | 0.2623 | 0.9165 |
| MLP: Topology: 2-3-1 | 0.8661 | 0.9390 | 0.8501 | 0.9120 | 0.7702 | 0.9418 | 0.3025 | 0.9134 |
| DT: M5P Tree | 0.7996 | 0.9373 | 0.7782 | 0.9206 | 0.6388 | 0.9437 | 0.3217 | 0.9165 |
| SVR: c = 0.1, PUK kernel | 0.6541 | 0.9514 | 0.5200 | 0.9559 | 0.4478 | 0.9703 | 0.1981 | 0.9355 |