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Optimized hyperparameter combination selected by maximum occurrence in the 5 × 10-fold nested cross-validation for yield and agronomic efficiency RF modelling.
| RF Algorithms | Yield | AE–N | AE–P | AE–K | |
|---|---|---|---|---|---|
| Hyperparameters | mtry | 6 | 5 | 5 | 5 |
| minimum node size | 3 | 5 | 5 | 5 | |
| replace | FALSE | FALSE | FALSE | FALSE | |
| sample.fraction | 0.8 | 0.8 | 0.8 | 0.8 | |
