| ACC | Accuracy |
| ARSQ | Adjusted coefficient of determination |
| AUC | Area under the curve |
| BAC | Balanced accuracy |
| BER | Balanced error rate |
| Brier | Brier score |
| BrierScaled | Brier scaled |
| EXPVAR | Explained variance |
| F1 | F1 measure |
| FDR | False discovery rate |
| FN | False negatives |
| FNR | False negative rate |
| FP | False positives |
| FPR | False positive rate |
| GMEAN | G-mean |
| GPR | Geometric mean of precision and recall. |
| KAPPA | Cohen's kappa |
| KendallTau | Kendall's tau |
| listAllMeasures | List all measures |
| Logloss | Logarithmic loss |
| LSR | Logarithmic Scoring Rule |
| MAE | Mean of absolute errors |
| MAPE | Mean absolute percentage error |
| MCC | Matthews correlation coefficient |
| MEDAE | Median of absolute errors |
| MEDSE | Median of squared errors |
| MMCE | Mean misclassification error |
| MSE | Mean of squared errors |
| MSLE | Mean squared logarithmic error |
| multiclass.AU1P | Weighted average 1 vs. 1 multiclass AUC |
| multiclass.AU1U | Average 1 vs. 1 multiclass AUC |
| multiclass.AUNP | Weighted average 1 vs. rest multiclass AUC |
| multiclass.AUNU | Average 1 vs. rest multiclass AUC |
| multiclass.Brier | Multiclass Brier score |
| MultilabelACC | Accuracy (multilabel) |
| MultilabelF1 | F1 measure (multilabel) |
| MultilabelHamloss | Hamming loss |
| MultilabelPPV | Positive predictive value (multilabel) |
| MultilabelSubset01 | Subset-0-1 loss |
| MultilabelTPR | TPR (multilabel) |
| NPV | Negative predictive value |
| PPV | Positive predictive value |
| QSR | Quadratic Scoring Rule |
| RAE | Relative absolute error |
| RMSE | Root mean squared error |
| RMSLE | Root mean squared logarithmic error |
| RRSE | Root relative squared error |
| RSQ | Coefficient of determination |
| SAE | Sum of absolute errors |
| SpearmanRho | Spearman's rho |
| SSE | Sum of squared errors |
| SSR | Spherical Scoring Rule |
| TN | True negatives |
| TNR | True negative rate |
| TP | True positives |
| TPR | True positive rate |
| WKAPPA | Mean quadratic weighted kappa |