| Class | Description | 
|---|---|
| AreaUnderCurve | Computes the area under the curve (AUC) using the trapezoidal rule. | 
| BinaryClassificationMetrics | Evaluator for binary classification. | 
| MulticlassMetrics | Evaluator for multiclass classification. | 
| MultilabelMetrics | Evaluator for multilabel classification. | 
| RankingMetrics<T> | Evaluator for ranking algorithms. | 
| RegressionMetrics | Evaluator for regression. |