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問題 13 / 65
Which evaluation method is most appropriate when evaluating an algorithm that detects rare positive cases with high accuracy?
①Simply report only the overall accuracy.
②Compare using only the F1 score.
③Evaluate using only AUROC without looking at the confusion matrix.
④Evaluate by adjusting thresholds and calibrating predicted probabilities using Precision-Recall curves and PRAUC.
⑤Cross-validation is unnecessary; evaluate using only a holdout test.