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Table 3 Definition of metrics

From: Acceptance Prediction for Answers on Online Health-care Community

metricdefinition
RecallTP/(TP+FN)
PrecisionTP/(TP+FP)
Accuracy(TP+TN)/(TP+TN+FP+FN)
F1-score2×(Reacall×Precision)/(Reacall+Precision)
AUCThe area under ROC curve