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. 2017 Jun 2;12(6):e0177678. doi: 10.1371/journal.pone.0177678

Table 1. Definitions of the elementary metrics used to formulate the evaluation metrics.

Metric Definition Description Metric Definition Description
TP P(Y=1,θ=1) True Positive (correctly identified) FN P(Y=1,θ=0) False Negative
TN P(Y=0,θ=0) True Negative (correctly rejected) FP P(Y=0,θ=1) False Negative
TPR TP/(TP + FN) True Positive Rate TNR TN/(FP + TN) True Negative Rate
Precision TP/(TP + FP) Positive Predictive Value Recall TP/(TP + FN) True Positive Rate