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. 2021 May 3;21(9):3169. doi: 10.3390/s21093169

Table 2.

Performance measurements derived from the confusion matrix.

Performance Metric Equation
Sensitivity (Recall) TP/(TP + FN)
Specificity TN/(TN + FP)
Overall Accuracy (TP + TN)/(TP + FP + TN + FN)
Precision TP/(TP + FP)
F-Score (2 × Precision × Recall)/(Precision + Recall)