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. 2021 Aug 28;18(17):9091. doi: 10.3390/ijerph18179091

Table 1.

Definitions of metrics utilized.

Metrics Definition
TP True Positive. Samples predicted to be positive with a positive ground truth label.
FP False Positive. Samples predicted to be positive with a negative ground truth label.
FN False Negative. Samples predicted to be negative with a positive ground truth label.
TN True Negative. Samples predicted to be negative with a negative ground truth label.
Accuracy accuracy=TP+TNTP+TN+FP+FN
Precision precision=TPTP+FP
Recall recall=TPTP+FN
F1 Score F1=2precisionrecallrecall+precision