Math — Classifier Metrics
Precision, recall and the F1 score.
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\text{precision} = \frac{TP}{TP + FP}
\text{recall} = \frac{TP}{TP + FN}
F_1 = \frac{2PR}{P + R}
\text{accuracy} = \frac{TP + TN}{\text{total}}
Precision, recall and the F1 score.
\text{precision} = \frac{TP}{TP + FP}
\text{recall} = \frac{TP}{TP + FN}
F_1 = \frac{2PR}{P + R}
\text{accuracy} = \frac{TP + TN}{\text{total}}