Metric | Description | Function |
---|---|---|
True Positive (TP) | Result is positive, key is positive | |
True Negative (TN) | Result is negative, key is negative | |
False Positive (FP) | Result is positive, key is negative | |
False Negative (FN) | Result is negative, key is positive | |
Precision (PPV) | Positive Predictive Value; number of TP of result positives | TP/(TP + FP) |
Recall (TPR) | Sensitivity; number of TP out of all key positives | TP/(TP + FN) |
Specificity (TNR) | Number of TN out of all key negatives | TN/(FP + TN) |
False Positive Rate (FPR) | Number of false positives out of all key negatives | FP/(FP + TN) |