Model Evaluation

ROC & AUC

Sweep the threshold — the operating point glides up the curve as the area under it fills.

FPR (1 − specificity) TPR (sensitivity) 0 1
Area Under Curve
0.89
excellent separation
threshold τ
0.50
area filled
0.00
TPR
0.70
FPR
0.20
tip: click the plot to set the threshold
roc.py