Evaluation & Reliability
AUROC
The area under a curve relating true-positive and false-positive rates across score thresholds. In a binary ranking interpretation, it measures how often a positive case scores above a negative, with half credit for ties. It is not a probability-calibration measure.
Also called: ROC AUC, Area under the ROC curve
Reviewed
Sources
Member lesson
The definition and sources are public. The complete practical lesson is for members.