AUC (Area Under the Curve)

What is AUC (Area Under the Curve)?

A single number representing the area under the ROC curve. An AUC of 1.0 represents a perfect model, while 0.5 represents a random guess.

Where did the term "AUC (Area Under the Curve)" come from?

Aggregates performance across all thresholds.

How is "AUC (Area Under the Curve)" used today?

Gold standard for comparing classifiers.

Related Terms

• ROC Curve
• Machine Learning