For multiclass problems, there are 2 versions of the AUROC metric: the AUROC OvR and AUROC OvO.

Does anyone know in what particular cases we would use AUROC OvR vs. AUROC OvO? In the general academic literature, is there a preference given to one?

Many thanks in advance!


Your Answer

By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy

Browse other questions tagged or ask your own question.