Ponnet, Jolien; Van Oirbeek, Robin; Verdonck, Tim - In: Risks 9 (2021) 10, pp. 1-26
The concordance probability, also called the C-index, is a popular measure to capture the discriminatory ability of a predictive model. In this article, the definition of this measure is adapted to the specific needs of the frequency and severity model, typically used during the technical...