The expected performance curve: a new assessment measure for person authentication

  title={The expected performance curve: a new assessment measure for person authentication},
  author={Samy Bengio and Johnny Mari{\'e}thoz},
ROC and DET curves are often used in the field of person authentication to assess the quality of a model or even to compare several models. We argue in this paper that this measure can be misleading as it compares performance measures that cannot be reached simultaneously by all systems. We propose instead new curves, called Expected Performance Curves (EPC). These curves enable the comparison between several systems according to a criterion, decided by the application, which is used to set… CONTINUE READING
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