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    • Unachievable Region in Precision-Recall Space and Its Effect on Empirical Evaluation 

      Santos Costa, Vitor; Page, David; Davis, Jesse; Boyd, Kendrick (University of Wisconsin-Madison Department of Computer Sciences, 2012-05-30)
      Precision-recall (PR) curves and the areas under them are widely used to summarize machine learning results, especially for data sets exhibiting class skew. They are often used analogously to ROC curves and the area under ...