The Effect of Class Imbalance on Precision-Recall Curves
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DOI: 10.1162/neco_a_01362
Abstract: In this note, I study how the precision of a binary classifier depends on the ratio r of positive to negative cases in the test set, as well as the classifier's true and false-positive rates.… read more here.
Keywords: precision recall; imbalance precision; class imbalance; effect class ... See more keywords