Binary Classification from Positive Data with Skewed Confidence

29 Jan 2020Kazuhiko ShinodaHirotaka KajiMasashi Sugiyama

Positive-confidence (Pconf) classification [Ishida et al., 2018] is a promising weakly-supervised learning method which trains a binary classifier only from positive data equipped with confidence. However, in practice, the confidence may be skewed by bias arising in an annotation process... (read more)

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