Department of Informatics, Kyushu University (2011年 CiNii収録論文より)

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Articles:  1-2 of 2

  • Approximate Reduction from AUC Maximization to 1-norm Soft Margin Optimization

    SUEHIRO Daiki , HATANO Kohei , TAKIMOTO Eiji

    Finding linear classifiers that maximize AUC scores is important in ranking research. This is naturally formulated as a 1-norm hard/soft margin optimization problem over pn pairs of p positive and n n …

    電子情報通信学会技術研究報告 : 信学技報 111(275), 39-46, 2011-11-09

  • Adaptive Online Prediction Using Weighted Windows

    YOSHIDA Shin-ichi , HATANO Kohei , TAKIMOTO Eiji , TAKEDA Masayuki

    We propose online prediction algorithms for data streams whose characteristics might change over time. Our algorithms are applications of online learning with experts. In particular, our algorithms co …

    IEICE Transactions on Information and Systems 94(10), 1917-1923, 2011-10-01

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