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Nov, 2023
DRAUC: 一种基于实例的分布鲁棒AUC优化框架
DRAUC: An Instance-wise Distributionally Robust AUC Optimization Framework
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Siran Dai, Qianqian Xu, Zhiyong Yang, Xiaochun Cao, Qingming Huang
TL;DR
基于分布鲁棒的面积下ROC曲线(DRAUC)的模型优化框架,解决了长尾分类情景下训练和测试样本分布差异以及标签偏差的问题。
Abstract
The
area under the roc curve
(AUC) is a widely employed metric in
long-tailed classification
scenarios. Nevertheless, most existing methods primarily assume that training and testing examples are drawn i.i.d. fro
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