BriefGPT.xyz
Jun, 2023
自动特征重新加权的简单快速群体鲁棒性
Simple and Fast Group Robustness by Automatic Feature Reweighting
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Shikai Qiu, Andres Potapczynski, Pavel Izmailov, Andrew Gordon Wilson
TL;DR
本文提出了自动特征重新加权 (AFR) 方法,使用加权损失重新训练模型的最后一层来减少对非目标相关的模式的依赖,并在几个视觉和自然语言分类基准测试中获得了最佳结果。
Abstract
A major challenge to
out-of-distribution generalization
is reliance on
spurious features
-- patterns that are predictive of the class label in the training data distribution, but not causally related to the targe
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