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arXiv 2106.04411cs.CVcs.AI
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用于视觉识别的公平特征提取

Fair Feature Distillation for Visual Recognition

Sungkyunkwan University(成均馆大学);Seoul National University(首尔国立大学)

Sangwon Jung, Donggyu Lee, Taeeon Park, Taesup Moon

摘要:

公平性是计算机视觉中一个越来越重要的问题,尤其是在与人相关的决策系统中。然而,实现算法公平性,这使得一个模型产生对受保护群体不加区别的结果,仍然是一个悬而未决的问题。在本文中,我们设计了一个系统的方法,通过特征蒸馏视觉识别任务,被称为基于MMD的公平蒸馏(MFD),以减少算法的偏见。虽然蒸馏技术已被广泛用于提高预测精度,但据我们所知,还没有明确的工作试图通过蒸馏来提高公平性。并从理论上证明了MFD对知识蒸馏和公平性的影响。在整个广泛的实验中,我们表明我们的MFD显着减轻了对特定少数群体的偏见,而不会损失合成和真实世界人脸数据集的准确性。

英文摘要:

Fairness is becoming an increasingly crucial issue for computer vision, especially in the human-related decision systems. However, achieving algorithmic fairness, which makes a model produce indiscriminative outcomes against protected groups, is still an unresolved problem. In this paper, we devise a systematic approach which reduces algorithmic biases via feature distillation for visual recognition tasks, dubbed as MMD-based Fair Distillation (MFD). While the distillation technique has been widely used in general to improve the prediction accuracy, to the best of our knowledge, there has been no explicit work that also tries to improve fairness via distillation. Furthermore, We give a theoretical justification of our MFD on the effect of knowledge distillation and fairness. Throughout the extensive experiments, we show our MFD significantly mitigates the bias against specific minorities without any loss of the accuracy on both synthetic and real-world face datasets.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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