SANER: Annotation-free Societal Attribute Neutralizer for Debiasing CLIP

Fuente: arXiv
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Auteurs principaux: Hirota, Yusuke, Chen, Min-Hung, Wang, Chien-Yi, Nakashima, Yuta, Wang, Yu-Chiang Frank, Hachiuma, Ryo
Format: Preprint
Publié: 2024
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author Hirota, Yusuke
Chen, Min-Hung
Wang, Chien-Yi
Nakashima, Yuta
Wang, Yu-Chiang Frank
Hachiuma, Ryo
author_facet Hirota, Yusuke
Chen, Min-Hung
Wang, Chien-Yi
Nakashima, Yuta
Wang, Yu-Chiang Frank
Hachiuma, Ryo
contents Large-scale vision-language models, such as CLIP, are known to contain societal bias regarding protected attributes (e.g., gender, age). This paper aims to address the problems of societal bias in CLIP. Although previous studies have proposed to debias societal bias through adversarial learning or test-time projecting, our comprehensive study of these works identifies two critical limitations: 1) loss of attribute information when it is explicitly disclosed in the input and 2) use of the attribute annotations during debiasing process. To mitigate societal bias in CLIP and overcome these limitations simultaneously, we introduce a simple-yet-effective debiasing method called SANER (societal attribute neutralizer) that eliminates attribute information from CLIP text features only of attribute-neutral descriptions. Experimental results show that SANER, which does not require attribute annotations and preserves original information for attribute-specific descriptions, demonstrates superior debiasing ability than the existing methods.
format Preprint
id arxiv_https___arxiv_org_abs_2408_10202
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle SANER: Annotation-free Societal Attribute Neutralizer for Debiasing CLIP
Hirota, Yusuke
Chen, Min-Hung
Wang, Chien-Yi
Nakashima, Yuta
Wang, Yu-Chiang Frank
Hachiuma, Ryo
Computer Vision and Pattern Recognition
Large-scale vision-language models, such as CLIP, are known to contain societal bias regarding protected attributes (e.g., gender, age). This paper aims to address the problems of societal bias in CLIP. Although previous studies have proposed to debias societal bias through adversarial learning or test-time projecting, our comprehensive study of these works identifies two critical limitations: 1) loss of attribute information when it is explicitly disclosed in the input and 2) use of the attribute annotations during debiasing process. To mitigate societal bias in CLIP and overcome these limitations simultaneously, we introduce a simple-yet-effective debiasing method called SANER (societal attribute neutralizer) that eliminates attribute information from CLIP text features only of attribute-neutral descriptions. Experimental results show that SANER, which does not require attribute annotations and preserves original information for attribute-specific descriptions, demonstrates superior debiasing ability than the existing methods.
title SANER: Annotation-free Societal Attribute Neutralizer for Debiasing CLIP
topic Computer Vision and Pattern Recognition
url https://arxiv.org/abs/2408.10202