Achieving Equity via Transfer Learning With Fairness Optimization

Machine learning algorithms are increasingly used in real-world decision-making systems, raising concerns about potential biases and unfairness. Existing in-processing bias mitigation approaches often focus on achieving numerical parity across demographic groups while neglecting the performance impa...

Full description

Saved in:
Bibliographic Details
Main Authors: Xiaoyang Wang, Chia-Hsuan Chang, Christopher C. Yang
Format: Article
Language:English
Published: IEEE 2024-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/10804762/
Tags: Add Tag
No Tags, Be the first to tag this record!
_version_ 1841533432087183360
author Xiaoyang Wang
Chia-Hsuan Chang
Christopher C. Yang
author_facet Xiaoyang Wang
Chia-Hsuan Chang
Christopher C. Yang
author_sort Xiaoyang Wang
collection DOAJ
description Machine learning algorithms are increasingly used in real-world decision-making systems, raising concerns about potential biases and unfairness. Existing in-processing bias mitigation approaches often focus on achieving numerical parity across demographic groups while neglecting the performance impact on individual groups and the overall performance-fairness trade-off. This can lead to increased discriminatory outcomes and hinder efforts to develop truly fair AI systems. This paper proposes Transfer Learning with Fairness Optimization (TLFO), a novel framework that serially optimizes predictive performance and fairness in machine learning models. TLFO leverages transfer learning by dividing the training process into two distinct phases: <xref ref-type="disp-formula" rid="deqn1">(1)</xref> initial learning for performance optimization and <xref ref-type="disp-formula" rid="deqn2">(2)</xref> subsequent fine-tuning for fairness enhancement. This sequential approach enables fine-grained control over fairness constraints, minimizing the performance-fairness trade-off. Extensive experiments on two real-world datasets demonstrate TLFO&#x2019;s effectiveness. TLFO consistently achieves superior fairness with minimal performance degradation compared to state-of-the-art in-processing bias mitigation approaches, highlighting its potential for generating fair and accurate classifiers with versatile applications.
format Article
id doaj-art-af3da2765d0b49e1b6d1bb9bcebb8aa4
institution Kabale University
issn 2169-3536
language English
publishDate 2024-01-01
publisher IEEE
record_format Article
series IEEE Access
spelling doaj-art-af3da2765d0b49e1b6d1bb9bcebb8aa42025-01-16T00:01:33ZengIEEEIEEE Access2169-35362024-01-011219522919524110.1109/ACCESS.2024.351946510804762Achieving Equity via Transfer Learning With Fairness OptimizationXiaoyang Wang0https://orcid.org/0000-0002-8471-4670Chia-Hsuan Chang1https://orcid.org/0000-0001-9116-8244Christopher C. Yang2https://orcid.org/0000-0001-5463-6926College of Computing &#x0026; Informatics, Drexel University, Philadelphia, PA, USACollege of Computing &#x0026; Informatics, Drexel University, Philadelphia, PA, USACollege of Computing &#x0026; Informatics, Drexel University, Philadelphia, PA, USAMachine learning algorithms are increasingly used in real-world decision-making systems, raising concerns about potential biases and unfairness. Existing in-processing bias mitigation approaches often focus on achieving numerical parity across demographic groups while neglecting the performance impact on individual groups and the overall performance-fairness trade-off. This can lead to increased discriminatory outcomes and hinder efforts to develop truly fair AI systems. This paper proposes Transfer Learning with Fairness Optimization (TLFO), a novel framework that serially optimizes predictive performance and fairness in machine learning models. TLFO leverages transfer learning by dividing the training process into two distinct phases: <xref ref-type="disp-formula" rid="deqn1">(1)</xref> initial learning for performance optimization and <xref ref-type="disp-formula" rid="deqn2">(2)</xref> subsequent fine-tuning for fairness enhancement. This sequential approach enables fine-grained control over fairness constraints, minimizing the performance-fairness trade-off. Extensive experiments on two real-world datasets demonstrate TLFO&#x2019;s effectiveness. TLFO consistently achieves superior fairness with minimal performance degradation compared to state-of-the-art in-processing bias mitigation approaches, highlighting its potential for generating fair and accurate classifiers with versatile applications.https://ieeexplore.ieee.org/document/10804762/AI fairnesstransfer learningin-processing bias mitigationperformance-fairness trade-off
spellingShingle Xiaoyang Wang
Chia-Hsuan Chang
Christopher C. Yang
Achieving Equity via Transfer Learning With Fairness Optimization
IEEE Access
AI fairness
transfer learning
in-processing bias mitigation
performance-fairness trade-off
title Achieving Equity via Transfer Learning With Fairness Optimization
title_full Achieving Equity via Transfer Learning With Fairness Optimization
title_fullStr Achieving Equity via Transfer Learning With Fairness Optimization
title_full_unstemmed Achieving Equity via Transfer Learning With Fairness Optimization
title_short Achieving Equity via Transfer Learning With Fairness Optimization
title_sort achieving equity via transfer learning with fairness optimization
topic AI fairness
transfer learning
in-processing bias mitigation
performance-fairness trade-off
url https://ieeexplore.ieee.org/document/10804762/
work_keys_str_mv AT xiaoyangwang achievingequityviatransferlearningwithfairnessoptimization
AT chiahsuanchang achievingequityviatransferlearningwithfairnessoptimization
AT christophercyang achievingequityviatransferlearningwithfairnessoptimization