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This paper is primarily about machine learning: a model-agnostic post-processing method that uses ensembling to improve fairness in classification, regression, and survival analysis. The practical question for readers is the tradeoff it reports, namely how much fairness gain comes at what cost in predictive accuracy, and whether that holds across fairness definitions and tasks. Those results should be checked against the full paper's benchmarks, since abstract-level claims of "minimal" accuracy loss depend heavily on datasets and metric choices.
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A Model Ensemble-Based Post-Processing Framework for Fairness-Aware Prediction

arXiv1 min de cititArticolul și perspectiva sunt în engleză.

arXiv:2603.18838v2 Announce Type: replace Abstract: Striking an optimal balance between predictive performance and fairness continues to be a fundamental challenge in machine learning. In this work, we propose a post-processing framework that facilitates fairness-aware prediction by leveraging model ensembling. Designed to operate independently of any specific model internals, our approach is widely applicable across various learning tasks, model architectures, and fairness definitions. Through extensive experiments spanning classification, regression, and survival analysis, we demonstrate that the framework effectively enhances fairness while maintaining, or only minimally affecting, predictive accuracy.

Abstract:Striking an optimal balance between predictive performance and fairness continues to be a fundamental challenge in machine learning. In this work, we propose a post-processing framework that facilitates fairness-aware prediction by leveraging model ensembling. Designed to operate independently of any specific model internals, our approach is widely applicable across various learning tasks, model architectures, and fairness definitions. Through extensive experiments spanning classification, regression, and survival analysis, we demonstrate that the framework effectively enhances fairness while maintaining, or only minimally affecting, predictive accuracy.

Machine Learning (cs.LG); Machine Learning (stat.ML)

arXiv:2603.18838 [cs.LG]

(or arXiv:2603.18838v2 [cs.LG] for this version)

https://doi.org/10.48550/arXiv.2603.18838 Focus to learn more arXiv-issued DOI via DataCite

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