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The analysis of discrimination has long interested economists and lawyers. In recent years, the literature in computer science and machine learning has become interested in the subject, offering an interesting re-reading of the topic. These…

Econometrics · Economics 2022-12-21 Arthur Charpentier

Learning a fair predictive model is crucial to mitigate biased decisions against minority groups in high-stakes applications. A common approach to learn such a model involves solving an optimization problem that maximizes the predictive…

Machine Learning · Computer Science 2023-06-08 Abhin Shah , Maohao Shen , Jongha Jon Ryu , Subhro Das , Prasanna Sattigeri , Yuheng Bu , Gregory W. Wornell

Recent work in fairness in machine learning has proposed adjusting for fairness by equalizing accuracy metrics across groups and has also studied how datasets affected by historical prejudices may lead to unfair decision policies. We…

Machine Learning · Statistics 2018-06-11 Nathan Kallus , Angela Zhou

Machine Learning (ML) algorithms shape our lives. Banks use them to determine if we are good borrowers; IT companies delegate them recruitment decisions; police apply ML for crime-prediction, and judges base their verdicts on ML. However,…

Computer Science and Game Theory · Computer Science 2021-01-05 Omer Ben-Porat , Fedor Sandomirskiy , Moshe Tennenholtz

In this paper, we propose an innovative approach to thoroughly explore dataset features that introduce bias in downstream machine-learning tasks. Depending on the data format, we use different techniques to map instances into a similarity…

Machine Learning · Computer Science 2024-11-11 Samira Maghool , Paolo Ceravolo

Recommender systems, while transformative in online user experiences, have raised concerns over potential provider-side fairness issues. These systems may inadvertently favor popular items, thereby marginalizing less popular ones and…

Information Retrieval · Computer Science 2023-09-11 Saeedeh Karimi , Hossein A. Rahmani , Mohammadmehdi Naghiaei , Leila Safari

We consider the problem of unfair discrimination between two groups and propose a pre-processing method to achieve fairness. Corrective methods like statistical parity usually lead to bad accuracy and do not really achieve fairness in…

Machine Learning · Computer Science 2024-05-07 Ruta Binkyte , Daniele Gorla , Catuscia Palamidessi

We consider a selection problem where sequentially arrived applicants apply for a limited number of positions/jobs. At each time step, a decision maker accepts or rejects the given applicant using a pre-trained supervised learning model…

Machine Learning · Computer Science 2021-10-28 Mohammad Mahdi Khalili , Xueru Zhang , Mahed Abroshan

Post-processing immunity is a fundamental property of differential privacy: it enables arbitrary data-independent transformations to differentially private outputs without affecting their privacy guarantees. Post-processing is routinely…

Cryptography and Security · Computer Science 2022-01-25 Keyu Zhu , Ferdinando Fioretto , Pascal Van Hentenryck

Counterfactual fairness requires that a person would have been classified in the same way by an AI or other algorithmic system if they had a different protected class, such as a different race or gender. This is an intuitive standard, as…

Machine Learning · Computer Science 2023-10-31 Jacy Reese Anthis , Victor Veitch

We study fairness in supervised few-shot meta-learning models that are sensitive to discrimination (or bias) in historical data. A machine learning model trained based on biased data tends to make unfair predictions for users from minority…

Machine Learning · Computer Science 2020-09-25 Chen Zhao , Feng Chen

Covariate shift in the test data is a common practical phenomena that can significantly downgrade both the accuracy and the fairness performance of the model. Ensuring fairness across different sensitive groups under covariate shift is of…

Machine Learning · Computer Science 2024-01-09 Shreyas Havaldar , Jatin Chauhan , Karthikeyan Shanmugam , Jay Nandy , Aravindan Raghuveer

Machine learning practitioners frequently observe tension between predictive accuracy and group fairness constraints -- yet sometimes fairness interventions appear to improve accuracy. We show that both phenomena can be artifacts of…

Machine Learning · Computer Science 2026-02-06 Amir Asiaee , Kaveh Aryan

When the performance of a machine learning model varies over groups defined by sensitive attributes (e.g., gender or ethnicity), the performance disparity can be expressed in terms of the probability distributions of the input and output…

Machine Learning · Computer Science 2019-05-20 Hao Wang , Berk Ustun , Flavio P. Calmon

In past work on fairness in machine learning, the focus has been on forcing the prediction of classifiers to have similar statistical properties for people of different demographics. To reduce the violation of these properties, fairness…

Machine Learning · Computer Science 2022-12-02 Maarten Buyl , Tijl De Bie

The reason behind the unfair outcomes of AI is often rooted in biased datasets. Therefore, this work presents a framework for addressing fairness by debiasing datasets containing a (non-)binary protected attribute. The framework proposes a…

Machine Learning · Computer Science 2024-11-19 Manh Khoi Duong , Stefan Conrad

Fairness in algorithmic decision-making processes is attracting increasing concern. When an algorithm is applied to human-related decision-making an estimator solely optimizing its predictive power can learn biases on the existing data,…

Artificial Intelligence · Computer Science 2018-06-14 Junpei Komiyama , Hajime Shimao

When using machine learning for automated prediction, it is important to account for fairness in the prediction. Fairness in machine learning aims to ensure that biases in the data and model inaccuracies do not lead to discriminatory…

Machine Learning · Computer Science 2024-12-10 Jan Pablo Burgard , João Vitor Pamplona

Research in adversarial machine learning has shown how the performance of machine learning models can be seriously compromised by injecting even a small fraction of poisoning points into the training data. While the effects on model…

Machine Learning · Computer Science 2020-06-29 David Solans , Battista Biggio , Carlos Castillo

The fairness of machine learning-based decisions has become an increasingly important focus in the design of supervised machine learning methods. Most fairness approaches optimize a specified trade-off between performance measure(s) (e.g.,…

Machine Learning · Computer Science 2023-02-01 Omid Memarrast , Linh Vu , Brian Ziebart