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Automated data-driven decision-making systems are ubiquitous across a wide spread of online as well as offline services. These systems, depend on sophisticated learning algorithms and available data, to optimize the service function for…

Machine Learning · Computer Science 2019-07-18 Wenbin Zhang , Eirini Ntoutsi

There is a widespread and longstanding belief that machine learning models are biased towards the majority class when learning from imbalanced binary response data, leading them to neglect or ignore the minority class. Motivated by a recent…

Machine Learning · Statistics 2026-01-29 Nathan Phelps , Daniel J. Lizotte , Douglas G. Woolford

Ensuring fairness in machine learning remains a significant challenge, as models often inherit biases from their training data. Generative models have recently emerged as a promising approach to mitigate bias at the data level while…

Machine Learning · Computer Science 2025-09-25 Emmanouil Panagiotou , Benoît Ronval , Arjun Roy , Ludwig Bothmann , Bernd Bischl , Siegfried Nijssen , Eirini Ntoutsi

The wide spread usage of automated data-driven decision support systems has raised a lot of concerns regarding accountability and fairness of the employed models in the absence of human supervision. Existing fairness-aware approaches tackle…

Machine Learning · Computer Science 2020-01-24 Vasileios Iosifidis , Thi Ngoc Han Tran , Eirini Ntoutsi

In an era where artificial intelligence and machine learning algorithms increasingly impact human life, it is crucial to develop models that account for potential discrimination in their predictions. This paper tackles this problem by…

Machine Learning · Statistics 2024-10-10 Anna Gottard , Vanessa Verrina , Sabrina Giordano

While artificial intelligence (AI)-based decision-making systems are increasingly popular, significant concerns on the potential discrimination during the AI decision-making process have been observed. For example, the distribution of…

Machine Learning · Computer Science 2025-08-05 Wenbin Zhang

This paper investigates the relationships between hyperparameters of machine learning and fairness. Data-driven solutions are increasingly used in critical socio-technical applications where ensuring fairness is important. Rather than…

Software Engineering · Computer Science 2024-07-02 Salvador Robles Herrera , Verya Monjezi , Vladik Kreinovich , Ashutosh Trivedi , Saeid Tizpaz-Niari

Algorithms learned from data are increasingly used for deciding many aspects in our life: from movies we see, to prices we pay, or medicine we get. Yet there is growing evidence that decision making by inappropriately trained algorithms may…

Artificial Intelligence · Computer Science 2017-08-03 Indre Zliobaite

Sensitive attributes like gender or age can lead to unfair predictions in machine learning tasks such as predictive business process monitoring, particularly when used without considering context. We present FairLoop1, a tool for…

Machine learning software is increasingly being used to make decisions that affect people's lives. But sometimes, the core part of this software (the learned model), behaves in a biased manner that gives undue advantages to a specific group…

Software Engineering · Computer Science 2020-10-07 Joymallya Chakraborty , Suvodeep Majumder , Zhe Yu , Tim Menzies

The importance of incorporating ethics and legal compliance into machine-assisted decision-making is broadly recognized. Further, several lines of recent work have argued that critical opportunities for improving data quality and…

Machine Learning · Computer Science 2019-12-02 Sebastian Schelter , Yuxuan He , Jatin Khilnani , Julia Stoyanovich

Causal machine learning methods which flexibly generate heterogeneous treatment effect estimates could be very useful tools for governments trying to make and implement policy. However, as the critical artificial intelligence literature has…

Econometrics · Economics 2023-09-06 Patrick Rehill , Nicholas Biddle

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

Fairness-aware statistical learning is essential for mitigating discrimination against protected attributes such as gender, race, and ethnicity in data-driven decision-making. This is particularly critical in high-stakes applications like…

Methodology · Statistics 2025-04-15 Fei Huang , Junhao Shen , Yanrong Yang , Ran Zhao

In recent years, automated data-driven decision-making systems have enjoyed a tremendous success in a variety of fields (e.g., to make product recommendations, or to guide the production of entertainment). More recently, these algorithms…

Machine Learning · Computer Science 2019-03-27 Sina Aghaei , Mohammad Javad Azizi , Phebe Vayanos

As Artificial Intelligence (AI) is used in more applications, the need to consider and mitigate biases from the learned models has followed. Most works in developing fair learning algorithms focus on the offline setting. However, in many…

Machine Learning · Computer Science 2021-08-24 Wenbin Zhang , Albert Bifet , Xiangliang Zhang , Jeremy C. Weiss , Wolfgang Nejdl

Over the past decade, random forest models have become widely used as a robust method for high-dimensional data regression tasks. In part, the popularity of these models arises from the fact that they require little hyperparameter tuning…

Machine Learning · Computer Science 2020-03-18 Shipra Malhotra , John Karanicolas

Deep neural networks (DNNs) are being utilized in various aspects of our daily lives, including high-stakes decision-making applications that impact individuals. However, these systems reflect and amplify bias from the data used during…

Machine Learning · Computer Science 2025-08-12 Moses Openja , Paolo Arcaini , Foutse Khomh , Fuyuki Ishikawa

Collaborative filtering based recommendation learns users' preferences from all users' historical behavior data, and has been popular to facilitate decision making. R Recently, the fairness issue of recommendation has become more and more…

Information Retrieval · Computer Science 2023-02-22 Lei Chen , Le Wu , Kun Zhang , Richang Hong , Defu Lian , Zhiqiang Zhang , Jun Zhou , Meng Wang

The digitalization of credit scoring has become essential for financial institutions and commercial banks, especially in the era of digital transformation. Machine learning techniques are commonly used to evaluate customers'…

Machine Learning · Computer Science 2026-03-06 Huyen Giang Thi Thu , Thang Viet Doan , Ha-Bang Ban , Tai Le Quy