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Related papers: Personalized Counterfactual Fairness in Recommenda…

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Personalized recommendation brings about novel challenges in ensuring fairness, especially in scenarios in which users are not the only stakeholders involved in the recommender system. For example, the system may want to ensure that items…

Information Retrieval · Computer Science 2018-09-14 Weiwen Liu , Robin Burke

Fairness in recommender systems has been considered with respect to sensitive attributes of users (e.g., gender, race) or items (e.g., revenue in a multistakeholder setting). Regardless, the concept has been commonly interpreted as some…

Information Retrieval · Computer Science 2019-08-20 Yashar Deldjoo , Vito Walter Anelli , Hamed Zamani , Alejandro Bellogin , Tommaso Di Noia

Popularity bias is a well-known issue in recommender systems where few popular items are over-represented in the input data, while majority of other less popular items are under-represented. This disparate representation often leads to bias…

Information Retrieval · Computer Science 2023-10-05 Masoud Mansoury , Finn Duijvestijn , Imane Mourabet

The lack of bias management in Recommender Systems leads to minority groups receiving unfair recommendations. Moreover, the trade-off between equity and precision makes it difficult to obtain recommendations that meet both criteria. Here we…

Machine Learning · Computer Science 2020-12-22 Jesús Bobadilla , Raúl Lara-Cabrera , Ángel González-Prieto , Fernando Ortega

Recently there has been a growing interest in fairness-aware recommender systems including fairness in providing consistent performance across different users or groups of users. A recommender system could be considered unfair if the…

Information Retrieval · Computer Science 2020-08-24 Himan Abdollahpouri , Masoud Mansoury , Robin Burke , Bamshad Mobasher

Recommender systems are the algorithms which select, filter, and personalize content across many of the worlds largest platforms and apps. As such, their positive and negative effects on individuals and on societies have been extensively…

Nowadays, research into personalization has been focusing on explainability and fairness. Several approaches proposed in recent works are able to explain individual recommendations in a post-hoc manner or by explanation paths. However,…

Information Retrieval · Computer Science 2024-03-26 Giacomo Medda , Francesco Fabbri , Mirko Marras , Ludovico Boratto , Gianni Fenu

As one of the most successful AI-powered applications, recommender systems aim to help people make appropriate decisions in an effective and efficient way, by providing personalized suggestions in many aspects of our lives, especially for…

Information Retrieval · Computer Science 2022-09-22 Wenqi Fan , Xiangyu Zhao , Xiao Chen , Jingran Su , Jingtong Gao , Lin Wang , Qidong Liu , Yiqi Wang , Han Xu , Lei Chen , Qing Li

We explore the fairness issue that arises in recommender systems. Biased data due to inherent stereotypes of particular groups (e.g., male students' average rating on mathematics is often higher than that on humanities, and vice versa for…

Machine Learning · Computer Science 2022-10-13 Jaewoong Cho , Moonseok Choi , Changho Suh

An emerging definition of fairness in machine learning requires that models are oblivious to demographic user information, e.g., a user's gender or age should not influence the model. Personalized recommender systems are particularly prone…

Information Retrieval · Computer Science 2023-08-30 Bjørnar Vassøy , Helge Langseth , Benjamin Kille

Algorithmic fairness in recommender systems requires close attention to the needs of a diverse set of stakeholders that may have competing interests. Previous work in this area has often been limited by fixed, single-objective definitions…

Information Retrieval · Computer Science 2024-10-08 Amanda Aird , Elena Štefancová , Cassidy All , Amy Voida , Martin Homola , Nicholas Mattei , Robin Burke

In recent years, there has been an increasing recognition that when machine learning (ML) algorithms are used to automate decisions, they may mistreat individuals or groups, with legal, ethical, or economic implications. Recommender systems…

Artificial Intelligence · Computer Science 2024-02-02 Hossein A. Rahmani , Mohammadmehdi Naghiaei , Yashar Deldjoo

Recommender systems are effective tools for mitigating information overload and have seen extensive applications across various domains. However, the single focus on utility goals proves to be inadequate in addressing real-world concerns,…

Information Retrieval · Computer Science 2024-03-05 Yuying Zhao , Yu Wang , Yunchao Liu , Xueqi Cheng , Charu Aggarwal , Tyler Derr

Machine learning can impact people with legal or ethical consequences when it is used to automate decisions in areas such as insurance, lending, hiring, and predictive policing. In many of these scenarios, previous decisions have been made…

Machine Learning · Statistics 2018-03-09 Matt J. Kusner , Joshua R. Loftus , Chris Russell , Ricardo Silva

Recently there has been a growing interest in fairness-aware recommender systems, including fairness in providing consistent performance across different users or groups of users. A recommender system could be considered unfair if the…

Information Retrieval · Computer Science 2019-10-17 Himan Abdollahpouri , Masoud Mansoury , Robin Burke , Bamshad Mobasher

Today, recommender systems have played an increasingly important role in shaping our experiences of digital environments and social interactions. However, as recommender systems become ubiquitous in our society, recent years have also…

Information Retrieval · Computer Science 2022-12-14 Minghong Fang , Jia Liu , Michinari Momma , Yi Sun

Modern recommender systems utilize users' historical behaviors to generate personalized recommendations. However, these systems often lack user controllability, leading to diminished user satisfaction and trust in the systems. Acknowledging…

Information Retrieval · Computer Science 2023-08-03 Juntao Tan , Yingqiang Ge , Yan Zhu , Yinglong Xia , Jiebo Luo , Jianchao Ji , Yongfeng Zhang

Decision making in crucial applications such as lending, hiring, and college admissions has witnessed increasing use of algorithmic models and techniques as a result of a confluence of factors such as ubiquitous connectivity, ability to…

Artificial Intelligence · Computer Science 2020-09-08 G Roshan Lal , Sahin Cem Geyik , Krishnaram Kenthapadi

We study fairness in collaborative-filtering recommender systems, which are sensitive to discrimination that exists in historical data. Biased data can lead collaborative filtering methods to make unfair predictions against minority groups…

Computers and Society · Computer Science 2017-12-15 Sirui Yao , Bert Huang

As language models become increasingly integrated into our digital lives, Personalized Text Generation (PTG) has emerged as a pivotal component with a wide range of applications. However, the bias inherent in user written text, often used…

Computation and Language · Computer Science 2023-10-24 Nan Wang , Qifan Wang , Yi-Chia Wang , Maziar Sanjabi , Jingzhou Liu , Hamed Firooz , Hongning Wang , Shaoliang Nie