English
Related papers

Related papers: FairRec: Fairness Testing for Deep Recommender Sys…

200 papers

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 essential tools in the digital landscape for connecting users with content that more closely aligns with their preferences. Matrix completion is a widely used statistical framework for such systems, aiming to predict…

Machine Learning · Statistics 2025-07-30 Aurore Archimbaud , Andreas Alfons , Ines Wilms

Recommendation fairness has recently attracted much attention. In the real world, recommendation systems are driven by user behavior, and since users with the same sensitive feature (e.g., gender and age) tend to have the same patterns,…

Information Retrieval · Computer Science 2025-07-16 Yang Liu , Feng Wu , Xuefang Zhu

Unfairness is a well-known challenge in Recommender Systems (RSs), often resulting in biased outcomes that disadvantage users or items based on attributes such as gender, race, age, or popularity. Although some approaches have started to…

Information Retrieval · Computer Science 2025-07-04 Yongsen Zheng , Zongxuan Xie , Guohua Wang , Ziyao Liu , Liang Lin , Kwok-Yan Lam

Recommender systems (RS), which are widely deployed across high-stakes domains, are susceptible to biases that can cause large-scale societal impacts. Researchers have proposed methods to measure and mitigate such biases - but translating…

Human-Computer Interaction · Computer Science 2026-03-02 Jing Nathan Yan , Emma Harvey , Junxiong Wang , Jeffrey M. Rzeszotarski , Allison Koenecke

Deep neural networks (DNNs) are increasingly used in real-world applications (e.g. facial recognition). This has resulted in concerns about the fairness of decisions made by these models. Various notions and measures of fairness have been…

Machine Learning · Computer Science 2021-01-22 Vedant Nanda , Samuel Dooley , Sahil Singla , Soheil Feizi , John P. Dickerson

Recommendation systems are now an integral part of our daily lives. We rely on them for tasks such as discovering new movies, finding friends on social media, and connecting job seekers with relevant opportunities. Given their vital role,…

Artificial Intelligence · Computer Science 2025-02-26 Tahsin Alamgir Kheya , Mohamed Reda Bouadjenek , Sunil Aryal

Interactive recommender systems (IRS) are increasingly optimized with Reinforcement Learning (RL) to capture the sequential nature of user-system dynamics. However, existing fairness-aware methods often suffer from a fundamental oversight:…

Machine Learning · Computer Science 2026-03-05 Yun Lu , Xiaoyu Shi , Hong Xie , Xiangyu Zhao , Mingsheng Shang

Recently, one critical issue looms large in the field of recommender systems -- there are no effective benchmarks for rigorous evaluation -- which consequently leads to unreproducible evaluation and unfair comparison. We, therefore, conduct…

Information Retrieval · Computer Science 2024-08-29 Zhu Sun , Hui Fang , Jie Yang , Xinghua Qu , Hongyang Liu , Di Yu , Yew-Soon Ong , Jie Zhang

The deep feedforward neural networks (DNNs) are increasingly deployed in socioeconomic critical decision support software systems. DNNs are exceptionally good at finding minimal, sufficient statistical patterns within their training data.…

Software Engineering · Computer Science 2023-04-11 Verya Monjezi , Ashutosh Trivedi , Gang Tan , Saeid Tizpaz-Niari

Recommendation fairness has attracted great attention recently. In real-world systems, users usually have multiple sensitive attributes (e.g. age, gender, and occupation), and users may not want their recommendation results influenced by…

Information Retrieval · Computer Science 2022-07-06 Yiqing Wu , Ruobing Xie , Yongchun Zhu , Fuzhen Zhuang , Xiang Ao , Xu Zhang , Leyu Lin , Qing He

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

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

Despite the development of effective deepfake detectors in recent years, recent studies have demonstrated that biases in the data used to train these detectors can lead to disparities in detection accuracy across different races and…

Computer Vision and Pattern Recognition · Computer Science 2023-11-09 Yan Ju , Shu Hu , Shan Jia , George H. Chen , Siwei Lyu

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

Preserving privacy and reducing communication costs for edge users pose significant challenges in recommendation systems. Although federated learning has proven effective in protecting privacy by avoiding data exchange between clients and…

Machine Learning · Computer Science 2023-11-01 Lin Wang , Zhichao Wang , Xi Leng , Xiaoying Tang

Recommender systems are an essential tool to relieve the information overload challenge and play an important role in people's daily lives. Since recommendations involve allocations of social resources (e.g., job recommendation), an…

Information Retrieval · Computer Science 2022-07-12 Yifan Wang , Weizhi Ma , Min Zhang , Yiqun Liu , Shaoping Ma

The core of the general recommender systems lies in learning high-quality embedding representations of users and items to investigate their positional relations in the feature space. Unfortunately, data sparsity caused by…

Information Retrieval · Computer Science 2025-04-24 Yi Zhang , Yiwen Zhang

Large-scale online marketplaces and recommender systems serve as critical technological support for e-commerce development. In industrial recommender systems, features play vital roles as they carry information for downstream models.…

Information Retrieval · Computer Science 2026-02-24 Xianquan Wang , Zhaocheng Du , Jieming Zhu , Qinglin Jia , Zhenhua Dong , Kai Zhang

News recommendation aims to help online news platform users find their preferred news articles. Existing news recommendation methods usually learn models from historical user behaviors on news. However, these behaviors are usually biased on…

Information Retrieval · Computer Science 2022-04-12 Tao Qi , Fangzhao Wu , Chuhan Wu , Peijie Sun , Le Wu , Xiting Wang , Yongfeng Huang , Xing Xie