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The pursuit of fairness in machine learning (ML), ensuring that the models do not exhibit biases toward protected demographic groups, typically results in a compromise scenario. This compromise can be explained by a Pareto frontier where…

机器学习 · 计算机科学 2024-11-11 Jinlong Pang , Jialu Wang , Zhaowei Zhu , Yuanshun Yao , Chen Qian , Yang Liu

Bipartite ranking, which aims to learn a scoring function that ranks positive individuals higher than negative ones from labeled data, is widely adopted in various applications where sample prioritization is needed. Recently, there have…

机器学习 · 计算机科学 2021-06-08 Sen Cui , Weishen Pan , Changshui Zhang , Fei Wang

Fair ranking problems arise in many decision-making processes that often necessitate a trade-off between accuracy and fairness. Many existing studies have proposed correction methods such as adding fairness constraints to a ranking model's…

机器学习 · 计算机科学 2022-04-26 Ryosuke Sonoda

Concerns about algorithmic bias and fairness have increased as artificial intelligence has been incorporated into high-stakes decision-making. Traditional Naive Bayes classifiers, while efficient and interpretable, lack fairness-awareness…

As trustworthy AI continues to advance, the fairness issue in recommendations has received increasing attention. A recommender system is considered unfair when it produces unequal outcomes for different user groups based on user-sensitive…

人工智能 · 计算机科学 2024-10-24 Wei Chen , Meng Yuan , Zhao Zhang , Ruobing Xie , Fuzhen Zhuang , Deqing Wang , Rui Liu

In consequential decision-making applications, mitigating unwanted biases in machine learning models that yield systematic disadvantage to members of groups delineated by sensitive attributes such as race and gender is one key intervention…

机器学习 · 计算机科学 2022-12-15 Prasanna Sattigeri , Soumya Ghosh , Inkit Padhi , Pierre Dognin , Kush R. Varshney

Considering the impact of recommendations on item providers is one of the duties of multi-sided recommender systems. Item providers are key stakeholders in online platforms, and their earnings and plans are influenced by the exposure their…

信息检索 · 计算机科学 2021-06-29 Ludovico Boratto , Gianni Fenu , Mirko Marras

Popularity bias is a persistent issue associated with recommendation systems, posing challenges to both fairness and efficiency. Existing literature widely acknowledges that reducing popularity bias often requires sacrificing recommendation…

信息检索 · 计算机科学 2023-06-05 Bin Liu , Erjia Chen , Bang Wang

Binary decision making classifiers are not fair by default. Fairness requirements are an additional element to the decision making rationale, which is typically driven by maximizing some utility function. In that sense, algorithmic fairness…

计算机与社会 · 计算机科学 2022-06-07 Joachim Baumann , Anikó Hannák , Christoph Heitz

Fairness is a critical system-level objective in recommender systems that has been the subject of extensive recent research. It is especially important in multi-sided recommendation platforms where it may be crucial to optimize utilities…

信息检索 · 计算机科学 2021-11-11 Masoud Mansoury

Increasing concerns about disparate effects of AI have motivated a great deal of work on fair machine learning. Existing works mainly focus on independence- and separation-based measures (e.g., demographic parity, equality of opportunity,…

机器学习 · 统计学 2022-06-07 Xianli Zeng , Edgar Dobriban , Guang Cheng

In this paper, we propose FairNN a neural network that performs joint feature representation and classification for fairness-aware learning. Our approach optimizes a multi-objective loss function in which (a) learns a fair representation by…

Predicting user affinity to items is an important problem in applications like content optimization, computational advertising, and many more. While bilinear random effect models (matrix factorization) provide state-of-the-art performance…

机器学习 · 计算机科学 2012-03-26 Rajiv Khanna , Liang Zhang , Deepak Agarwal , Beechung Chen

Traditional approaches to ensure group fairness in algorithmic decision making aim to equalize ``total'' error rates for different subgroups in the population. In contrast, we argue that the fairness approaches should instead focus only on…

机器学习 · 计算机科学 2021-05-11 Junaid Ali , Preethi Lahoti , Krishna P. Gummadi

User preferences for items can be inferred from either explicit feedback, such as item ratings, or implicit feedback, such as rental histories. Research in collaborative filtering has concentrated on explicit feedback, resulting in the…

机器学习 · 计算机科学 2015-03-19 Andriy Mnih , Yee Whye Teh

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…

信息检索 · 计算机科学 2025-04-24 Yi Zhang , Yiwen Zhang

News recommendation is important for online news services. Existing news recommendation models are usually learned from users' news click behaviors. Usually the behaviors of users with the same sensitive attributes (e.g., genders) have…

信息检索 · 计算机科学 2021-04-16 Chuhan Wu , Fangzhao Wu , Xiting Wang , Yongfeng Huang , Xing Xie

We study methods for improving fairness to subgroups in settings with overlapping populations and sequential predictions. Classical notions of fairness focus on the balance of some property across different populations. However, in many…

机器学习 · 计算机科学 2019-12-04 Avrim Blum , Thodoris Lykouris

Recommender systems are information retrieval methods that predict user preferences to personalize services. These systems use the feedback and the ratings provided by users to model the behavior of users and to generate recommendations.…

信息检索 · 计算机科学 2022-03-14 Alireza Gharahighehi , Felipe Kenji Nakano , Celine Vens

When devising recommendation services, it is important to account for the interests of all content providers, encompassing not only newcomers but also minority demographic groups. In various instances, certain provider groups find…

信息检索 · 计算机科学 2024-01-25 Ludovico Boratto , Giulia Cerniglia , Mirko Marras , Alessandra Perniciano , Barbara Pes