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相关论文: Popularity Bias in Collaborative Filtering-Based M…

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Algorithms that favor popular items are used to help us select among many choices, from engaging articles on a social media news feed to songs and books that others have purchased, and from top-raked search engine results to highly-cited…

计算机与社会 · 计算机科学 2026-05-19 Azadeh Nematzadeh , Giovanni Luca Ciampaglia , Filippo Menczer , Alessandro Flammini

Point-of-Interest (POI) recommender systems provide personalized recommendations to users and help businesses attract potential customers. Despite their success, recent studies suggest that highly data-driven recommendations could be…

信息检索 · 计算机科学 2022-04-11 Hossein A. Rahmani , Yashar Deldjoo , Ali Tourani , Mohammadmehdi Naghiaei

Collaborative filtering is a broad and powerful framework for building recommendation systems that has seen widespread adoption. Over the past decade, the propensity of such systems for favoring popular products and thus creating echo…

信息检索 · 计算机科学 2017-02-20 Arda Antikacioglu , R Ravi

Collaborative Filtering (CF) typically suffers from the significant challenge of popularity bias due to the uneven distribution of items in real-world datasets. This bias leads to a significant accuracy gap between popular and unpopular…

信息检索 · 计算机科学 2024-06-12 Miaomiao Cai , Lei Chen , Yifan Wang , Haoyue Bai , Peijie Sun , Le Wu , Min Zhang , Meng Wang

Modern collaborative filtering algorithms seek to provide personalized product recommendations by uncovering patterns in consumer-product interactions. However, these interactions can be biased by how the product is marketed, for example…

信息检索 · 计算机科学 2019-12-05 Mengting Wan , Jianmo Ni , Rishabh Misra , Julian McAuley

Recommender systems have become the dominant means of curating cultural content, significantly influencing the nature of individual cultural experience. While the majority of research on recommender systems optimizes for personalized user…

计算机与社会 · 计算机科学 2022-08-04 Andres Ferraro , Gustavo Ferreira , Fernando Diaz , Georgina Born

Despite the prevalence of collaborative filtering in recommendation systems, there has been little theoretical development on why and how well it works, especially in the "online" setting, where items are recommended to users over time. We…

机器学习 · 计算机科学 2014-11-25 Guy Bresler , George H. Chen , Devavrat Shah

Recommendation systems are widespread, and through customized recommendations, promise to match users with options they will like. To that end, data on engagement is collected and used. Most recommendation systems are ranking-based, where…

信息检索 · 计算机科学 2024-05-08 Omar Besbes , Yash Kanoria , Akshit Kumar

Popularity bias in recommender systems can increase cultural overrepresentation by favoring norms from dominant cultures and marginalizing underrepresented groups. This issue is critical for platforms offering cultural products, as they…

信息检索 · 计算机科学 2024-12-20 Armin Moradi , Nicola Neophytou , Florian Carichon , Golnoosh Farnadi

In this paper, we analyze a collaborative filter that answers the simple question: What is popular amongst your friends? While this basic principle seems to be prevalent in many practical implementations, there does not appear to be much…

信息论 · 计算机科学 2016-11-18 Kishor Barman , Onkar Dabeer

Predicting the future popularity of online content is highly important in many applications. Preferential attachment phenomena is encountered in scale free networks.Under it's influece popular items get more popular thereby resulting in…

信息检索 · 计算机科学 2016-04-06 Khushnood Abbas , Shang Mingsheng , Luo Xin

Collaborative filtering is an effective recommendation approach in which the preference of a user on an item is predicted based on the preferences of other users with similar interests. A big challenge in using collaborative filtering…

信息检索 · 计算机科学 2012-03-19 Yu Zhang , Bin Cao , Dit-Yan Yeung

Popularity bias in music recommendation systems -- where artists and tracks with the highest listen counts are recommended more often -- can also propagate biases along demographic and cultural axes. In this work, we identify these biases…

信息检索 · 计算机科学 2024-05-29 Armin Moradi , Nicola Neophytou , Golnoosh Farnadi

Content-based and collaborative filtering methods are the most successful solutions in recommender systems. Content based method is based on items attributes. This method checks the features of users favourite items and then proposes the…

信息检索 · 计算机科学 2014-02-14 Niloofar Rastin , Mansoor Zolghadri Jahromi

Predicting the popularity of items in rating networks is an interesting but challenging problem. This is especially so when an item has first appeared and has received very few ratings. In this paper, we propose a novel approach to…

社会与信息网络 · 计算机科学 2015-09-18 J. Liebig , A. Rao

In recommender systems, popularity and conformity biases undermine recommender effectiveness by disproportionately favouring popular items, leading to their over-representation in recommendation lists and causing an unbalanced distribution…

信息检索 · 计算机科学 2024-08-20 Zhirong Huang , Shichao Zhang , Debo Cheng , Jiuyong Li , Lin Liu , Guixian Zhang

The suggestions generated by most existing recommender systems are known to suffer from a lack of diversity, and other issues like popularity bias. As a result, they have been observed to promote well-known "blockbuster" items, and to…

计算机与社会 · 计算机科学 2019-09-05 Bibek Paudel , Abraham Bernstein

Recommender systems, which can significantly help users find their interested items from the information era, has attracted an increasing attention from both the scientific and application society. One of the widest applied recommendation…

信息检索 · 计算机科学 2015-05-19 Lu Yu , Chuang Liu , Zi-Ke Zhang

Due to the extensive growth of information available online, recommender systems play a more significant role in serving people's interests. Traditional recommender systems mostly use an accuracy-focused approach to produce recommendations.…

信息检索 · 计算机科学 2023-02-22 Samira Vaez Barenji , Saeed Farzi

Recommender system usually suffers from severe popularity bias -- the collected interaction data usually exhibits quite imbalanced or even long-tailed distribution over items. Such skewed distribution may result from the users' conformity…

信息检索 · 计算机科学 2021-09-17 Zihao Zhao , Jiawei Chen , Sheng Zhou , Xiangnan He , Xuezhi Cao , Fuzheng Zhang , Wei Wu