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Related papers: Quantifying the Effects of Recommendation Systems

200 papers

Collaborative recommendation is an information-filtering technique that attempts to present information items (movies, music, books, news, images, Web pages, etc.) that are likely of interest to the Internet user. Traditionally,…

Machine Learning · Statistics 2009-10-14 Gérard Biau , Benoit Cadre , Laurent Rouvière

Recommendation systems are pervasive in the digital economy. An important assumption in many deployed systems is that user consumption reflects user preferences in a static sense: users consume the content they like with no other…

Computers and Society · Computer Science 2023-02-14 Andreas Haupt , Dylan Hadfield-Menell , Chara Podimata

Despite the benefits of personalizing items and information tailored to users' needs, it has been found that recommender systems tend to introduce biases that favor popular items or certain categories of items, and dominant user groups. In…

Information Retrieval · Computer Science 2024-01-01 Yongsu Ahn , Yu-Ru Lin

Current practice for evaluating recommender systems typically focuses on point estimates of user-oriented effectiveness metrics or business metrics, sometimes combined with additional metrics for considerations such as diversity and…

Information Retrieval · Computer Science 2023-09-13 Michael D. Ekstrand , Ben Carterette , Fernando Diaz

Aggregated data in real world recommender applications often feature fat-tailed distributions of the number of times individual items have been rated or favored. We propose a model to simulate such data. The model is mainly based on social…

Physics and Society · Physics 2012-08-14 Marcel Blattner , Matus Medo

Conventional collaborative filtering techniques don't take into consideration the effect of discrepancy in users' rating perception. Some users may rarely give 5 stars to items while others almost always assign 5 stars to the chosen item.…

Information Retrieval · Computer Science 2022-05-11 Nikita Marin , Elizaveta Makhneva , Maria Lysyuk , Vladimir Chernyy , Ivan Oseledets , Evgeny Frolov

Recommender systems, which offer personalized suggestions to users, power many of today's social media, e-commerce and entertainment. However, these systems have been known to intellectually isolate users from a variety of perspectives, or…

Machine Learning · Computer Science 2022-09-20 Vivek Anand , Matthew Yang , Zhanzhan Zhao

Recommender systems attempt to reduce information overload and retain customers by selecting a subset of items from a universal set based on user preferences. While research in recommender systems grew out of information retrieval and…

Information Retrieval · Computer Science 2007-05-23 Saverio Perugini , Marcos Andre Goncalves , Edward A. Fox

Recommendation system is important to a content sharing/creating social network. Collaborative filtering is a widely-adopted technology in conventional recommenders, which is based on similarity between positively engaged content items…

Information Retrieval · Computer Science 2019-09-05 Yifang Liu , Zhentao Xu , Cong Hui , Yi Xuan , Jessie Chen , Yuanming Shan

Recommendation systems have been widely used by commercial service providers for giving suggestions to users. Collaborative filtering (CF) systems, one of the most popular recommendation systems, utilize the history of behaviors of the…

Information Retrieval · Computer Science 2016-11-16 Saber Shokat Fadaee , Mohammad Sajjad Ghaemi , Ravi Sundaram , Hossein Azari Soufiani

This paper identifies the factors that have an impact on mobile recommender systems. Recommender systems have become a technology that has been widely used by various online applications in situations where there is an information overload…

Information Retrieval · Computer Science 2018-05-08 Elias Pimenidis , Nikolaos Polatidis , Haralambos Mouratidis

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…

Computers and Society · Computer Science 2022-08-04 Andres Ferraro , Gustavo Ferreira , Fernando Diaz , Georgina Born

Available recommender systems mostly provide recommendations based on the users preferences by utilizing traditional methods such as collaborative filtering which only relies on the similarities between users and items. However,…

Information Retrieval · Computer Science 2015-08-10 Kasra Madadipouya

Machine learning is used extensively in recommender systems deployed in products. The decisions made by these systems can influence user beliefs and preferences which in turn affect the feedback the learning system receives - thus creating…

Machine Learning · Statistics 2019-03-28 Ray Jiang , Silvia Chiappa , Tor Lattimore , András György , Pushmeet Kohli

Collaborative Filtering~(CF) plays a crucial role in modern recommender systems, leveraging historical user-item interactions to provide personalized suggestions. However, CF-based methods often encounter biases due to imbalances in…

Information Retrieval · Computer Science 2025-11-18 Miaomiao Cai , Min Hou , Lei Chen , Le Wu , Haoyue Bai , Yong Li , Meng Wang

The pervasive use of social media provides massive data about individuals' online social activities and their social relations. The building block of most existing recommendation systems is the similarity between users with social…

Social and Information Networks · Computer Science 2018-03-19 Ghazaleh Beigi , Huan Liu

Traditional recommender systems primarily rely on a single type of user-item interaction, such as item purchases or ratings, to predict user preferences. However, in real-world scenarios, users engage in a variety of behaviors, such as…

Information Retrieval · Computer Science 2025-03-11 Kyungho Kim , Sunwoo Kim , Geon Lee , Jinhong Jung , Kijung Shin

Recommender systems are central to modern online platforms, but a popular concern is that they may be pulling society in dangerous directions (e.g., towards filter bubbles). However, a challenge with measuring the effects of recommender…

Computers and Society · Computer Science 2021-10-25 Serina Chang , Johan Ugander

Recent scholarly work has extensively examined the phenomenon of algorithmic collusion driven by AI-enabled pricing algorithms. However, online platforms commonly deploy recommender systems that influence how consumers discover and purchase…

Artificial Intelligence · Computer Science 2024-12-17 Xingchen Xu , Stephanie Lee , Yong Tan

The proliferation of personalized recommendation technologies has raised concerns about discrepancies in their recommendation performance across different genders, age groups, and racial or ethnic populations. This varying degree of…

Information Retrieval · Computer Science 2020-02-19 Masoud Mansoury , Himan Abdollahpouri , Jessie Smith , Arman Dehpanah , Mykola Pechenizkiy , Bamshad Mobasher