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Related papers: Improving Recommender Systems Beyond the Algorithm

200 papers

One goal of online social recommendation systems is to harness the wisdom of crowds in order to identify high quality content. Yet the sequential voting mechanisms that are commonly used by these systems are at odds with existing…

Social and Information Networks · Computer Science 2016-03-16 L. Elisa Celis , Peter M. Krafft , Nathan Kobe

We propose a control-theoretic interpretation of recommender systems and use this perspective to analyze how fairness interventions shape long-term system behavior. Fairness concerns arise for both users and creators, ranging from opinion…

Systems and Control · Electrical Eng. & Systems 2026-05-05 Giulia De Pasquale , Sarah Dean , Paolo Frasca

Artificial intelligence (AI) systems are increasingly used for providing advice to facilitate human decision making in a wide range of domains, such as healthcare, criminal justice, and finance. Motivated by limitations of the current…

Artificial Intelligence · Computer Science 2023-07-04 Gali Noti , Yiling Chen

With information systems becoming larger scale, recommendation systems are a topic of growing interest in machine learning research and industry. Even though progress on improving model design has been rapid in research, we argue that many…

Information Retrieval · Computer Science 2022-11-14 Tobias Schnabel , Mengting Wan , Longqi Yang

Recommender systems continuously interact with users, creating feedback loops that shape both individual behavior and collective market dynamics. This paper introduces a simulation framework to model these loops in online retail…

Information Retrieval · Computer Science 2025-10-17 Gabriele Barlacchi , Margherita Lalli , Emanuele Ferragina , Fosca Giannotti , Luca Pappalardo

Recommender systems shape individual choices through feedback loops in which user behavior and algorithmic recommendations coevolve over time. The systemic effects of these loops remain poorly understood, in part due to unrealistic…

Information Retrieval · Computer Science 2026-02-19 Gabriele Barlacchi , Margherita Lalli , Emanuele Ferragina , Fosca Giannotti , Dino Pedreschi , Luca Pappalardo

Humans rely more and more on systems with AI components. The AI community typically treats human inputs as a given and optimizes AI models only. This thinking is one-sided and it neglects the fact that humans can learn, too. In this work,…

Human-Computer Interaction · Computer Science 2020-09-22 Johannes Schneider

In human-in-the-loop machine learning, the user provides information beyond that in the training data. Many algorithms and user interfaces have been designed to optimize and facilitate this human--machine interaction; however, fewer studies…

Human-Computer Interaction · Computer Science 2018-03-12 Pedram Daee , Tomi Peltola , Aki Vehtari , Samuel Kaski

Recommender systems have played a critical role in many web applications to meet user's personalized interests and alleviate the information overload. In this survey, we review the development of recommendation frameworks with the focus on…

Information Retrieval · Computer Science 2022-03-29 Chao Huang

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

As the final stage of recommender systems, re-ranking presents ordered item lists to users that best match their interests. It plays such a critical role and has become a trending research topic with much attention from both academia and…

Information Retrieval · Computer Science 2025-04-08 Qunwei Li , Linghui Li , Jianbin Lin , Wenliang Zhong

The paper presents a machine learning approach to design digital interfaces that can dynamically adapt to different users and usage strategies. The algorithm uses Bayesian statistics to model users' browsing behavior, focusing on their…

Machine Learning · Computer Science 2025-09-24 Eric Petit , Denis Chêne

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.…

Information Retrieval · Computer Science 2022-03-14 Alireza Gharahighehi , Felipe Kenji Nakano , Celine Vens

Recommender systems use data on past user preferences to predict possible future likes and interests. A key challenge is that while the most useful individual recommendations are to be found among diverse niche objects, the most reliably…

Information Retrieval · Computer Science 2010-03-15 Tao Zhou , Zoltan Kuscsik , Jian-Guo Liu , Matus Medo , Joseph R. Wakeling , Yi-Cheng Zhang

One of the main challenges in recommender systems is data sparsity which leads to high variance. Several attempts have been made to improve the bias-variance trade-off using auxiliary information. In particular, document modeling-based…

Information Retrieval · Computer Science 2021-09-14 Meysam Varasteh , Mehdi Soleiman Nejad , Hadi Moradi , Mohammad Amin Sadeghi , Ahmad Kalhor

We propose an algorithm for next query recommendation in interactive data exploration settings, like knowledge discovery for information gathering. The state-of-the-art query recommendation algorithms are based on sequence-to-sequence…

Information Retrieval · Computer Science 2024-07-08 Shameem A Puthiya Parambath , Christos Anagnostopoulos , Roderick Murray-Smith

The explosive growth of information challenges people's capability in finding out items fitting to their own interests. Recommender systems provide an efficient solution by automatically push possibly relevant items to users according to…

Information Retrieval · Computer Science 2015-01-16 Xuzhen Zhu , Hui Tian , Zheng Hu , Ping Zhang , Tao Zhou

The quality of an induced model by a learning algorithm is dependent on the quality of the training data and the hyper-parameters supplied to the learning algorithm. Prior work has shown that improving the quality of the training data…

Machine Learning · Statistics 2014-03-14 Michael R. Smith , Tony Martinez , Christophe Giraud-Carrier

The effectiveness of recommendation systems is pivotal to user engagement and satisfaction in online platforms. As these recommendation systems increasingly influence user choices, their evaluation transcends mere technical performance and…

Information Retrieval · Computer Science 2024-01-15 Aryan Jadon , Avinash Patil

This paper proposes a new approach to training recommender systems called deviation-based learning. The recommender and rational users have different knowledge. The recommender learns user knowledge by observing what action users take upon…

Theoretical Economics · Economics 2022-08-22 Junpei Komiyama , Shunya Noda