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Related papers: A Survey on Federated Recommendation Systems

200 papers

Extending recommender systems to federated learning (FL) frameworks to protect the privacy of users or platforms while making recommendations has recently gained widespread attention in academia. This is due to the natural coupling of…

Information Retrieval · Computer Science 2025-08-28 Yunqi Mi , Jiakui Shen , Guoshuai Zhao , Jialie Shen , Xueming Qian

Federated learning is emerging as a machine learning technique that trains a model across multiple decentralized parties. It is renowned for preserving privacy as the data never leaves the computational devices, and recent approaches…

Machine Learning · Computer Science 2021-06-25 Yuchen Li , Yifan Bao , Liyao Xiang , Junhan Liu , Cen Chen , Li Wang , Xinbing Wang

Federated learning is widely considered to be as a privacy-aware learning method because no training data is exchanged directly between clients. Nevertheless, there are threats to privacy in federated learning, and privacy countermeasures…

Machine Learning · Computer Science 2025-09-01 Masahiro Hayashitani , Junki Mori , Isamu Teranishi

In recent years, recommender systems are crucially important for the delivery of personalized services that satisfy users' preferences. With personalized recommendation services, users can enjoy a variety of recommendations such as movies,…

Information Retrieval · Computer Science 2023-03-21 Shijie Zhang , Wei Yuan , Hongzhi Yin

Everyday, large amounts of sensitive data is distributed across mobile phones, wearable devices, and other sensors. Traditionally, these enormous datasets have been processed on a single system, with complex models being trained to make…

Machine Learning · Computer Science 2023-01-10 Zongshun Zhang , Andrea Pinto , Valeria Turina , Flavio Esposito , Ibrahim Matta

Federated learning has been rapidly evolving and gaining popularity in recent years due to its privacy-preserving features, among other advantages. Nevertheless, the exchange of model updates and gradients in this architecture provides new…

Cryptography and Security · Computer Science 2024-03-20 Ehsan Hallaji , Roozbeh Razavi-Far , Mehrdad Saif , Boyu Wang , Qiang Yang

With the recent success of large language models, particularly foundation models with generalization abilities, applying foundation models for recommendations becomes a new paradigm to improve existing recommendation systems. It becomes a…

Information Retrieval · Computer Science 2024-05-09 Chunxu Zhang , Guodong Long , Hongkuan Guo , Xiao Fang , Yang Song , Zhaojie Liu , Guorui Zhou , Zijian Zhang , Yang Liu , Bo Yang

Federated learning becomes a prominent approach when different entities want to learn collaboratively a common model without sharing their training data. However, Federated learning has two main drawbacks. First, it is quite bandwidth…

Cryptography and Security · Computer Science 2021-03-02 Raouf Kerkouche , Gergely Ács , Claude Castelluccia , Pierre Genevès

Federated recommender systems (FedRecSys) have emerged as a pivotal solution for privacy-aware recommendations, balancing growing demands for data security and personalized experiences. Current research efforts predominantly concentrate on…

Information Retrieval · Computer Science 2025-04-11 Chunxu Zhang , Guodong Long , Zijian Zhang , Zhiwei Li , Honglei Zhang , Qiang Yang , Bo Yang

In the traditional distributed machine learning scenario, the user's private data is transmitted between clients and a central server, which results in significant potential privacy risks. In order to balance the issues of data privacy and…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-12-20 Zihao Zhao , Yuzhu Mao , Yang Liu , Linqi Song , Ye Ouyang , Xinlei Chen , Wenbo Ding

The increasing adoption of data-driven applications in education such as in learning analytics and AI in education has raised significant privacy and data protection concerns. While these challenges have been widely discussed in previous…

Machine Learning · Computer Science 2025-03-19 Mohammad Khalil , Ronas Shakya , Qinyi Liu

Federated learning is a decentralized machine learning approach where clients train models locally and share model updates to develop a global model. This enables low-resource devices to collaboratively build a high-quality model without…

Cryptography and Security · Computer Science 2024-12-10 Li Bai , Haibo Hu , Qingqing Ye , Haoyang Li , Leixia Wang , Jianliang Xu

Personalized News Recommendation systems (PNR) have emerged as a solution to information overload by predicting and suggesting news items tailored to individual user interests. However, traditional PNR systems face several challenges,…

Social and Information Networks · Computer Science 2025-07-24 Mehdi Khalaj , Shahrzad Golestani Najafabadi , Julita Vassileva

Federated learning enables machine learning models to learn from private decentralized data without compromising privacy. The standard formulation of federated learning produces one shared model for all clients. Statistical heterogeneity…

Machine Learning · Computer Science 2020-03-20 Viraj Kulkarni , Milind Kulkarni , Aniruddha Pant

The increasing digitalization of education presents unprecedented opportunities for data-driven personalization, but it also introduces significant challenges to student data privacy. Conventional recommender systems rely on centralized…

Machine Learning · Computer Science 2025-11-12 Rodrigo Tertulino , Ricardo Almeida

Federated learning has been a hot research topic in enabling the collaborative training of machine learning models among different organizations under the privacy restrictions. As researchers try to support more machine learning models with…

Machine Learning · Computer Science 2021-12-07 Qinbin Li , Zeyi Wen , Zhaomin Wu , Sixu Hu , Naibo Wang , Yuan Li , Xu Liu , Bingsheng He

Federated learning suffers from several privacy-related issues that expose the participants to various threats. A number of these issues are aggravated by the centralized architecture of federated learning. In this paper, we discuss…

Cryptography and Security · Computer Science 2020-04-24 Aidmar Wainakh , Alejandro Sanchez Guinea , Tim Grube , Max Mühlhäuser

Federated Learning is a new subfield of machine learning that allows fitting models without collecting the training data itself. Instead of sharing data, users collaboratively train a model by only sending weight updates to a server. To…

Machine Learning · Computer Science 2019-11-28 Florian Hartmann , Sunah Suh , Arkadiusz Komarzewski , Tim D. Smith , Ilana Segall

This paper proposes a data privacy protection framework based on federated learning, which aims to realize effective cross-domain data collaboration under the premise of ensuring data privacy through distributed learning. Federated learning…

Machine Learning · Computer Science 2025-04-02 Yiwei Zhang , Jie Liu , Jiawei Wang , Lu Dai , Fan Guo , Guohui Cai

Federated learning has emerged as a powerful framework for analysing distributed data, yet two challenges remain pivotal: heterogeneity across sites and privacy of local data. In this paper, we address both challenges within a federated…

Machine Learning · Computer Science 2026-04-07 Mengchu Li , Ye Tian , Yang Feng , Yi Yu