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Related papers: Personalized Federated Sequential Recommender

200 papers

Session-based recommendation (SR) aims to dynamically recommend items to a user based on a sequence of the most recent user-item interactions. Most existing studies on SR adopt advanced deep learning methods. However, the majority only…

Information Retrieval · Computer Science 2024-01-17 Huizi Wu , Cong Geng , Hui Fang

Federated learning (FL) is a rapidly growing privacy-preserving collaborative machine learning paradigm. In practical FL applications, local data from each data silo reflect local usage patterns. Therefore, there exists heterogeneity of…

Machine Learning · Computer Science 2022-02-01 Shenglai Zeng , Zonghang Li , Hongfang Yu , Yihong He , Zenglin Xu , Dusit Niyato , Han Yu

We consider the problem of personalized federated learning when there are known cluster structures within users. An intuitive approach would be to regularize the parameters so that users in the same cluster share similar model weights. The…

Machine Learning · Computer Science 2022-04-29 Boxiang Lyu , Filip Hanzely , Mladen Kolar

Human trajectory forecasting is crucial for safe navigation in crowded environments, requiring models that balance accuracy with computational efficiency. Efficiently modeling social interactions is key to performance in dense crowds. Yet,…

Computer Vision and Pattern Recognition · Computer Science 2026-05-18 Po-Chien Luan , Wuyang Li , Yang Gao , Alexandre Alahi

Federated Learning offers a solution for decentralised model training, addressing the difficulties associated with distributed data and privacy in machine learning. However, the fact of data heterogeneity in federated learning frequently…

Machine Learning · Computer Science 2025-09-10 Ozgu Goksu , Nicolas Pugeault

Personalized Federated Learning (PFL) which collaboratively trains a federated model while considering local clients under privacy constraints has attracted much attention. Despite its popularity, it has been observed that existing PFL…

Machine Learning · Computer Science 2022-12-05 Tianchun Wang , Wei Cheng , Dongsheng Luo , Wenchao Yu , Jingchao Ni , Liang Tong , Haifeng Chen , Xiang Zhang

Graph neural network (GNN)-based federated recommendation systems effectively capture user-item relationships while preserving data privacy. However, existing methods often face slow convergence on graph data and privacy leakage risks…

Information Retrieval · Computer Science 2026-03-27 Zhenxing Yan , Jidong Yuan , Yongqi Sun , Haiyang Liu , Zhihui Gao

In federated learning (FL), accommodating clients with diverse resource constraints remains a significant challenge. A widely adopted approach is to use a shared full-size model, from which each client extracts a submodel aligned with its…

Machine Learning · Computer Science 2026-04-14 Wenfei Liang , Wee Peng Tay

Sequential recommendation models the dynamics of a user's previous behaviors in order to forecast the next item, and has drawn a lot of attention. Transformer-based approaches, which embed items as vectors and use dot-product self-attention…

Information Retrieval · Computer Science 2022-03-08 Ziwei Fan , Zhiwei Liu , Alice Wang , Zahra Nazari , Lei Zheng , Hao Peng , Philip S. Yu

Federated Learning (FL) facilitates collaborative model training across decentralized clients while preserving data privacy by avoiding raw data exchange. Despite its potential, FL performance is often compromised by data heterogeneity…

Machine Learning · Computer Science 2026-05-12 Qijun Hou , Yuchen Shi , Pingyi Fan , Khaled B. Letaief

Federated Learning is an emerging learning paradigm that allows training models from samples distributed across a large network of clients while respecting privacy and communication restrictions. Despite its success, federated learning…

Machine Learning · Computer Science 2022-06-07 Isidoros Tziotis , Zebang Shen , Ramtin Pedarsani , Hamed Hassani , Aryan Mokhtari

In this paper, we propose a sequential recommendation model that integrates Time-aware personalization, Multi-interest personalization, and Explanation personalization for Personalized Sequential Recommendation (TME-PSR). That is, we…

Information Retrieval · Computer Science 2026-04-13 Qingzhuo Wang , Leilei Wen , Juntao Chen , Kunyu Peng , Ruiyang Qin , Zhihua Wei , Wen Shen

Personalization methods in federated learning aim to balance the benefits of federated and local training for data availability, communication cost, and robustness to client heterogeneity. Approaches that require clients to communicate all…

Machine Learning · Computer Science 2022-04-28 Karan Singhal , Hakim Sidahmed , Zachary Garrett , Shanshan Wu , Keith Rush , Sushant Prakash

Sequential recommendation (SR) systems excel at capturing users' dynamic preferences by leveraging their interaction histories. Most existing SR systems assign a single embedding vector to each item to represent its features, and various…

Information Retrieval · Computer Science 2025-02-11 Mingrui Liu , Sixiao Zhang , Cheng Long

Federated Learning (FL) enables collaborative learning across distributed clients while preserving data privacy. However, FL faces significant challenges when dealing with heterogeneous data distributions, which can lead to suboptimal…

Machine Learning · Computer Science 2025-03-11 Duy Phuong Nguyen , J. Pablo Munoz , Tanya Roosta , Ali Jannesari

Federated Learning(FL) is popular as a privacy-preserving machine learning paradigm for generating a single model on decentralized data. However, statistical heterogeneity poses a significant challenge for FL. As a subfield of FL,…

Machine Learning · Computer Science 2024-10-22 Keting Yin , Jiayi Mao

The proliferation of Internet services has led to an increasing need to protect private data. User authentication serves as a crucial mechanism to ensure data security. Although robust authentication forms the cornerstone of remote service…

Cryptography and Security · Computer Science 2024-12-18 Hamidreza Fereidouni , Abdelhakim Senhaji Hafid , Dimitrios Makrakis , Yaser Baseri

Federated Learning (FL) has emerged as an effective solution for multi-institutional collaborations without sharing patient data, offering a range of methods tailored for diverse applications. However, real-world medical datasets are often…

Machine Learning · Computer Science 2025-04-16 Penghao Wang , Qian Chen , Teng Zhang , Yingwei Zhang , Wang Lu , Yiqiang Chen

Personalized Federated Learning (FL) is an emerging research field in FL that learns an easily adaptable global model in the presence of data heterogeneity among clients. However, one of the main challenges for personalized FL is the heavy…

Machine Learning · Computer Science 2022-06-14 Jaehun Song , Min-hwan Oh , Hyung-Sin Kim

Multi-Model Federated Learning (MMFL) is an emerging direction in Federated Learning (FL) where multiple models are trained in parallel, generally on various datasets. Optimizing the models' accuracies and training times in the MMFL setting…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-10-14 Shouxu Lin , Zimeng Pan , Yuhang Yao , Haeyoung Noh , Pei Zhang , Carlee Joe-Wong