English
Related papers

Related papers: Personalized Bayesian Federated Learning with Wass…

200 papers

Federated learning (FL) enables collaborative model training across distributed clients without centralizing data. However, existing approaches such as Federated Averaging (FedAvg) often perform poorly with heterogeneous data distributions,…

Machine Learning · Computer Science 2025-08-05 Gyuejeong Lee , Daeyoung Choi

Federated learning (FL) is a decentralized machine learning technique that enables multiple clients to collaboratively train models without requiring clients to reveal their raw data to each other. Although traditional FL trains a single…

Machine Learning · Computer Science 2023-11-22 Junki Mori , Tomoyuki Yoshiyama , Furukawa Ryo , Isamu Teranishi

The recent trend towards Personalized Federated Learning (PFL) has garnered significant attention as it allows for the training of models that are tailored to each client while maintaining data privacy. However, current PFL techniques…

Machine Learning · Computer Science 2023-05-03 Yue Wu , Shuaicheng Zhang , Wenchao Yu , Yanchi Liu , Quanquan Gu , Dawei Zhou , Haifeng Chen , Wei Cheng

Federated Learning (FL) is a distributed learning technique that maintains data privacy by providing a decentralized training method for machine learning models using distributed big data. This promising Federated Learning approach has also…

Machine Learning · Computer Science 2024-11-11 Prakash Chourasia , Tamkanat E Ali , Sarwan Ali , Murray Pattersn

Conventional federated learning algorithms train a single global model by leveraging all participating clients' data. However, due to heterogeneity in client generative distributions and predictive models, these approaches may not…

Personalization aims to characterize individual preferences and is widely applied across many fields. However, conventional personalized methods operate in a centralized manner, potentially exposing raw data when pooling individual…

Machine Learning · Computer Science 2025-08-06 Hao Di , Yi Yang , Haishan Ye , Xiangyu Chang

We introduce and study a novel model-selection strategy for Bayesian learning, based on optimal transport, along with its associated predictive posterior law: the Wasserstein population barycenter of the posterior law over models. We first…

Machine Learning · Statistics 2022-11-10 Julio Backhoff-Veraguas , Joaquin Fontbona , Gonzalo Rios , Felipe Tobar

Personalized Federated Learning (PFL) has presented a significant challenge to deliver personalized models to individual clients through collaborative training. Existing PFL methods are often vulnerable to non-IID data, which severely…

Federated Learning (FL) emerged as a decentralized paradigm to train models while preserving privacy. However, conventional FL struggles with data heterogeneity and class imbalance, which degrade model performance. Clustered FL balances…

Machine Learning · Computer Science 2025-05-05 Alessandro Licciardi , Davide Leo , Eros Fanì , Barbara Caputo , Marco Ciccone

Federated reinforcement learning typically aggregates value functions or policies by parameter averaging, which emphasizes expected return and can obscure statistical multimodality and tail behavior that matter in safety-critical settings.…

Machine Learning · Computer Science 2026-03-19 David Millard , Cecilia Alm , Rashid Ali , Pengcheng Shi , Ali Baheri

Federated learning enables collaborative model training without sharing raw data, but its performance can degrade substantially under heterogeneous client data distributions. A single global model often cannot satisfy diverse client…

Machine Learning · Computer Science 2026-05-27 Yunseok Kang , Jaeyoung Song

As a popular paradigm of distributed learning, personalized federated learning (PFL) allows personalized models to improve generalization ability and robustness by utilizing knowledge from all distributed clients. Most existing PFL…

Machine Learning · Computer Science 2023-03-16 Guanghao Li , Wansen Wu , Yan Sun , Li Shen , Baoyuan Wu , Dacheng Tao

Personalized federated learning (PFL) reduces the impact of non-independent and identically distributed (non-IID) data among clients by allowing each client to train a personalized model when collaborating with others. A key question in PFL…

Machine Learning · Computer Science 2023-09-21 Xinghao Wu , Xuefeng Liu , Jianwei Niu , Guogang Zhu , Shaojie Tang

In recent years, personalized federated learning (pFL) has attracted increasing attention for its potential in dealing with statistical heterogeneity among clients. However, the state-of-the-art pFL methods rely on model parameters…

Machine Learning · Computer Science 2021-11-05 Jie Zhang , Song Guo , Xiaosong Ma , Haozhao Wang , Wencao Xu , Feijie Wu

Personalized federated learning (PFL) has garnered significant attention for its ability to address heterogeneous client data distributions while preserving data privacy. However, when local client data is limited, deep learning models…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-04-24 Ying Chang , Xiaohu Shi , Xiaohui Zhao , Zhaohuang Chen , Deyin Ma

Federated learning (FL) enables distributed training with private client data, but its convergence is hindered by system heterogeneity under realistic communication scenarios. Most FL schemes addressing system heterogeneity utilize global…

Machine Learning · Computer Science 2025-09-19 Keumseo Ryum , Jinu Gong , Joonhyuk Kang

Federated Learning provides a privacy-preserving paradigm for distributed learning, but suffers from statistical heterogeneity across clients. Personalized Federated Learning (PFL) mitigates this issue by considering client-specific models.…

Machine Learning · Statistics 2026-02-17 Ala Emrani , Amir Najafi , Abolfazl Motahari

Federated learning (FL) enables multiple clients with distributed data sources to collaboratively train a shared model without compromising data privacy. However, existing FL paradigms face challenges due to heterogeneity in client data…

Machine Learning · Computer Science 2024-10-21 Brianna Mueller , W. Nick Street , Stephen Baek , Qihang Lin , Jingyi Yang , Yankun Huang

The federated learning (FL) paradigm emerges to preserve data privacy during model training by only exposing clients' model parameters rather than original data. One of the biggest challenges in FL lies in the non-IID (not identical and…

Machine Learning · Computer Science 2023-05-26 Jiahao Tan , Yipeng Zhou , Gang Liu , Jessie Hui Wang , Shui Yu

While deep neural networks (DNNs) based personalized federated learning (PFL) is demanding for addressing data heterogeneity and shows promising performance, existing methods for federated learning (FL) suffer from efficient systematic…

Machine Learning · Computer Science 2025-05-08 Hui Chen , Hengyu Liu , Zhangkai Wu , Xuhui Fan , Longbing Cao