English
Related papers

Related papers: FedHarmony: Harmonizing Heterogeneous Label Correl…

200 papers

Federated learning (FL) is a privacy-preserving distributed learning paradigm that enables clients to jointly train a global model. In real-world FL implementations, client data could have label noise, and different clients could have…

Machine Learning · Computer Science 2022-04-12 Jingyi Xu , Zihan Chen , Tony Q. S. Quek , Kai Fong Ernest Chong

Traditional federated classification methods, even those designed for non-IID clients, assume that each client annotates its local data with respect to the same universal class set. In this paper, we focus on a more general yet practical…

Machine Learning · Computer Science 2023-06-07 Jiayun Zhang , Xiyuan Zhang , Xinyang Zhang , Dezhi Hong , Rajesh K. Gupta , Jingbo Shang

Federated learning in practice must contend with heterogeneous feature spaces, severe non-IID data, and scarce labels across clients. We present FedFusion, a federated transfer-learning framework that unifies domain adaptation and frugal…

Machine Learning · Computer Science 2025-09-24 Ferdinand Kahenga , Antoine Bagula , Patrick Sello , Sajal K. Das

Federated learning provides a privacy-preserving manner to collaboratively train models on data distributed over multiple local clients via the coordination of a global server. In this paper, we focus on label distribution skew in federated…

Machine Learning · Computer Science 2024-09-23 Jianghu Lu , Shikun Li , Kexin Bao , Pengju Wang , Zhenxing Qian , Shiming Ge

Federated learning (FL) aims to collaboratively train a shared model across multiple clients without transmitting their local data. Data heterogeneity is a critical challenge in realistic FL settings, as it causes significant performance…

Machine Learning · Computer Science 2023-11-15 Yuwei Wang , Runhan Li , Hao Tan , Xuefeng Jiang , Sheng Sun , Min Liu , Bo Gao , Zhiyuan Wu

Federated learning aims to collaboratively learn a model by using the data from multiple users under privacy constraints. In this paper, we study the multi-label classification problem under the federated learning setting, where trivial…

Machine Learning · Computer Science 2024-04-25 Xuming An , Dui Wang , Li Shen , Yong Luo , Han Hu , Bo Du , Yonggang Wen , Dacheng Tao

Federated Learning (FL) heavily depends on label quality for its performance. However, the label distribution among individual clients is always both noisy and heterogeneous. The high loss incurred by client-specific samples in…

Machine Learning · Computer Science 2024-03-26 Xinyuan Ji , Zhaowei Zhu , Wei Xi , Olga Gadyatskaya , Zilong Song , Yong Cai , Yang Liu

Federated noisy label learning (FNLL) is emerging as a promising tool for privacy-preserving multi-source decentralized learning. Existing research, relying on the assumption of class-balanced global data, might be incapable to model…

Machine Learning · Computer Science 2023-08-02 Nannan Wu , Li Yu , Xuefeng Jiang , Kwang-Ting Cheng , Zengqiang Yan

Federated learning enables distributed clients to collaborate on training while storing their data locally to protect client privacy. However, due to the heterogeneity of data, models, and devices, the final global model may need to perform…

Machine Learning · Computer Science 2024-06-25 Wolong Xing , Zhenkui Shi , Hongyan Peng , Xiantao Hu , Xianxian Li

Federated learning enables multiple actors to collaboratively train models without sharing private data. Existing algorithms are successful and well-justified in this task when the intended target domain, where the trained model will be…

Machine Learning · Computer Science 2025-08-27 Edvin Listo Zec , Adam Breitholtz , Fredrik D. Johansson

Federated learning shows promise as a privacy-preserving collaborative learning technique. Existing heterogeneous federated learning mainly focuses on skewing the label distribution across clients. However, most approaches suffer from…

Machine Learning · Computer Science 2023-12-18 Shunxin Guo , Hongsong Wang , Xin Geng

Federated Learning (FL) is a distributed machine learning paradigm that enables learning models from decentralized private datasets, where the labeling effort is entrusted to the clients. While most existing FL approaches assume…

Machine Learning · Computer Science 2023-05-29 Vasileios Tsouvalas , Aaqib Saeed , Tanir Ozcelebi , Nirvana Meratnia

Heterogeneity arising from label distribution skew and data scarcity can cause inaccuracy and unfairness in intelligent communication applications that heavily rely on distributed computing. To deal with it, this paper proposes a novel…

Machine Learning · Computer Science 2025-09-18 Chenghao Huang , Xiaolu Chen , Yanru Zhang , Hao Wang

Although common in real-world applications, heterogeneous client label sets are rarely investigated in federated learning (FL). Furthermore, in the cases they are, clients are assumed to be willing to share their entire label sets with…

Machine Learning · Computer Science 2025-08-27 Adam Breitholtz , Edvin Listo Zec , Fredrik D. Johansson

Data heterogeneity across clients is one of the key challenges in Federated Learning (FL), which may slow down the global model convergence and even weaken global model performance. Most existing approaches tackle the heterogeneity by…

Machine Learning · Computer Science 2023-07-18 Jun Nie , Danyang Xiao , Lei Yang , Weigang Wu

While existing federated learning approaches mostly require that clients have fully-labeled data to train on, in realistic settings, data obtained at the client-side often comes without any accompanying labels. Such deficiency of labels may…

Machine Learning · Computer Science 2021-03-30 Wonyong Jeong , Jaehong Yoon , Eunho Yang , Sung Ju Hwang

Federated Learning (FL) suffers from severe performance degradation due to the data heterogeneity among clients. Existing works reveal that the fundamental reason is that data heterogeneity can cause client drift where the local model…

Machine Learning · Computer Science 2025-01-22 Haoran Xu , Jiaze Li , Wanyi Wu , Hao Ren

The ability to combine data across scanners and studies is vital for neuroimaging, to increase both statistical power and the representation of biological variability. However, combining datasets across sites leads to two challenges: first,…

Machine Learning · Computer Science 2022-06-01 Nicola K Dinsdale , Mark Jenkinson , Ana IL Namburete

Federated learning (FL) aims to train models collaboratively across clients without sharing data for privacy-preserving. However, one major challenge is the data heterogeneity issue, which refers to the biased labeling preferences at…

Computer Vision and Pattern Recognition · Computer Science 2025-06-27 Huan Wang , Haoran Li , Huaming Chen , Jun Yan , Jiahua Shi , Jun Shen

Federated learning enables many local devices to train a deep learning model jointly without sharing the local data. Currently, most of federated training schemes learns a global model by averaging the parameters of local models. However,…

Machine Learning · Computer Science 2021-10-26 Zhenwei Dai , Chen Dun , Yuxin Tang , Anastasios Kyrillidis , Anshumali Shrivastava
‹ Prev 1 2 3 10 Next ›