English
Related papers

Related papers: Learning Underrepresented Classes from Decentraliz…

200 papers

Despite the remarkable performance of deep models in medical imaging, they still require source data for training, which limits their potential in light of privacy concerns. Federated learning (FL), as a decentralized learning framework…

Computer Vision and Pattern Recognition · Computer Science 2025-11-12 Yihang Wu , Ahmad Chaddad

Few-shot classification tends to struggle when it needs to adapt to diverse domains. Due to the non-overlapping label space between domains, the performance of conventional domain adaptation is limited. Previous work tackles the problem in…

Computation and Language · Computer Science 2020-06-24 Xin Cong , Bowen Yu , Tingwen Liu , Shiyao Cui , Hengzhu Tang , Bin Wang

DNN-based face recognition models require large centrally aggregated face datasets for training. However, due to the growing data privacy concerns and legal restrictions, accessing and sharing face datasets has become exceedingly difficult.…

Computer Vision and Pattern Recognition · Computer Science 2021-06-25 Divyansh Aggarwal , Jiayu Zhou , Anil K. Jain

Few-shot learning amounts to learning representations and acquiring knowledge such that novel tasks may be solved with both supervision and data being limited. Improved performance is possible by transductive inference, where the entire…

Machine Learning · Computer Science 2023-03-29 Michalis Lazarou , Tania Stathaki , Yannis Avrithis

Federated learning (FL) suffers from performance degradation due to the inevitable presence of noisy annotations in distributed scenarios. Existing approaches have advanced in distinguishing noisy samples from the dataset for label…

Machine Learning · Computer Science 2026-04-01 Tian Wen , Zhiqin Yang , Yonggang Zhang , Xuefeng Jiang , Hao Peng , Yuwei Wang , Bo Han

Federated learning is designed to enhance data security and privacy, but faces challenges when dealing with heterogeneous data in long-tailed and non-IID distributions. This paper explores an overlooked scenario where tail classes are…

Machine Learning · Computer Science 2024-03-14 Zhuoxin Chen , Zhenyu Wu , Yang Ji

We tackle biomedical image segmentation in the scenario of only a few labeled brain MR images. This is an important and challenging task in medical applications, where manual annotations are time-consuming. Current multi-atlas based…

Computer Vision and Pattern Recognition · Computer Science 2020-01-14 Hyeon Woo Lee , Mert R. Sabuncu , Adrian V. Dalca

As federated learning gains increasing importance in real-world applications due to its capacity for decentralized data training, addressing fairness concerns across demographic groups becomes critically important. However, most existing…

Machine Learning · Statistics 2024-09-16 Qichuan Yin , Zexian Wang , Junzhou Huang , Huaxiu Yao , Linjun Zhang

Federated Learning (FL) is an established paradigm for training deep learning models on decentralized data. However, as the size of the models grows, conventional FL approaches often require significant computational resources on client…

Computer Vision and Pattern Recognition · Computer Science 2025-11-26 Matteo Caligiuri , Francesco Barbato , Donald Shenaj , Umberto Michieli , Pietro Zanuttigh

Supervised deep learning needs a large amount of labeled data to achieve high performance. However, in medical imaging analysis, each site may only have a limited amount of data and labels, which makes learning ineffective. Federated…

Image and Video Processing · Electrical Eng. & Systems 2022-08-09 Yawen Wu , Dewen Zeng , Zhepeng Wang , Yiyu Shi , Jingtong Hu

The successful application of deep learning to many visual recognition tasks relies heavily on the availability of a large amount of labeled data which is usually expensive to obtain. The few-shot learning problem has attracted increasing…

Machine Learning · Computer Science 2020-03-11 Zhongjie Yu , Lin Chen , Zhongwei Cheng , Jiebo Luo

Unsupervised Federated Learning (UFL) aims to collaboratively train a global model across distributed clients without sharing data or accessing label information. Previous UFL works have predominantly focused on representation learning and…

Computer Vision and Pattern Recognition · Computer Science 2025-10-14 Kuangpu Guo , Lijun Sheng , Yongcan Yu , Jian Liang , Zilei Wang , Ran He

Federated learning (FL) is a distributed learning paradigm that facilitates collaborative training of a shared global model across devices while keeping data localized. The deployment of FL in numerous real-world applications faces delays,…

Machine Learning · Computer Science 2024-02-16 Xinchi Qiu , Yan Gao , Lorenzo Sani , Heng Pan , Wanru Zhao , Pedro P. B. Gusmao , Mina Alibeigi , Alex Iacob , Nicholas D. Lane

Amid growing demands for data privacy and advances in computational infrastructure, federated learning (FL) has emerged as a prominent distributed learning paradigm. Nevertheless, differences in data distribution (such as covariate and…

Machine Learning · Computer Science 2026-03-18 Zhenyuan Huang , Hui Zhang , Wenzhong Tang , Haijun Yang

Partially class-disjoint data (PCDD), a common yet under-explored data formation where each client contributes a part of classes (instead of all classes) of samples, severely challenges the performance of federated algorithms. Without full…

Machine Learning · Computer Science 2024-05-30 Ziqing Fan , Ruipeng Zhang , Jiangchao Yao , Bo Han , Ya Zhang , Yanfeng Wang

Standard deep learning-based classification approaches may not always be practical in real-world clinical applications, as they require a centralized collection of all samples. Federated learning (FL) provides a paradigm that can learn from…

Machine Learning · Computer Science 2024-10-10 Atrin Arya , Sana Ayromlou , Armin Saadat , Purang Abolmaesumi , Xiaoxiao Li

Given labeled data in a source domain, unsupervised domain adaptation has been widely adopted to generalize models for unlabeled data in a target domain, whose data distributions are different. However, existing works are inapplicable to…

Computer Vision and Pattern Recognition · Computer Science 2022-04-12 Weiming Zhuang , Xin Gan , Yonggang Wen , Xuesen Zhang , Shuai Zhang , Shuai Yi

Federated Learning (FL) on graphs enables collaborative model training to enhance performance without compromising the privacy of each client. However, existing methods often overlook the mutable nature of graph data, which frequently…

Machine Learning · Computer Science 2025-03-07 Sungwon Kim , Yoonho Lee , Yunhak Oh , Namkyeong Lee , Sukwon Yun , Junseok Lee , Sein Kim , Carl Yang , Chanyoung Park

Few-shot image classification aims to classify unseen classes with limited labelled samples. Recent works benefit from the meta-learning process with episodic tasks and can fast adapt to class from training to testing. Due to the limited…

Computer Vision and Pattern Recognition · Computer Science 2021-02-24 Da Chen , Yuefeng Chen , Yuhong Li , Feng Mao , Yuan He , Hui Xue

To eliminate the requirement of fully-labeled data for supervised model training in traditional Federated Learning (FL), extensive attention has been paid to the application of Self-supervised Learning (SSL) approaches on FL to tackle the…

Machine Learning · Computer Science 2022-11-15 Yi Liu , Song Guo , Jie Zhang , Qihua Zhou , Yingchun Wang , Xiaohan Zhao