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Federated learning (FL) has attracted growing attention via data-private collaborative training on decentralized clients. However, most existing methods unrealistically assume object classes of the overall framework are fixed over time. It…

Machine Learning · Computer Science 2022-03-23 Jiahua Dong , Lixu Wang , Zhen Fang , Gan Sun , Shichao Xu , Xiao Wang , Qi Zhu

Deep learning models are prone to forgetting information learned in the past when trained on new data. This problem becomes even more pronounced in the context of federated learning (FL), where data is decentralized and subject to…

Machine Learning · Computer Science 2023-07-19 Sara Babakniya , Zalan Fabian , Chaoyang He , Mahdi Soltanolkotabi , Salman Avestimehr

Federated learning-based semantic segmentation (FSS) has drawn widespread attention via decentralized training on local clients. However, most FSS models assume categories are fixed in advance, thus heavily undergoing forgetting on old…

Computer Vision and Pattern Recognition · Computer Science 2023-04-11 Jiahua Dong , Duzhen Zhang , Yang Cong , Wei Cong , Henghui Ding , Dengxin Dai

Federated learning (FL) allows multiple clients to collaboratively learn a globally shared model through cycles of model aggregation and local model training, without the need to share data. Most existing FL methods train local models…

Machine Learning · Computer Science 2023-12-05 Liangxi Liu , Xi Jiang , Feng Zheng , Hong Chen , Guo-Jun Qi , Heng Huang , Ling Shao

Federated Learning (FL) aims at unburdening the training of deep models by distributing computation across multiple devices (clients) while safeguarding data privacy. On top of that, Federated Continual Learning (FCL) also accounts for data…

Machine Learning · Computer Science 2025-05-27 Riccardo Salami , Pietro Buzzega , Matteo Mosconi , Mattia Verasani , Simone Calderara

Federated learning (FL) enables distributed optimization of machine learning models while protecting privacy by independently training local models on each client and then aggregating parameters on a central server, thereby producing an…

Machine Learning · Computer Science 2022-03-08 Chencheng Xu , Zhiwei Hong , Minlie Huang , Tao Jiang

Federated learning (FL) is an important paradigm for training global models from decentralized data in a privacy-preserving way. Existing FL methods usually assume the global model can be trained on any participating client. However, in…

Machine Learning · Computer Science 2022-07-19 Ruixuan Liu , Fangzhao Wu , Chuhan Wu , Yanlin Wang , Lingjuan Lyu , Hong Chen , Xing Xie

Federated Class-Incremental Learning (FCIL) refers to a scenario where a dynamically changing number of clients collaboratively learn an ever-increasing number of incoming tasks. FCIL is known to suffer from local forgetting due to class…

Machine Learning · Computer Science 2025-03-17 Milad Khademi Nori , Il-Min Kim , Guanghui Wang

Deep learning models often suffer from forgetting previously learned information when trained on new data. This problem is exacerbated in federated learning (FL), where the data is distributed and can change independently for each user.…

Machine Learning · Computer Science 2023-11-22 Sara Babakniya , Zalan Fabian , Chaoyang He , Mahdi Soltanolkotabi , Salman Avestimehr

In Federated Learning (FL), the data in each client is typically assumed fixed or static. However, data often comes in an incremental manner in real-world applications, where the data domain may increase dynamically. In this work, we study…

Machine Learning · Computer Science 2024-06-04 Yichen Li , Qunwei Li , Haozhao Wang , Ruixuan Li , Wenliang Zhong , Guannan Zhang

Federated learning (FL) triggers intra-client and inter-client class imbalance, with the latter compared to the former leading to biased client updates and thus deteriorating the distributed models. Such a bias is exacerbated during the…

Machine Learning · Computer Science 2024-12-24 Chenguang Xiao , Zheming Zuo , Shuo Wang

Recent years have witnessed a burgeoning interest in federated learning (FL). However, the contexts in which clients engage in sequential learning remain under-explored. Bridging FL and continual learning (CL) gives rise to a challenging…

Machine Learning · Computer Science 2025-02-21 Abudukelimu Wuerkaixi , Sen Cui , Jingfeng Zhang , Kunda Yan , Bo Han , Gang Niu , Lei Fang , Changshui Zhang , Masashi Sugiyama

Federated learning (FL) is a promising technique that enables a large amount of edge computing devices to collaboratively train a global learning model. Due to privacy concerns, the raw data on devices could not be available for centralized…

Machine Learning · Computer Science 2020-11-24 Miao Yang , Akitanoshou Wong , Hongbin Zhu , Haifeng Wang , Hua Qian

Federated Learning has been introduced as a new machine learning paradigm enhancing the use of local devices. At a server level, FL regularly aggregates models learned locally on distributed clients to obtain a more general model. In this…

Machine Learning · Computer Science 2022-07-19 Anastasiia Usmanova , François Portet , Philippe Lalanda , German Vega

Federated Learning has been introduced as a new machine learning paradigm enhancing the use of local devices. At a server level, FL regularly aggregates models learned locally on distributed clients to obtain a more general model. Current…

Machine Learning · Computer Science 2022-07-19 Anastasiia Usmanova , François Portet , Philippe Lalanda , German Vega

Modern big-data systems generate massive, heterogeneous, and geographically dispersed streams that are large-scale and privacy-sensitive, making centralization challenging. While federated learning (FL) provides a privacy-enhancing training…

Machine Learning · Computer Science 2026-02-20 Obaidullah Zaland , Zulfiqar Ahmad Khan , Monowar Bhuyan

Federated Learning (FL) enables collaborative training across multiple clients while preserving data privacy, yet it struggles with data heterogeneity, where clients' data are not distributed independently and identically (non-IID). This…

Machine Learning · Computer Science 2025-12-16 Incheol Baek , Hyungbin Kim , Minseo Kim , Yon Dohn Chung

Federated Learning (FL) is a novel approach that allows for collaborative machine learning while preserving data privacy by leveraging models trained on decentralized devices. However, FL faces challenges due to non-uniformly distributed…

Machine Learning · Computer Science 2024-04-16 Changlin Song , Divya Saxena , Jiannong Cao , Yuqing Zhao

Federated Learning (FL) is designed to protect the data privacy of each client during the training process by transmitting only models instead of the original data. However, the trained model may memorize certain information about the…

Machine Learning · Computer Science 2022-01-25 Chen Wu , Sencun Zhu , Prasenjit Mitra

Federated Learning (FL) has emerged as a crucial distributed training paradigm, enabling discrete devices to collaboratively train a shared model under the coordination of a central server, while leveraging their locally stored private…

Machine Learning · Computer Science 2024-09-02 Wenhao Yuan , Xuehe Wang
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