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Beyond attaining domain generalization (DG), visual recognition models should also be data-efficient during learning by leveraging limited labels. We study the problem of Semi-Supervised Domain Generalization (SSDG) which is crucial for…

计算机视觉与模式识别 · 计算机科学 2024-09-26 Adnan Khan , Mai A. Shaaban , Muhammad Haris Khan

While semi-supervised learning (SSL) algorithms provide an efficient way to make use of both labelled and unlabelled data, they generally struggle when the number of annotated samples is very small. In this work, we consider the problem of…

计算机视觉与模式识别 · 计算机科学 2020-04-23 Sylvestre-Alvise Rebuffi , Sebastien Ehrhardt , Kai Han , Andrea Vedaldi , Andrew Zisserman

Annotation scarcity has become a major obstacle for training powerful deep-learning models for medical image segmentation, restricting their deployment in clinical scenarios. To address it, semi-supervised learning by exploiting abundant…

计算机视觉与模式识别 · 计算机科学 2023-11-21 Qingjie Zeng , Yutong Xie , Zilin Lu , Mengkang Lu , Yicheng Wu , Yong Xia

Semi-Supervised Learning (SSL) can leverage abundant unlabeled data to boost model performance. However, the class-imbalanced data distribution in real-world scenarios poses great challenges to SSL, resulting in performance degradation.…

计算机视觉与模式识别 · 计算机科学 2025-01-13 Yin Wang , Zixuan Wang , Hao Lu , Zhen Qin , Hailiang Zhao , Guanjie Cheng , Ge Su , Li Kuang , Mengchu Zhou , Shuiguang Deng

Image classification datasets exhibit a non-negligible fraction of mislabeled examples, often due to human error when one class superficially resembles another. This issue poses challenges in supervised contrastive learning (SCL), where the…

计算机视觉与模式识别 · 计算机科学 2023-11-29 Zijun Long , George Killick , Lipeng Zhuang , Richard McCreadie , Gerardo Aragon Camarasa , Paul Henderson

Recent semi-supervised learning (SSL) methods typically include a filtering strategy to improve the quality of pseudo labels. However, these filtering strategies are usually hand-crafted and do not change as the model is updated, resulting…

机器学习 · 计算机科学 2023-09-19 Lei Zhu , Zhanghan Ke , Rynson Lau

Deep learning has demonstrated significant improvements in medical image segmentation using a sufficiently large amount of training data with manual labels. Acquiring well-representative labels requires expert knowledge and exhaustive…

计算机视觉与模式识别 · 计算机科学 2021-06-15 Jinxi Xiang , Zhuowei Li , Wenji Wang , Qing Xia , Shaoting Zhang

In semi-supervised domain adaptation (SSDA), a few labeled target samples of each class help the model to transfer knowledge representation from the fully labeled source domain to the target domain. Many existing methods ignore the benefits…

计算机视觉与模式识别 · 计算机科学 2023-12-25 Xinyang Huang , Chuang Zhu , Wenkai Chen

What sorts of structure might enable a learner to discover classes from unlabeled data? Traditional approaches rely on feature-space similarity and heroic assumptions on the data. In this paper, we introduce unsupervised learning under…

机器学习 · 计算机科学 2022-12-02 Manley Roberts , Pranav Mani , Saurabh Garg , Zachary C. Lipton

Vision Transformers (ViTs) excel in 3D medical segmentation but require massive annotated datasets. While Self-Supervised Learning (SSL) mitigates this using unlabeled data, it still faces strict privacy and logistical barriers.…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Jiaqi Tang , Mengyan Zheng , Shu Zhang , Fandong Zhang , Qingchao Chen

A key requirement for the success of supervised deep learning is a large labeled dataset - a condition that is difficult to meet in medical image analysis. Self-supervised learning (SSL) can help in this regard by providing a strategy to…

计算机视觉与模式识别 · 计算机科学 2020-11-02 Krishna Chaitanya , Ertunc Erdil , Neerav Karani , Ender Konukoglu

The goal of semi-supervised learning is to utilize the unlabeled, in-domain dataset U to improve models trained on the labeled dataset D. Under the context of large-scale language-model (LM) pretraining, how we can make the best use of U is…

计算与语言 · 计算机科学 2020-11-20 Zijun Sun , Chun Fan , Xiaofei Sun , Yuxian Meng , Fei Wu , Jiwei Li

Clustered Federated Multitask Learning (CFL) has gained considerable attention as an effective strategy for overcoming statistical challenges, particularly when dealing with non independent and identically distributed (non IID) data across…

网络与互联网体系结构 · 计算机科学 2024-01-22 Moqbel Hamood , Abdullatif Albaseer , Mohamed Abdallah , Ala Al-Fuqaha

Semi-supervised learning holds great promise for many real-world applications, due to its ability to leverage both unlabeled and expensive labeled data. However, most semi-supervised learning algorithms still heavily rely on the limited…

机器学习 · 计算机科学 2023-12-29 Huiling Qin , Xianyuan Zhan , Yuanxun Li , Yu Zheng

Semi-supervised semantic segmentation learns a model for classifying pixels into specific classes using a few labeled samples and numerous unlabeled images. The recent leading approach is consistency regularization by selftraining with…

计算机视觉与模式识别 · 计算机科学 2023-03-22 Jingi Ju , Hyeoncheol Noh , Yooseung Wang , Minseok Seo , Dong-Geol Choi

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…

机器学习 · 计算机科学 2024-11-11 Prakash Chourasia , Tamkanat E Ali , Sarwan Ali , Murray Pattersn

Recently, deep learning has experienced rapid expansion, contributing significantly to the progress of supervised learning methodologies. However, acquiring labeled data in real-world settings can be costly, labor-intensive, and sometimes…

计算机视觉与模式识别 · 计算机科学 2024-12-02 Jicheng Yuan , Anh Le-Tuan , Ali Ganbarov , Manfred Hauswirth , Danh Le-Phuoc

A significant issue in training deep neural networks to solve supervised learning tasks is the need for large numbers of labelled datapoints. The goal of semi-supervised learning is to leverage ubiquitous unlabelled data, together with…

计算机视觉与模式识别 · 计算机科学 2019-05-29 Chengxu Zhuang , Xuehao Ding , Divyanshu Murli , Daniel Yamins

Federated Learning (FL) allows multiple privacy-sensitive applications to leverage their dataset for a global model construction without any disclosure of the information. One of those domains is healthcare, where groups of silos…

The label-embedded dictionary learning (DL) algorithms generate influential dictionaries by introducing discriminative information. However, there exists a limitation: All the label-embedded DL methods rely on the labels due that this way…

机器学习 · 计算机科学 2021-12-06 Shuai Shao , Lei Xing , Wei Yu , Rui Xu , Yanjiang Wang , Baodi Liu