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Semi-supervised few-shot learning consists in training a classifier to adapt to new tasks with limited labeled data and a fixed quantity of unlabeled data. Many sophisticated methods have been developed to address the challenges this…

计算机视觉与模式识别 · 计算机科学 2022-09-29 Xiu-Shen Wei , He-Yang Xu , Faen Zhang , Yuxin Peng , Wei Zhou

Supervised learning usually requires a large amount of labelled data. However, attaining ground-truth labels is costly for many tasks. Alternatively, weakly supervised methods learn with cheap weak signals that only approximately label some…

机器学习 · 计算机科学 2024-11-26 You Lu , Wenzhuo Song , Chidubem Arachie , Bert Huang

In semi-supervised learning, methods that rely on confidence learning to generate pseudo-labels have been widely proposed. However, increasing research finds that when faced with noisy and biased data, the model's representation network is…

计算机视觉与模式识别 · 计算机科学 2024-04-29 Yanbiao Ma , Licheng Jiao , Fang Liu , Lingling Li , Shuyuan Yang , Xu Liu

To address semi-supervised learning from both labeled and unlabeled data, we present a novel meta-learning scheme. We particularly consider that labeled and unlabeled data share disjoint ground truth label sets, which can be seen tasks like…

计算机视觉与模式识别 · 计算机科学 2020-08-26 Yun-Chun Chen , Chao-Te Chou , Yu-Chiang Frank Wang

With the broad application of deep neural networks (DNNs), backdoor attacks have gradually attracted attention. Backdoor attacks are insidious, and poisoned models perform well on benign samples and are only triggered when given specific…

机器学习 · 计算机科学 2022-07-12 Chang Yue , Peizhuo Lv , Ruigang Liang , Kai Chen

Semi-supervised learning (SSL) has long been proved to be an effective technique to construct powerful models with limited labels. In the existing literature, consistency regularization-based methods, which force the perturbed samples to…

计算机视觉与模式识别 · 计算机科学 2022-06-23 Xihong Yang , Xiaochang Hu , Sihang Zhou , Xinwang Liu , En Zhu

The modern power grids are integrated with digital technologies and automation systems. The inclusion of digital technologies has made the smart grids vulnerable to cyber-attacks. Cyberattacks on smart grids can compromise data integrity…

密码学与安全 · 计算机科学 2025-03-04 Smruti P. Dash , Kedar V. Khandeparkar , Nipun Agrawal

Training deep models with limited annotations poses a significant challenge when applied to diverse practical domains. Employing semi-supervised learning alongside the self-supervised model offers the potential to enhance label efficiency.…

计算机视觉与模式识别 · 计算机科学 2024-11-05 Ziting Wen , Oscar Pizarro , Stefan Williams

Graph Neural Networks (GNNs) have been widely applied in the semi-supervised node classification task, where a key point lies in how to sufficiently leverage the limited but valuable label information. Most of the classical GNNs solely use…

机器学习 · 计算机科学 2022-12-26 Le Yu , Leilei Sun , Bowen Du , Tongyu Zhu , Weifeng Lv

The growing reliance of intelligent systems on data makes the systems vulnerable to data poisoning attacks. Such attacks could compromise machine learning or deep learning models by disrupting the input data. Previous studies on data…

最优化与控制 · 数学 2025-05-19 Xin Wang , Feilong Wang , Yuan Hong , R. Tyrrell Rockafellar , Xuegang , Ban

Recent semi-supervised learning methods have shown to achieve comparable results to their supervised counterparts while using only a small portion of labels in image classification tasks thanks to their regularization strategies. In this…

机器学习 · 计算机科学 2020-09-25 Wei-Hong Li , Chuan-Sheng Foo , Hakan Bilen

Many existing federated learning (FL) algorithms are designed for supervised learning tasks, assuming that the local data owned by the clients are well labeled. However, in many practical situations, it could be difficult and expensive to…

机器学习 · 计算机科学 2021-11-02 Zhiguo Wang , Xintong Wang , Ruoyu Sun , Tsung-Hui Chang

Semi-supervised learning leverages unlabeled data to enhance model performance, addressing the limitations of fully supervised approaches. Among its strategies, pseudo-supervision has proven highly effective, typically relying on one or…

计算机视觉与模式识别 · 计算机科学 2025-05-13 Negin Ghamsarian , Sahar Nasirihaghighi , Klaus Schoeffmann , Raphael Sznitman

As data volumes continue to grow, the labelling process increasingly becomes a bottleneck, creating demand for methods that leverage information from unlabelled data. Impressive results have been achieved in semi-supervised learning (SSL)…

机器学习 · 计算机科学 2020-07-07 Ivana Balažević , Carl Allen , Timothy Hospedales

Graph-based semi-supervised learning has been shown to be one of the most effective approaches for classification tasks from a wide range of domains, such as image classification and text classification, as they can exploit the connectivity…

计算机视觉与模式识别 · 计算机科学 2020-04-09 Wanyu Lin , Zhaolin Gao , Baochun Li

Link prediction in graph data uses various algorithms and Graph Nerual Network (GNN) models to predict potential relationships between graph nodes. These techniques have found widespread use in numerous real-world applications, including…

机器学习 · 计算机科学 2025-10-21 Mingchen Li , Di Zhuang , Keyu Chen , Dumindu Samaraweera , Morris Chang

Distillation with unlabeled examples is a popular and powerful method for training deep neural networks in settings where the amount of labeled data is limited: A large ''teacher'' neural network is trained on the labeled data available,…

机器学习 · 计算机科学 2022-10-14 Fotis Iliopoulos , Vasilis Kontonis , Cenk Baykal , Gaurav Menghani , Khoa Trinh , Erik Vee

We study the problem of semi-supervised learning on graphs in the regime where data labels are scarce or possibly corrupted. We propose an approach called $p$-conductance learning that generalizes the $p$-Laplace and Poisson learning…

机器学习 · 计算机科学 2025-02-14 Sawyer Jack Robertson , Chester Holtz , Zhengchao Wan , Gal Mishne , Alexander Cloninger

Network traffic classification, which has numerous applications from security to billing and network provisioning, has become a cornerstone of today's computer networks. Previous studies have developed traffic classification techniques…

网络与互联网体系结构 · 计算机科学 2020-05-19 Shahbaz Rezaei , Xin Liu

Although deep face recognition benefits significantly from large-scale training data, a current bottleneck is the labelling cost. A feasible solution to this problem is semi-supervised learning, exploiting a small portion of labelled data…

计算机视觉与模式识别 · 计算机科学 2021-05-11 Yuchi Liu , Hailin Shi , Hang Du , Rui Zhu , Jun Wang , Liang Zheng , Tao Mei