English
Related papers

Related papers: AlphaMatch: Improving Consistency for Semi-supervi…

200 papers

Semi-supervised learning (SSL) offers a robust framework for harnessing the potential of unannotated data. Traditionally, SSL mandates that all classes possess labeled instances. However, the emergence of open-world SSL (OwSSL) introduces a…

Machine Learning · Computer Science 2024-11-05 Shengjie Niu , Lifan Lin , Jian Huang , Chao Wang

We propose UnMixMatch, a semi-supervised learning framework which can learn effective representations from unconstrained unlabelled data in order to scale up performance. Most existing semi-supervised methods rely on the assumption that…

Machine Learning · Computer Science 2024-01-17 Shuvendu Roy , Ali Etemad

In semi-supervised learning (SSL), a technique called consistency regularization (CR) achieves high performance. It has been proved that the diversity of data used in CR is extremely important to obtain a model with high discrimination…

Machine Learning · Computer Science 2020-04-03 Hiroshi Kaizuka

Consistency regularization is one of the most widely-used techniques for semi-supervised learning (SSL). Generally, the aim is to train a model that is invariant to various data augmentations. In this paper, we revisit this idea and find…

Computer Vision and Pattern Recognition · Computer Science 2021-12-14 Yue Fan , Anna Kukleva , Bernt Schiele

Semi-supervised learning (SSL) has shown great promise in leveraging unlabeled data to improve model performance. While standard SSL assumes uniform data distribution, we consider a more realistic and challenging setting called imbalanced…

Computer Vision and Pattern Recognition · Computer Science 2024-01-19 Hao Chen , Yue Fan , Yidong Wang , Jindong Wang , Bernt Schiele , Xing Xie , Marios Savvides , Bhiksha Raj

Semi-supervised learning (SSL) constructs classifiers from datasets in which only a subset of observations is labelled, a situation that naturally arises because obtaining labels often requires expert judgement or costly manual effort. This…

Computation · Statistics 2025-12-09 Geoffrey J. McLachlan , Jinran Wu

We study semi-supervised learning (SSL) for vision transformers (ViT), an under-explored topic despite the wide adoption of the ViT architectures to different tasks. To tackle this problem, we propose a new SSL pipeline, consisting of first…

Computer Vision and Pattern Recognition · Computer Science 2022-08-12 Zhaowei Cai , Avinash Ravichandran , Paolo Favaro , Manchen Wang , Davide Modolo , Rahul Bhotika , Zhuowen Tu , Stefano Soatto

Semi-Supervised Learning (SSL) has advanced classification tasks by inputting both labeled and unlabeled data to train a model jointly. However, existing SSL methods only consider the unlabeled data whose predictions are beyond a fixed…

Computer Vision and Pattern Recognition · Computer Science 2022-05-24 Zechen Liang , Yuan-Gen Wang , Wei Lu , Xiaochun Cao

Spiking neural networks (SNNs) have recently been attracting significant attention for their biological plausibility and energy efficiency, but semi-supervised learning (SSL) methods for SNN-based models remain underexplored compared to…

Computer Vision and Pattern Recognition · Computer Science 2025-09-29 Jini Yang , Beomseok Oh , Seungryong Kim , Sunok Kim

Active learning (AL) combines data labeling and model training to minimize the labeling cost by prioritizing the selection of high value data that can best improve model performance. In pool-based active learning, accessible unlabeled data…

Machine Learning · Computer Science 2020-07-21 Mingfei Gao , Zizhao Zhang , Guo Yu , Sercan O. Arik , Larry S. Davis , Tomas Pfister

In this work, we propose Reciprocal Distribution Alignment (RDA) to address semi-supervised learning (SSL), which is a hyperparameter-free framework that is independent of confidence threshold and works with both the matched…

Machine Learning · Computer Science 2022-12-22 Yue Duan , Lei Qi , Lei Wang , Luping Zhou , Yinghuan Shi

Semi-supervised learning, i.e. jointly learning from labeled and unlabeled samples, is an active research topic due to its key role on relaxing human supervision. In the context of image classification, recent advances to learn from…

Computer Vision and Pattern Recognition · Computer Science 2020-06-30 Eric Arazo , Diego Ortego , Paul Albert , Noel E. O'Connor , Kevin McGuinness

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…

Computer Vision and Pattern Recognition · Computer Science 2020-04-23 Sylvestre-Alvise Rebuffi , Sebastien Ehrhardt , Kai Han , Andrea Vedaldi , Andrew Zisserman

Semi-supervised learning lately has shown much promise in improving deep learning models when labeled data is scarce. Common among recent approaches is the use of consistency training on a large amount of unlabeled data to constrain model…

Machine Learning · Computer Science 2020-11-06 Qizhe Xie , Zihang Dai , Eduard Hovy , Minh-Thang Luong , Quoc V. Le

Semi-supervised learning (SSL) has been proven beneficial for mitigating the issue of limited labeled data especially on the task of volumetric medical image segmentation. Unlike previous SSL methods which focus on exploring highly…

Computer Vision and Pattern Recognition · Computer Science 2023-10-19 Qingjie Zeng , Yutong Xie , Zilin Lu , Mengkang Lu , Yong Xia

Pseudo-labeling (PL) and Data Augmentation-based Consistency Training (DACT) are two approaches widely used in Semi-Supervised Learning (SSL) methods. These methods exhibit great power in many machine learning tasks by utilizing unlabeled…

Computer Vision and Pattern Recognition · Computer Science 2021-09-15 Huixiang Luo , Hao Cheng , Fanxu Meng , Yuting Gao , Ke Li , Mengdan Zhang , Xing Sun

The scarcity of labeled data is a critical obstacle to deep learning. Semi-supervised learning (SSL) provides a promising way to leverage unlabeled data by pseudo labels. However, when the size of labeled data is very small (say a few…

Computer Vision and Pattern Recognition · Computer Science 2021-10-27 Yi Xu , Jiandong Ding , Lu Zhang , Shuigeng Zhou

Medical image classification is a challenging task due to the scarcity of labeled samples and class imbalance caused by the high variance in disease prevalence. Semi-supervised learning (SSL) methods can mitigate these challenges by…

Computer Vision and Pattern Recognition · Computer Science 2023-07-11 Md Junaid Mahmood , Pranaw Raj , Divyansh Agarwal , Suruchi Kumari , Pravendra Singh

Artificial Intelligence (AI) in healthcare, especially in white blood cell cancer diagnosis, is hindered by two primary challenges: the lack of large-scale labeled datasets for white blood cell (WBC) segmentation and outdated segmentation…

Computer Vision and Pattern Recognition · Computer Science 2024-02-26 Vinh Quoc Luu , Duy Khanh Le , Huy Thanh Nguyen , Minh Thanh Nguyen , Thinh Tien Nguyen , Vinh Quang Dinh

The recent research in semi-supervised learning (SSL) is mostly dominated by consistency regularization based methods which achieve strong performance. However, they heavily rely on domain-specific data augmentations, which are not easy to…

Machine Learning · Computer Science 2021-04-20 Mamshad Nayeem Rizve , Kevin Duarte , Yogesh S Rawat , Mubarak Shah