English
Related papers

Related papers: Alleviating Class Imbalance in Semi-supervised Mul…

200 papers

In open-world semi-supervised learning, a machine learning model is tasked with uncovering novel categories from unlabeled data while maintaining performance on seen categories from labeled data. The central challenge is the substantial…

Machine Learning · Computer Science 2024-04-18 Bo Ye , Kai Gan , Tong Wei , Min-Ling Zhang

In this paper, we tackle the problem of online semi-supervised learning (SSL). When data arrive in a stream, the dual problems of computation and data storage arise for any SSL method. We propose a fast approximate online SSL algorithm that…

Machine Learning · Computer Science 2012-03-19 Michal Valko , Branislav Kveton , Ling Huang , Daniel Ting

Meta-Learning (ML) has proven to be a useful tool for training Few-Shot Learning (FSL) algorithms by exposure to batches of tasks sampled from a meta-dataset. However, the standard training procedure overlooks the dynamic nature of the…

Machine Learning · Computer Science 2021-04-13 Mateusz Ochal , Massimiliano Patacchiola , Amos Storkey , Jose Vazquez , Sen Wang

The segmentation of organs at risk (OAR) is a required precondition for the cancer treatment with image guided radiation therapy. The automation of the segmentation task is therefore of high clinical relevance. Deep Learning (DL) based…

Computer Vision and Pattern Recognition · Computer Science 2022-04-22 Elias Tappeiner , Martin Welk , Rainer Schubert

Traditionally, in supervised machine learning, (a significant) part of the available data (usually 50% to 80%) is used for training and the rest for validation. In many problems, however, the data is highly imbalanced in regard to different…

Machine Learning · Computer Science 2020-04-21 Xiaowei Gu , Plamen P Angelov , Eduardo Almeida Soares

Self-supervised learning (SSL) is an efficient approach that addresses the issue of limited training data and annotation shortage. The key part in SSL is its proxy task that defines the supervisory signals and drives the learning toward…

Computer Vision and Pattern Recognition · Computer Science 2021-03-26 Jiuwen Zhu , Yuexiang Li , S. Kevin Zhou

Semi-supervised learning (SSL) approaches have been successfully applied in a wide range of engineering and scientific fields. This paper investigates the generative model framework with a missingness mechanism for unclassified…

Machine Learning · Statistics 2024-01-01 Ziyang Lyu

Pathology computing has dramatically improved pathologists' workflow and diagnostic decision-making processes. Although computer-aided diagnostic systems have shown considerable value in whole slide image (WSI) analysis, the problem of…

Computer Vision and Pattern Recognition · Computer Science 2024-11-19 Yonghuang Wu , Xuan Xie , Xinyuan Niu , Chengqian Zhao , Jinhua Yu

Self-supervised learning (SSL) is recognized as an essential tool for building foundation models for Artificial Intelligence applications. The advances in SSL have been made thanks to vigorous arguments about the principles of SSL and…

Machine Learning · Computer Science 2026-05-13 Josef Kittler , Sara Atito , Muhammad Awais

Semi-supervised learning (SSL) has demonstrated high performance in image classification tasks by effectively utilizing both labeled and unlabeled data. However, existing SSL methods often suffer from poor calibration, with models yielding…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Mehrab Mustafy Rahman , Jayanth Mohan , Tiberiu Sosea , Cornelia Caragea

To improve instance-level detection/segmentation performance, existing self-supervised and semi-supervised methods extract either task-unrelated or task-specific training signals from unlabeled data. We show that these two approaches, at…

Computer Vision and Pattern Recognition · Computer Science 2022-07-20 Lu Qi , Jason Kuen , Zhe Lin , Jiuxiang Gu , Fengyun Rao , Dian Li , Weidong Guo , Zhen Wen , Ming-Hsuan Yang , Jiaya Jia

Human coders assign standardized medical codes to clinical documents generated during patients' hospitalization, which is error-prone and labor-intensive. Automated medical coding approaches have been developed using machine learning…

Computation and Language · Computer Science 2022-09-13 Wei Sun , Shaoxiong Ji , Erik Cambria , Pekka Marttinen

Modern recommender systems often deal with a variety of user interactions, e.g., click, forward, purchase, etc., which requires the underlying recommender engines to fully understand and leverage multi-behavior data from users. Despite…

Information Retrieval · Computer Science 2023-05-30 Jingcao Xu , Chaokun Wang , Cheng Wu , Yang Song , Kai Zheng , Xiaowei Wang , Changping Wang , Guorui Zhou , Kun Gai

With the development of deep learning, supervised learning methods perform well in remote sensing images (RSIs) scene classification. However, supervised learning requires a huge number of annotated data for training. When labeled samples…

Computer Vision and Pattern Recognition · Computer Science 2020-10-05 Chao Tao , Ji Qi , Weipeng Lu , Hao Wang , Haifeng Li

Semi-supervised learning provides an expressive framework for exploiting unlabeled data when labels are insufficient. Previous semi-supervised learning methods typically match model predictions of different data-augmented views in a…

Computer Vision and Pattern Recognition · Computer Science 2023-10-26 Cong Wang , Xiaofeng Cao , Lanzhe Guo2 , Zenglin Shi

3D medical image segmentation methods have been successful, but their dependence on large amounts of voxel-level annotated data is a disadvantage that needs to be addressed given the high cost to obtain such annotation. Semi-supervised…

Computer Vision and Pattern Recognition · Computer Science 2025-06-03 Yuyuan Liu , Yu Tian , Chong Wang , Yuanhong Chen , Fengbei Liu , Vasileios Belagiannis , Gustavo Carneiro

Multi-modality (MM) semi-supervised learning (SSL) based medical image segmentation has recently gained increasing attention for its ability to utilize MM data and reduce reliance on labeled images. However, current methods face several…

Computer Vision and Pattern Recognition · Computer Science 2024-10-24 Yingyu Chen , Ziyuan Yang , Ming Yan , Zhongzhou Zhang , Hui Yu , Yan Liu , Yi Zhang

Deep learning has become a powerful tool for Mars exploration. Mars terrain semantic segmentation is an important Martian vision task, which is the base of rover autonomous planning and safe driving. However, there is a lack of sufficient…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Jiahang Zhang , Lilang Lin , Zejia Fan , Wenjing Wang , Jiaying Liu

Reinforcement learning (RL) has shown great success in estimating sequential treatment strategies which take into account patient heterogeneity. However, health-outcome information, which is used as the reward for reinforcement learning…

Machine Learning · Computer Science 2021-02-24 Aaron Sonabend-W , Nilanjana Laha , Ashwin N. Ananthakrishnan , Tianxi Cai , Rajarshi Mukherjee

Do we need active learning? The rise of strong deep semi-supervised methods raises doubt about the usability of active learning in limited labeled data settings. This is caused by results showing that combining semi-supervised learning…

Machine Learning · Computer Science 2023-08-17 Sandra Gilhuber , Rasmus Hvingelby , Mang Ling Ada Fok , Thomas Seidl