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Anomaly detection in medical images is challenging due to limited annotations and a domain gap compared to natural images. Existing reconstruction methods often rely on frozen pre-trained encoders, which limits adaptation to domain-specific…

计算机视觉与模式识别 · 计算机科学 2025-08-28 Luhu Li , Bowen Lin , Mukhtiar Khan , Shujun Fu

Aiming at improving performance of visual classification in a cost-effective manner, this paper proposes an incremental semi-supervised learning paradigm called Deep Co-Space (DCS). Unlike many conventional semi-supervised learning methods…

计算机视觉与模式识别 · 计算机科学 2017-08-01 Ziliang Chen , Keze Wang , Xiao Wang , Pai Peng , Ebroul Izquierdo , Liang Lin

Contrastive learning is among the most successful methods for visual representation learning, and its performance can be further improved by jointly performing clustering on the learned representations. However, existing methods for joint…

计算机视觉与模式识别 · 计算机科学 2022-09-16 Shunjie-Fabian Zheng , JaeEun Nam , Emilio Dorigatti , Bernd Bischl , Shekoofeh Azizi , Mina Rezaei

Image-level contrastive representation learning has proven to be highly effective as a generic model for transfer learning. Such generality for transfer learning, however, sacrifices specificity if we are interested in a certain downstream…

计算机视觉与模式识别 · 计算机科学 2021-10-26 Fangyun Wei , Yue Gao , Zhirong Wu , Han Hu , Stephen Lin

Current state-of-the-art supervised deep learning-based segmentation approaches have demonstrated superior performance in medical image segmentation tasks. However, such supervised approaches require fully annotated pixel-level ground-truth…

计算机视觉与模式识别 · 计算机科学 2023-06-27 Hyun-Jic Oh , Kanggeun Lee , Won-Ki Jeong

Recent progress in contrastive learning has revolutionized unsupervised representation learning. Concretely, multiple views (augmentations) from the same image are encouraged to map to the similar embeddings, while views from different…

计算机视觉与模式识别 · 计算机科学 2021-01-20 Nanxuan Zhao , Zhirong Wu , Rynson W. H. Lau , Stephen Lin

Deep neural networks have reached remarkable achievements in medical image processing tasks, specifically in classifying and detecting various diseases. However, when confronted with limited data, these networks face a critical…

计算机视觉与模式识别 · 计算机科学 2024-09-25 Matina Mahdizadeh Sani , Ali Royat , Mahdieh Soleymani Baghshah

Contrastive learning has achieved remarkable success on various high-level tasks, but there are fewer contrastive learning-based methods proposed for low-level tasks. It is challenging to adopt vanilla contrastive learning technologies…

计算机视觉与模式识别 · 计算机科学 2023-07-18 Gang Wu , Junjun Jiang , Xianming Liu

Self-Supervised Learning (SSL) enables us to pre-train foundation models without costly labeled data. Among SSL methods, Contrastive Learning (CL) methods are better at obtaining accurate semantic representations in noise interference.…

图像与视频处理 · 电气工程与系统科学 2026-02-06 Hengtong Shen , Haiyan Gu , Haitao Li , Yi Yang , Agen Qiu

Self-Supervised Learning (SSL) is an important paradigm for learning representations from unlabelled data, and SSL with neural networks has been highly successful in practice. However current theoretical analysis of SSL is mostly restricted…

机器学习 · 计算机科学 2023-09-06 Pascal Esser , Satyaki Mukherjee , Debarghya Ghoshdastidar

High content imaging assays can capture rich phenotypic response data for large sets of compound treatments, aiding in the characterization and discovery of novel drugs. However, extracting representative features from high content images…

计算机视觉与模式识别 · 计算机科学 2023-06-13 Johan Fredin Haslum , Christos Matsoukas , Karl-Johan Leuchowius , Erik Müllers , Kevin Smith

This paper explores the use of self-supervised deep learning in medical imaging in cases where two scan modalities are available for the same subject. Specifically, we use a large publicly-available dataset of over 20,000 subjects from the…

计算机视觉与模式识别 · 计算机科学 2021-08-09 Rhydian Windsor , Amir Jamaludin , Timor Kadir , Andrew Zisserman

Self-supervised learning (SSL) has recently achieved promising performance for 3D medical image analysis tasks. Most current methods follow existing SSL paradigm originally designed for photographic or natural images, which cannot…

计算机视觉与模式识别 · 计算机科学 2023-08-21 Yankai Jiang , Mingze Sun , Heng Guo , Xiaoyu Bai , Ke Yan , Le Lu , Minfeng Xu

Ultrasound (US) imaging is clinically invaluable due to its noninvasive and safe nature. However, interpreting US images is challenging, requires significant expertise, and time, and is often prone to errors. Deep learning offers assistive…

计算机视觉与模式识别 · 计算机科学 2025-02-05 Edward Ellis , Andrew Bulpitt , Nasim Parsa , Michael F Byrne , Sharib Ali

Although deep learning models in medical imaging often achieve excellent classification performance, they can rely on shortcut learning, exploiting spurious correlations or confounding factors that are not causally related to the target…

计算机视觉与模式识别 · 计算机科学 2026-04-15 Sarah Müller , Philipp Berens

Learning medical visual representations directly from paired images and reports through multimodal self-supervised learning has emerged as a novel and efficient approach to digital diagnosis in recent years. However, existing models suffer…

计算机视觉与模式识别 · 计算机科学 2025-06-16 Libin Lan , Hongxing Li , Zunhui Xia , Juan Zhou , Xiaofei Zhu , Yongmei Li , Yudong Zhang , Xin Luo

Despite their effectiveness, current deep learning models face challenges with images coming from different domains with varying appearance and content. We introduce SegCLR, a versatile framework designed to segment images across different…

图像与视频处理 · 电气工程与系统科学 2025-04-15 Alvaro Gomariz , Yusuke Kikuchi , Yun Yvonna Li , Thomas Albrecht , Andreas Maunz , Daniela Ferrara , Huanxiang Lu , Orcun Goksel

The success of deep learning in medical imaging is mostly achieved at the cost of a large labeled data set. Semi-supervised learning (SSL) provides a promising solution by leveraging the structure of unlabeled data to improve learning from…

机器学习 · 计算机科学 2019-07-24 Prashnna Kumar Gyawali , Zhiyuan Li , Sandesh Ghimire , Linwei Wang

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

Self-supervised learning (SSL) learns high-quality representations from large pools of unlabeled training data. As datasets grow larger, it becomes crucial to identify the examples that contribute the most to learning such representations.…

机器学习 · 计算机科学 2024-03-14 Siddharth Joshi , Baharan Mirzasoleiman