中文
相关论文

相关论文: Labeled-to-Unlabeled Distribution Alignment for Pa…

200 篇论文

The success of deep convolutional neural networks (DCNNs) benefits from high volumes of annotated data. However, annotating medical images is laborious, expensive, and requires human expertise, which induces the label scarcity problem.…

图像与视频处理 · 电气工程与系统科学 2022-03-24 Ziyuan Zhao , Kaixin Xu , Shumeng Li , Zeng Zeng , Cuntai Guan

Automated nodule segmentation is essential for computer-assisted diagnosis in ultrasound images. Nevertheless, most existing methods depend on precise pixel-level annotations by medical professionals, a process that is both costly and…

计算机视觉与模式识别 · 计算机科学 2024-07-19 Xingyue Zhao , Peiqi Li , Xiangde Luo , Meng Yang , Shi Chang , Zhongyu Li

One of the primary challenges in Semi-supervised Domain Adaptation (SSDA) is the skewed ratio between the number of labeled source and target samples, causing the model to be biased towards the source domain. Recent works in SSDA show that…

计算机视觉与模式识别 · 计算机科学 2022-09-07 Abhay Rawat , Isha Dua , Saurav Gupta , Rahul Tallamraju

Weak-strong consistency learning strategies are widely employed in semi-supervised medical image segmentation to train models by leveraging limited labeled data and enforcing weak-to-strong consistency. However, existing methods primarily…

计算机视觉与模式识别 · 计算机科学 2025-11-04 Chaowei Chen , Xiang Zhang , Honglie Guo , Shunfang Wang

Semi-supervised learning is attracting blooming attention, due to its success in combining unlabeled data. However, pseudo-labeling-based semi-supervised approaches suffer from two problems in image classification: (1) Existing methods…

计算机视觉与模式识别 · 计算机科学 2024-07-08 Xuerong Zhang , Li Huang , Jing Lv , Ming Yang

Long-tailed semi-supervised learning (LTSSL) represents a practical scenario for semi-supervised applications, challenged by skewed labeled distributions that bias classifiers. This problem is often aggravated by discrepancies between…

机器学习 · 计算机科学 2024-07-16 Emanuel Sanchez Aimar , Nathaniel Helgesen , Yonghao Xu , Marco Kuhlmann , Michael Felsberg

This paper proposes a novel pseudo-labeling method for medical image segmentation that can perform learning on ``individual images'' to select effective pseudo-labels. We introduce Positive and Unlabeled Learning (PU learning), which uses…

计算机视觉与模式识别 · 计算机科学 2025-08-12 Takehiro Yamane , Itaru Tsuge , Susumu Saito , Ryoma Bise

Deep learning-based semi-supervised learning (SSL) algorithms have led to promising results in medical images segmentation and can alleviate doctors' expensive annotations by leveraging unlabeled data. However, most of the existing SSL…

计算机视觉与模式识别 · 计算机科学 2023-05-09 Xiangde Luo , Jieneng Chen , Tao Song , Yinan Chen , Guotai Wang , Shaoting Zhang

Both limited annotation and domain shift are prevalent challenges in medical image segmentation. Traditional semi-supervised segmentation and unsupervised domain adaptation methods address one of these issues separately. However, the…

计算机视觉与模式识别 · 计算机科学 2024-08-19 Qinghe Ma , Jian Zhang , Lei Qi , Qian Yu , Yinghuan Shi , Yang Gao

Labeled Latent Dirichlet Allocation (LLDA) is an extension of the standard unsupervised Latent Dirichlet Allocation (LDA) algorithm, to address multi-label learning tasks. Previous work has shown it to perform in par with other…

机器学习 · 统计学 2017-09-19 Yannis Papanikolaou , Grigorios Tsoumakas

One challenge of object recognition is to generalize to new domains, to more classes and/or to new modalities. This necessitates methods to combine and reuse existing datasets that may belong to different domains, have partial annotations,…

计算机视觉与模式识别 · 计算机科学 2021-09-29 Rui Gong , Dengxin Dai , Yuhua Chen , Wen Li , Luc Van Gool

Semi-Supervised Domain Adaptation (SSDA) is a recently emerging research topic that extends from the widely-investigated Unsupervised Domain Adaptation (UDA) by further having a few target samples labeled, i.e., the model is trained with…

计算机视觉与模式识别 · 计算机科学 2023-04-24 mengqun Jin , Kai Li , Shuyan Li , Chunming He , Xiu Li

Semi-supervised domain adaptation (SSDA) aims to bridge source and target domain distributions, with a small number of target labels available, achieving better classification performance than unsupervised domain adaptation (UDA). However,…

计算机视觉与模式识别 · 计算机科学 2024-01-23 Jichang Li , Guanbin Li , Yizhou Yu

In this work, we revisit the semi-supervised learning (SSL) problem from a new perspective of explicitly reducing empirical distribution mismatch between labeled and unlabeled samples. Benefited from this new perspective, we first propose a…

计算机视觉与模式识别 · 计算机科学 2022-03-15 Feiyu Wang , Qin Wang , Wen Li , Dong Xu , Luc Van Gool

Deep learning has shown remarkable progress in medical image semantic segmentation, yet its success heavily depends on large-scale expert annotations and consistent data distributions. In practice, annotations are scarce, and images are…

计算机视觉与模式识别 · 计算机科学 2026-01-26 Ba-Thinh Lam , Thanh-Huy Nguyen , Hoang-Thien Nguyen , Quang-Khai Bui-Tran , Nguyen Lan Vi Vu , Phat K. Huynh , Ulas Bagci , Min Xu

Motivated by the problem relatedness between unsupervised domain adaptation (UDA) and semi-supervised learning (SSL), many state-of-the-art UDA methods adopt SSL principles (e.g., the cluster assumption) as their learning ingredients.…

机器学习 · 计算机科学 2020-07-16 Yabin Zhang , Bin Deng , Kui Jia , Lei Zhang

The goal of our work is to perform pixel label semantic segmentation on 3D biomedical volumetric data. Manual annotation is always difficult for a large bio-medical dataset. So, we consider two cases where one dataset is fully labeled and…

计算机视觉与模式识别 · 计算机科学 2020-04-07 Shreya Roy , Anirban Chakraborty

Ultrasound imaging is challenging to interpret due to non-uniform intensities, low contrast, and inherent artifacts, necessitating extensive training for non-specialists. Advanced representation with clear tissue structure separation could…

计算机视觉与模式识别 · 计算机科学 2024-08-06 Oleksandra Tmenova , Yordanka Velikova , Mahdi Saleh , Nassir Navab

Semi-supervised semantic segmentation in computational pathology remains challenging due to scarce pixel-level annotations and unreliable pseudo-label supervision. We propose UniSemAlign, a dual-modal semantic alignment framework that…

计算机视觉与模式识别 · 计算机科学 2026-04-13 Le-Van Thai , Tien Dat Nguyen , Hoai Nhan Pham , Lan Anh Dinh Thi , Duy-Dong Nguyen , Ngoc Lam Quang Bui

Recent advances in deep learning-based medical image segmentation studies achieve nearly human-level performance in fully supervised manner. However, acquiring pixel-level expert annotations is extremely expensive and laborious in medical…

计算机视觉与模式识别 · 计算机科学 2023-05-19 Hyungseob Shin , Hyeongyu Kim , Sewon Kim , Yohan Jun , Taejoon Eo , Dosik Hwang