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Accurate segmentation of brain tumors from multi-modal Magnetic Resonance (MR) images is essential in brain tumor diagnosis and treatment. However, due to the existence of domain shifts among different modalities, the performance of…

计算机视觉与模式识别 · 计算机科学 2021-05-18 Kelei He , Wen Ji , Tao Zhou , Zhuoyuan Li , Jing Huo , Xin Zhang , Yang Gao , Dinggang Shen , Bing Zhang , Junfeng Zhang

The lack of annotated medical images limits the performance of deep learning models, which usually need large-scale labelled datasets. Few-shot learning techniques can reduce data scarcity issues and enhance medical image analysis,…

计算机视觉与模式识别 · 计算机科学 2024-06-25 Eva Pachetti , Sara Colantonio

Due to the lack of expertise for medical image annotation, the investigation of label-efficient methodology for medical image segmentation becomes a heated topic. Recent progresses focus on the efficient utilization of weak annotations…

图像与视频处理 · 电气工程与系统科学 2022-03-14 Junwen Pan , Qi Bi , Yanzhan Yang , Pengfei Zhu , Cheng Bian

Supervised machine learning provides state-of-the-art solutions to a wide range of computer vision problems. However, the need for copious labelled training data limits the capabilities of these algorithms in scenarios where such input is…

计算机视觉与模式识别 · 计算机科学 2022-09-02 András Kalapos , Bálint Gyires-Tóth

Machine learning in medical imaging during clinical routine is impaired by changes in scanner protocols, hardware, or policies resulting in a heterogeneous set of acquisition settings. When training a deep learning model on an initial…

计算机视觉与模式识别 · 计算机科学 2022-03-16 Matthias Perkonigg , Johannes Hofmanninger , Christian Herold , Helmut Prosch , Georg Langs

Medical image segmentation is a fundamental and critical step in many clinical approaches. Semi-supervised learning has been widely applied to medical image segmentation tasks since it alleviates the heavy burden of acquiring…

图像与视频处理 · 电气工程与系统科学 2022-08-29 Yichi Zhang , Rushi Jiao , Qingcheng Liao , Dongyang Li , Jicong Zhang

In recent years, there has been tremendous progress in the field of semantic segmentation. However, one remaining challenging problem is that segmentation models do not generalize to unseen domains. To overcome this problem, one either has…

计算机视觉与模式识别 · 计算机科学 2022-08-16 Robert A. Marsden , Felix Wiewel , Mario Döbler , Yang Yang , Bin Yang

Semi-supervised learning utilizes insights from unlabeled data to improve model generalization, thereby reducing reliance on large labeled datasets. Most existing studies focus on limited samples and fail to capture the overall data…

计算机视觉与模式识别 · 计算机科学 2025-03-13 Xiuzhen Guo , Lianyuan Yu , Ji Shi , Na Lei , Hongxiao Wang

Unsupervised domain adaptation (UDA) adapts a model trained on one domain (called source) to a novel domain (called target) using only unlabeled data. Due to its high annotation cost, researchers have developed many UDA methods for semantic…

计算机视觉与模式识别 · 计算机科学 2024-01-23 Zhijie Wang , Masanori Suganuma , Takayuki Okatani

Convolutional neural networks typically perform poorly when the test (target domain) and training (source domain) data have significantly different distributions. While this problem can be mitigated by using the target domain data to align…

计算机视觉与模式识别 · 计算机科学 2021-10-27 Gabriel Tjio , Ping Liu , Joey Tianyi Zhou , Rick Siow Mong Goh

Recent progress on few-shot learning largely relies on annotated data for meta-learning: base classes sampled from the same domain as the novel classes. However, in many applications, collecting data for meta-learning is infeasible or…

计算机视觉与模式识别 · 计算机科学 2020-07-21 Yunhui Guo , Noel C. Codella , Leonid Karlinsky , James V. Codella , John R. Smith , Kate Saenko , Tajana Rosing , Rogerio Feris

Unsupervised domain adaptation (UDA) methods have been broadly utilized to improve the models' adaptation ability in general computer vision. However, different from the natural images, there exist huge semantic gaps for the nuclei from…

计算机视觉与模式识别 · 计算机科学 2022-07-05 Canran Li , Dongnan Liu , Haoran Li , Zheng Zhang , Guangming Lu , Xiaojun Chang , Weidong Cai

Recent work has shown that label-efficient few-shot learning through self-supervision can achieve promising medical image segmentation results. However, few-shot segmentation models typically rely on prototype representations of the…

图像与视频处理 · 电气工程与系统科学 2022-03-07 Stine Hansen , Srishti Gautam , Robert Jenssen , Michael Kampffmeyer

Despite the remarkable performance of supervised medical image segmentation models, relying on a large amount of labeled data is impractical in real-world situations. Semi-supervised learning approaches aim to alleviate this challenge using…

计算机视觉与模式识别 · 计算机科学 2025-09-17 Yunyao Lu , Yihang Wu , Ahmad Chaddad , Tareef Daqqaq , Reem Kateb

Semi-supervised learning for medical image segmentation presents a unique challenge of efficiently using limited labeled data while leveraging abundant unlabeled data. Despite advancements, existing methods often do not fully exploit the…

计算机视觉与模式识别 · 计算机科学 2024-12-12 Bin Zhao , Chunshi Wang , Shuxue Ding

Existing unsupervised domain adaptation methods aim to transfer knowledge from a label-rich source domain to an unlabeled target domain. However, obtaining labels for some source domains may be very expensive, making complete labeling as…

计算机视觉与模式识别 · 计算机科学 2020-03-19 Donghyun Kim , Kuniaki Saito , Tae-Hyun Oh , Bryan A. Plummer , Stan Sclaroff , Kate Saenko

We tackle biomedical image segmentation in the scenario of only a few labeled brain MR images. This is an important and challenging task in medical applications, where manual annotations are time-consuming. Current multi-atlas based…

计算机视觉与模式识别 · 计算机科学 2020-01-14 Hyeon Woo Lee , Mert R. Sabuncu , Adrian V. Dalca

Extensive studies on Unsupervised Domain Adaptation (UDA) have propelled the deployment of deep learning from limited experimental datasets into real-world unconstrained domains. Most UDA approaches align features within a common embedding…

计算机视觉与模式识别 · 计算机科学 2022-08-03 Wenxuan Ma , Jinming Zhang , Shuang Li , Chi Harold Liu , Yulin Wang , Wei Li

The divergence between labeled training data and unlabeled testing data is a significant challenge for recent deep learning models. Unsupervised domain adaptation (UDA) attempts to solve such problem. Recent works show that self-training is…

计算机视觉与模式识别 · 计算机科学 2025-03-26 Chuang Zhu , Kebin Liu , Wenqi Tang , Ke Mei , Jiaqi Zou , Tiejun Huang

Semi-supervised learning has made significant strides in the medical domain since it alleviates the heavy burden of collecting abundant pixel-wise annotated data for semantic segmentation tasks. Existing semi-supervised approaches enhance…

计算机视觉与模式识别 · 计算机科学 2021-12-03 Xu Zheng , Chong Fu , Haoyu Xie , Jialei Chen , Xingwei Wang , Chiu-Wing Sham