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The scarcity of annotated medical images is a major bottleneck in developing learning models for medical image analysis. Hence, recent studies have focused on pretrained models with fewer annotation requirements that can be fine-tuned for…

图像与视频处理 · 电气工程与系统科学 2024-10-02 Jonghun Kim , Mansu Kim , Hyunjin Park

Medical image segmentation plays a crucial role in clinical workflows, but domain shift often leads to performance degradation when models are applied to unseen clinical domains. This challenge arises due to variations in imaging…

计算机视觉与模式识别 · 计算机科学 2025-08-01 Yingkai Wang , Yaoyao Zhu , Xiuding Cai , Yuhao Xiao , Haotian Wu , Yu Yao

Automated brain lesions detection is an important and very challenging clinical diagnostic task because the lesions have different sizes, shapes, contrasts, and locations. Deep Learning recently has shown promising progress in many…

计算机视觉与模式识别 · 计算机科学 2018-01-08 Mina Rezaei , Haojin Yang , Christoph Meinel

Transfer learning is a standard technique to improve performance on tasks with limited data. However, for medical imaging, the value of transfer learning is less clear. This is likely due to the large domain mismatch between the usual…

Deep learning-based medical image segmentation is increasingly used to support clinical diagnosis and develop new treatment strategies. However, model performance remains limited by the scarcity of high-quality annotated data and…

Deep neural networks have shown promising results for various clinical prediction tasks such as diagnosis, mortality prediction, predicting duration of stay in hospital, etc. However, training deep networks -- such as those based on…

机器学习 · 计算机科学 2018-07-06 Priyanka Gupta , Pankaj Malhotra , Lovekesh Vig , Gautam Shroff

In the context of medical imaging and machine learning, one of the most pressing challenges is the effective adaptation of pre-trained models to specialized medical contexts. Despite the availability of advanced pre-trained models, their…

计算机视觉与模式识别 · 计算机科学 2024-06-17 Ana Davila , Jacinto Colan , Yasuhisa Hasegawa

Convolutional neural networks (CNNs) have been applied to various automatic image segmentation tasks in medical image analysis, including brain MRI segmentation. Generative adversarial networks have recently gained popularity because of…

计算机视觉与模式识别 · 计算机科学 2017-07-12 Pim Moeskops , Mitko Veta , Maxime W. Lafarge , Koen A. J. Eppenhof , Josien P. W. Pluim

The paper discusses the use of MRI for segmentation techniques, specifically focusing on brain tumor detection. It discusses the use of convolutional neural networks (CNN) for automatic segmentation but also discusses challenges such as…

图像与视频处理 · 电气工程与系统科学 2024-05-27 Jayanthi Vajiram , Aishwarya Senthil

Deep convolutional neural networks (CNNs) have shown excellent performance in object recognition tasks and dense classification problems such as semantic segmentation. However, training deep neural networks on large and sparse datasets is…

计算机视觉与模式识别 · 计算机科学 2017-12-25 Lorenz Berger , Eoin Hyde , M. Jorge Cardoso , Sebastien Ourselin

Domain shift presents a significant challenge in applying Deep Learning to the segmentation of 3D medical images from sources like Magnetic Resonance Imaging (MRI) and Computed Tomography (CT). Although numerous Domain Adaptation methods…

图像与视频处理 · 电气工程与系统科学 2025-02-25 Boris Shirokikh , Anvar Kurmukov , Mariia Donskova , Valentin Samokhin , Mikhail Belyaev , Ivan Oseledets

Domain adaptation (DA) techniques have the potential in machine learning to alleviate distribution differences between training and test sets by leveraging information from source domains. In image classification, most advances in DA have…

计算机视觉与模式识别 · 计算机科学 2025-08-29 Ahmad Chaddad , Yihang Wu , Reem Kateb , Christian Desrosiers

The main focus of this work is a novel framework for the joint reconstruction and segmentation of parallel MRI (PMRI) brain data. We introduce an image domain deep network for calibrationless recovery of undersampled PMRI data. The proposed…

图像与视频处理 · 电气工程与系统科学 2021-02-03 Aniket Pramanik , Mathews Jacob

Recent research efforts have shown that neural architectures can be effective in conventional information extraction tasks such as named entity recognition, yielding state-of-the-art results on standard newswire datasets. However, despite…

计算与语言 · 计算机科学 2018-10-16 Bill Yuchen Lin , Wei Lu

Segmentation of focal (localized) brain pathologies such as brain tumors and brain lesions caused by multiple sclerosis and ischemic strokes are necessary for medical diagnosis, surgical planning and disease development as well as other…

计算机视觉与模式识别 · 计算机科学 2017-01-25 Mohammad Havaei , Nicolas Guizard , Hugo Larochelle , Pierre-Marc Jodoin

Segmentation of white matter lesions and deep grey matter structures is an important task in the quantification of magnetic resonance imaging in multiple sclerosis. In this paper we explore segmentation solutions based on convolutional…

Given the wide success of convolutional neural networks (CNNs) applied to natural images, researchers have begun to apply them to neuroimaging data. To date, however, exploration of novel CNN architectures tailored to neuroimaging data has…

计算机视觉与模式识别 · 计算机科学 2018-08-15 Pascal Sturmfels , Saige Rutherford , Mike Angstadt , Mark Peterson , Chandra Sripada , Jenna Wiens

This paper investigates the critical problem of representation similarity evolution during cross-domain transfer learning, with particular focus on understanding why pre-trained models maintain effectiveness when adapted to medical imaging…

计算机视觉与模式识别 · 计算机科学 2025-03-12 Wenqiang Zu , Shenghao Xie , Hao Chen , Lei Ma

We propose to adapt segmentation networks with a constrained formulation, which embeds domain-invariant prior knowledge about the segmentation regions. Such knowledge may take the form of simple anatomical information, e.g., structure size…

计算机视觉与模式识别 · 计算机科学 2021-04-13 Mathilde Bateson , Jose Dolz , Hoel Kervadec , Hervé Lombaert , Ismail Ben Ayed

Deep learning models for medical image segmentation often struggle when deployed across different datasets due to domain shifts - variations in both image appearance, known as style, and population-dependent anatomical characteristics,…

计算机视觉与模式识别 · 计算机科学 2025-10-16 Hoda Kalabizadeh , Ludovica Griffanti , Pak-Hei Yeung , Ana I. L. Namburete , Nicola K. Dinsdale , Konstantinos Kamnitsas