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Automated segmentation of Cardiac Magnetic Resonance (CMR) plays a pivotal role in efficiently assessing cardiac function, offering rapid clinical evaluations that benefit both healthcare practitioners and patients. While recent research…

图像与视频处理 · 电气工程与系统科学 2024-06-14 Abdul Qayyum , Hao Xu , Brian P. Halliday , Cristobal Rodero , Christopher W. Lanyon , Richard D. Wilkinson , Steven Alexander Niederer

Segmentation in medical imaging is an essential and often preliminary task in the image processing chain, driving numerous efforts towards the design of robust segmentation algorithms. Supervised learning methods achieve excellent…

图像与视频处理 · 电气工程与系统科学 2024-04-03 Pierre Rougé , Pierre-Henri Conze , Nicolas Passat , Odyssée Merveille

Deep learning models for echocardiography segmentation often struggle to generalise across institutions, scanners, and patient populations, where collecting large, consistently annotated datasets is infeasible. Data augmentation is widely…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Soroush Elyasi , Sara Adibzadeh , Nasim Dadashi Serej , Julie Wall , Massoud Zolgharni

Cardiac magnetic resonance (CMR) is used extensively in the diagnosis and management of cardiovascular disease. Deep learning methods have proven to deliver segmentation results comparable to human experts in CMR imaging, but there have…

计算机视觉与模式识别 · 计算机科学 2018-10-25 Gerard Snaauw , Dong Gong , Gabriel Maicas , Anton van den Hengel , Wiro J. Niessen , Johan Verjans , Gustavo Carneiro

Medical image analysis, especially segmenting a specific organ, has an important role in developing clinical decision support systems. In cardiac magnetic resonance (MR) imaging, segmenting the left and right ventricles helps physicians…

We propose a method based on deep learning to perform cardiac segmentation on short axis MRI image stacks iteratively from the top slice (around the base) to the bottom slice (around the apex). At each iteration, a novel variant of U-net is…

计算机视觉与模式识别 · 计算机科学 2018-04-26 Qiao Zheng , Hervé Delingette , Nicolas Duchateau , Nicholas Ayache

Machine learning applications in medical imaging are frequently limited by the lack of quality labeled data. In this paper, we explore the self training method, a form of semi-supervised learning, to address the labeling burden. By…

机器学习 · 计算机科学 2018-11-28 Sejin Park , Woochan Hwang , Kyu-Hwan Jung

The objective of this study is the segmentation of the intima-media complex of the common carotid artery, on longitudinal ultrasound images, to measure its thickness. We propose a fully automatic region-based segmentation method, involving…

图像与视频处理 · 电气工程与系统科学 2022-01-31 Nolann Lainé , Guillaume Zahnd , Herv é Liebgott , Maciej Orkisz

The segmentation of the abdominal aorta in non-contrast CT images is a non-trivial task for computer-assisted endovascular navigation, particularly in scenarios where contrast agents are unsuitable. While state-of-the-art deep learning…

图像与视频处理 · 电气工程与系统科学 2024-02-07 Qixiang Ma , Antoine Lucas , Adrien Kaladji , Pascal Haigron

Label ambiguity is an inherent problem in real-world electrocardiogram (ECG) diagnosis, arising from overlapping conditions and diagnostic disagreement. However, current ECG models are trained under the assumption of clean and non-ambiguous…

机器学习 · 计算机科学 2025-12-15 Sana Rahmani , Javad Hashemi , Ali Etemad

Multi-organ segmentation in whole-body computed tomography (CT) is a constant pre-processing step which finds its application in organ-specific image retrieval, radiotherapy planning, and interventional image analysis. We address this…

计算机视觉与模式识别 · 计算机科学 2019-08-15 Fernando Navarro , Suprosanna Shit , Ivan Ezhov , Johannes Paetzold , Andrei Gafita , Jan Peeken , Stephanie Combs , Bjoern Menze

Continual test-time domain adaptation (CTTA) aims to adjust models so that they can perform well over time across non-stationary environments. While previous methods have made considerable efforts to optimize the adaptation process, a…

计算机视觉与模式识别 · 计算机科学 2026-02-09 Yanshuo Wang , Jinguang Tong , Jun Lan , Weiqiang Wang , Huijia Zhu , Haoxing Chen , Xuesong Li , Jie Hong

CAD remains a major global public health burden, yet scalable screening tools are limited. Although CCTA is a first-line non-invasive diagnostic modality, its use is constrained by resource requirements and radiation exposure. AI-ECG may…

Cardiac digital twins (CDTs) provide personalized in-silico cardiac representations and hold great potential for precision medicine in cardiology. However, whole-heart CDT models that simulate the full organ-scale electromechanics of all…

图像与视频处理 · 电气工程与系统科学 2025-07-22 Xiaoyue Liu , Xicheng Sheng , Xiahai Zhuang , Vicente Grau , Mark YY Chan , Ching-Hui Sia , Lei Li

Computer-assisted quantitative analysis on Giga-pixel pathology images has provided a new avenue in histology examination. The innovations have been largely focused on cancer pathology (i.e., tumor segmentation and characterization). In…

图像与视频处理 · 电气工程与系统科学 2022-03-24 Ruining Deng , Quan Liu , Can Cui , Zuhayr Asad , Haichun Yang , Yuankai Huo

One of the first steps in the diagnosis of most cardiac diseases, such as pulmonary hypertension, coronary heart disease is the segmentation of ventricles from cardiac magnetic resonance (MRI) images. Manual segmentation of the right…

图像与视频处理 · 电气工程与系统科学 2019-08-22 Yaman Dang , Deepak Anand , Amit Sethi

Early detection of cardiovascular diseases is crucial for effective treatment and an electrocardiogram (ECG) is pivotal for diagnosis. The accuracy of Deep Learning based methods for ECG signal classification has progressed in recent years…

信号处理 · 电气工程与系统科学 2022-04-12 Likith Reddy , Vivek Talwar , Shanmukh Alle , Raju. S. Bapi , U. Deva Priyakumar

Broadly speaking, the objective in cardiac image segmentation is to delineate the outer and inner walls of the heart to segment out either the entire or parts of the organ boundaries. This paper will focus on MR images as they are the most…

计算机视觉与模式识别 · 计算机科学 2015-02-17 Tizita Nesibu Shewaye

Optical coherence tomography angiography (OCTA) is an imaging technique that allows for non-invasive investigation of the microvasculature in the retina. OCTA uses laser light reflectance to measure moving blood cells. Hereby, it visualizes…

组织与器官 · 定量生物学 2020-02-11 Astrid M. E. Engberg , Vedrana A. Dahl , Anders B. Dahl

Using catheter ablation to treat atrial fibrillation increasingly relies on intracardiac echocardiography (ICE) for an anatomical delineation of the left atrium and the pulmonary veins that enter the atrium. However, it is a challenge to…

计算机视觉与模式识别 · 计算机科学 2022-03-24 Haofu Liao , Yucheng Tang , Gareth Funka-Lea , Jiebo Luo , Shaohua Kevin Zhou