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Automated construction of surface geometries of cardiac structures from volumetric medical images is important for a number of clinical applications. While deep-learning-based approaches have demonstrated promising reconstruction precision,…

Image and Video Processing · Electrical Eng. & Systems 2021-09-15 Fanwei Kong , Nathan Wilson , Shawn C. Shadden

Background: Computational fluid dynamics (CFD) is increasingly used to assess blood flow conditions in patients with congenital heart disease (CHD). This requires patient-specific anatomy, usually obtained from segmented 3D cardiovascular…

Automatic segmentation of myocardial contours and relevant areas like infraction and no-reflow is an important step for the quantitative evaluation of myocardial infarction. In this work, we propose a cascaded convolutional neural network…

Image and Video Processing · Electrical Eng. & Systems 2020-12-29 Yichi Zhang

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…

Computer Vision and Pattern Recognition · Computer Science 2018-10-25 Gerard Snaauw , Dong Gong , Gabriel Maicas , Anton van den Hengel , Wiro J. Niessen , Johan Verjans , Gustavo Carneiro

Convolutional neural networks (CNN) have had unprecedented success in medical imaging and, in particular, in medical image segmentation. However, despite the fact that segmentation results are closer than ever to the inter-expert…

Computer Vision and Pattern Recognition · Computer Science 2020-06-17 Nathan Painchaud , Youssef Skandarani , Thierry Judge , Olivier Bernard , Alain Lalande , Pierre-Marc Jodoin

Segmentation of the left atrial chamber and assessing its morphology, are essential for improving our understanding of atrial fibrillation, the most common type of cardiac arrhythmia. Automation of this process in 3D gadolinium enhanced-MRI…

Computer Vision and Pattern Recognition · Computer Science 2019-12-04 Sulaiman Vesal , Nishant Ravikumar , Andreas Maier

Coronary Artery Disease (CAD) diagnostic to be a major global cause of death, necessitating innovative solutions. Addressing the critical importance of early CAD detection and its impact on the mortality rate, we propose the potential of…

Signal Processing · Electrical Eng. & Systems 2024-06-26 Atitaya Phoemsuk , Vahid Abolghasemi

The purpose of this study is to develop an automated algorithm for thoracic vertebral segmentation on chest radiography using deep learning. 124 de-identified lateral chest radiographs on unique patients were obtained. Segmentations of…

Image and Video Processing · Electrical Eng. & Systems 2020-01-07 Sanket Badhe , Varun Singh , Joy Li , Paras Lakhani

Automatic labelling of anatomical structures, such as coronary arteries, is critical for diagnosis, yet existing (non-deep learning) methods are limited by a reliance on prior topological knowledge of the expected tree-like structures. As…

Image and Video Processing · Electrical Eng. & Systems 2024-03-05 Yadan Li , Mohammad Ali Armin , Simon Denman , David Ahmedt-Aristizabal

Segmentation of the aorta is crucial for various medical analyses, such as the diagnosis and treatment of cardiovascular diseases. This work presents mathematical models and methods yielding a semi-automatic segmentation of the aorta from…

Medical Physics · Physics 2025-11-17 Konan A. Allaly , Jozef Urban , Karol Mikula

In this paper, we propose a fully automatic MRI cardiac segmentation method based on a novel deep convolutional neural network (CNN) designed for the 2017 ACDC MICCAI challenge. The novelty of our network comes with its embedded shape prior…

Computer Vision and Pattern Recognition · Computer Science 2017-09-14 Clement Zotti , Zhiming Luo , Alain Lalande , Olivier Humbert , Pierre-Marc Jodoin

Deep learning methods are the de-facto solutions to a multitude of medical image analysis tasks. Cardiac MRI segmentation is one such application which, like many others, requires a large number of annotated data so a trained network can…

Image and Video Processing · Electrical Eng. & Systems 2022-01-02 Youssef Skandarani , Pierre-Marc Jodoin , Alain Lalande

Abdominal aortic aneurysms (AAAs) are progressive focal dilatations of the abdominal aorta. AAAs may rupture, with a survival rate of only 20\%. Current clinical guidelines recommend elective surgical repair when the maximum AAA diameter…

Computer Vision and Pattern Recognition · Computer Science 2025-06-12 Dieuwertje Alblas , Patryk Rygiel , Julian Suk , Kaj O. Kappe , Marieke Hofman , Christoph Brune , Kak Khee Yeung , Jelmer M. Wolterink

Segmentation of the left atrium and deriving its size can help to predict and detect various cardiovascular conditions. Automation of this process in 3D Ultrasound image data is desirable, since manual delineations are time-consuming,…

Computer Vision and Pattern Recognition · Computer Science 2019-04-19 Markus A. Degel , Nassir Navab , Shadi Albarqouni

Cardiovascular magnetic resonance (CMR) imaging is a standard imaging modality for assessing cardiovascular diseases (CVDs), the leading cause of death globally. CMR enables accurate quantification of the cardiac chamber volume, ejection…

Cardiac segmentation from late gadolinium enhancement MRI is an important task in clinics to identify and evaluate the infarction of myocardium. The automatic segmentation is however still challenging, due to the heterogeneous intensity…

Image and Video Processing · Electrical Eng. & Systems 2019-06-26 Qian Yue , Xinzhe Luo , Qing Ye , Lingchao Xu , Xiahai Zhuang

Background: Accurate spinal structure measurement is crucial for assessing spine health and diagnosing conditions like spondylosis, disc herniation, and stenosis. Manual methods for measuring intervertebral disc height and spinal canal…

Purposes: This study aimed to develop a computed tomography (CT)-based multi-organ segmentation model for delineating organs-at-risk (OARs) in pediatric upper abdominal tumors and evaluate its robustness across multiple datasets. Materials…

Purpose: Multi-expert deep learning training methods to automatically quantify ischemic brain tissue on Non-Contrast CT Materials and Methods: The data set consisted of 260 Non-Contrast CTs from 233 patients of acute ischemic stroke…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 Sophie Ostmeier , Brian Axelrod , Benjamin Pulli , Benjamin F. J. Verhaaren , Abdelkader Mahammedi , Yongkai Liu , Christian Federau , Greg Zaharchuk , Jeremy J. Heit

Existing methods to reconstruct vascular structures from a computed tomography (CT) angiogram rely on injection of intravenous contrast to enhance the radio-density within the vessel lumen. However, pathological changes can be present in…

Image and Video Processing · Electrical Eng. & Systems 2020-02-11 Anirudh Chandrashekar , Ashok Handa , Natesh Shivakumar , Pierfrancesco Lapolla , Vicente Grau , Regent Lee
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