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Cardiac left ventricular (LV) segmentation from short-axis MRI acquired 10 minutes after the injection of a contrast agent (LGE-MRI) is a necessary step in the processing allowing the identification and diagnosis of cardiac diseases such as…

图像与视频处理 · 电气工程与系统科学 2020-06-02 Abdul Qayyum , Alain Lalande , Thomas Decourselle , Thibaut Pommier , Alexandre Cochet , Fabrice Meriaudeau

Pixelwise segmentation of the left ventricular (LV) myocardium and the four cardiac chambers in 2-D steady state free precession (SSFP) cine sequences is an essential preprocessing step for a wide range of analyses. Variability in contrast,…

计算机视觉与模式识别 · 计算机科学 2018-03-21 Davis M. Vigneault , Weidi Xie , Carolyn Y. Ho , David A. Bluemke , J. Alison Noble

Segmentation of cardiac anatomical structures in cardiac magnetic resonance images (CMRI) is a prerequisite for automatic diagnosis and prognosis of cardiovascular diseases. To increase robustness and performance of segmentation methods…

图像与视频处理 · 电气工程与系统科学 2020-11-16 Jörg Sander , Bob D. de Vos , Ivana Išgum

Previous studies on echocardiogram segmentation are focused on the left ventricle in parasternal long-axis views. In this study, deep-learning models were evaluated on the segmentation of the ventricles in parasternal short-axis…

图像与视频处理 · 电气工程与系统科学 2025-04-04 Julian Rene Cuellar Buritica , Vu Dinh , Manjula Burri , Julie Roelandts , James Wendling , Jon D. Klingensmith

Mitral valve regurgitation is the most common valvular disease, affecting 10% of the population over 75 years old. Left untreated, patients with mitral valve regurgitation can suffer declining cardiac health until cardiac failure and death.…

图像与视频处理 · 电气工程与系统科学 2019-06-13 Patrick Carnahan , Olivia Ginty , John Moore , Andras Lasso , Matthew A. Jolley , Christian Herz , Mehdi Eskandari , Daniel Bainbridge , Terry M. Peters

Accurate segmentation of the left ventricle in echocardiography can enable fully automatic extraction of clinical measurements such as volumes and ejection fraction. While models configured by nnU-Net perform well, they are large and slow,…

计算机视觉与模式识别 · 计算机科学 2025-09-05 Anders Kjelsrud , Lasse Løvstakken , Erik Smistad , Håvard Dalen , Gilles Van De Vyver

Cardiovascular (CV) diseases are the leading cause of death in the world, and auscultation is typically an essential part of a cardiovascular examination. The ability to diagnose a patient based on their heart sounds is a rather difficult…

声音 · 计算机科学 2021-08-10 Erika Bondareva , Jing Han , William Bradlow , Cecilia Mascolo

The reliable segmentation of retinal vasculature can provide the means to diagnose and monitor the progression of a variety of diseases affecting the blood vessel network, including diabetes and hypertension. We leverage the power of…

图像与视频处理 · 电气工程与系统科学 2019-07-23 Ali Hatamizadeh , Hamid Hosseini , Zhengyuan Liu , Steven D. Schwartz , Demetri Terzopoulos

Automatic myocardial segmentation of contrast echocardiography has shown great potential in the quantification of myocardial perfusion parameters. Segmentation quality control is an important step to ensure the accuracy of segmentation…

图像与视频处理 · 电气工程与系统科学 2021-09-16 Dewen Zeng , Yukun Ding , Haiyun Yuan , Meiping Huang , Xiaowei Xu , Jian Zhuang , Jingtong Hu , Yiyu Shi

Advances in image registration and machine learning have recently enabled volumetric analysis of postmortem brain tissue from conventional photographs of coronal slabs, which are routinely collected in brain banks and neuropathology…

Medical imaging has been employed to support medical diagnosis and treatment. It may also provide crucial information to surgeons to facilitate optimal surgical preplanning and perioperative management. Essentially, semi-automatic organ and…

图像与视频处理 · 电气工程与系统科学 2021-01-26 K. E. Sengun , Y. T. Cetin , M. S Guzel , S. Can , E. Bostanci

This paper introduces a novel deep-learning method for the automatic detection and segmentation of lung nodules, aimed at advancing the accuracy of early-stage lung cancer diagnosis. The proposed approach leverages a unique "Channel Squeeze…

图像与视频处理 · 电气工程与系统科学 2024-09-24 Mingxiu Sui , Jiacheng Hu , Tong Zhou , Zibo Liu , Likang Wen , Junliang Du

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

Diagnosis of cardiovascular disease using automated methods often relies on the critical task of cardiac image segmentation. We propose a novel strategy that performs segmentation using specialist networks that focus on a single anatomy…

图像与视频处理 · 电气工程与系统科学 2024-02-15 Abbas Khan , Muhammad Asad , Martin Benning , Caroline Roney , Gregory Slabaugh

Whole heart segmentation (WHS) supports cardiovascular disease (CVD) diagnosis, disease monitoring, treatment planning, and prognosis. Deep learning has become the most widely used method for WHS applications in recent years. However,…

图像与视频处理 · 电气工程与系统科学 2024-10-21 Chenyu Zhang , Wenxue Guan , Xiaodan Xing , Guang Yang

Patient-specific cardiac modeling combines geometries of the heart derived from medical images and biophysical simulations to predict various aspects of cardiac function. However, generating simulation-suitable models of the heart from…

图像与视频处理 · 电气工程与系统科学 2023-11-09 Fanwei Kong , Shawn Shadden

In this paper, we propose a new deep learning framework for an automatic myocardial infarction evaluation from clinical information and delayed enhancement-MRI (DE-MRI). The proposed framework addresses two tasks. The first task is…

图像与视频处理 · 电气工程与系统科学 2020-11-02 Kibrom Berihu Girum , Youssef Skandarani , Raabid Hussain , Alexis Bozorg Grayeli , Gilles Créhange , Alain Lalande

The 3D volumetric shape of the heart's left ventricle (LV) myocardium (MYO) wall provides important information for diagnosis of cardiac disease and invasive procedure navigation. Many cardiac image segmentation methods have relied on…

计算机视觉与模式识别 · 计算机科学 2021-02-23 Meng Ye , Qiaoying Huang , Dong Yang , Pengxiang Wu , Jingru Yi , Leon Axel , Dimitris Metaxas

Accurate segmentation of anatomical structures in chest radiographs is essential for many computer-aided diagnosis tasks. In this paper we investigate the latest fully-convolutional architectures for the task of multi-class segmentation of…

计算机视觉与模式识别 · 计算机科学 2018-10-05 Maayan Frid-Adar , Avi Ben-Cohen , Rula Amer , Hayit Greenspan

Automated segmentation of individual calf muscle compartments from 3D magnetic resonance (MR) images is essential for developing quantitative biomarkers for muscular disease progression and its prediction. Achieving clinically acceptable…

图像与视频处理 · 电气工程与系统科学 2020-12-23 Zhihui Guo , Honghai Zhang , Zhi Chen , Ellen van der Plas , Laurie Gutmann , Daniel Thedens , Peggy Nopoulos , Milan Sonka