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We propose a novel neural deformable model (NDM) targeting at the reconstruction and modeling of 3D bi-ventricular shape of the heart from 2D sparse cardiac magnetic resonance (CMR) imaging data. We model the bi-ventricular shape using…

计算机视觉与模式识别 · 计算机科学 2024-11-25 Meng Ye , Dong Yang , Mikael Kanski , Leon Axel , Dimitris Metaxas

Myocardial characterization is essential for patients with myocardial infarction and other myocardial diseases, and the assessment is often performed using cardiac magnetic resonance (CMR) sequences. In this study, we propose a fully…

图像与视频处理 · 电气工程与系统科学 2020-08-19 Xiaoran Zhang , Michelle Noga , Kumaradevan Punithakumar

Automated cardiac segmentation from magnetic resonance imaging datasets is an essential step in the timely diagnosis and management of cardiac pathologies. We propose to tackle the problem of automated left and right ventricle segmentation…

计算机视觉与模式识别 · 计算机科学 2017-04-28 Phi Vu Tran

Electrocardiogram (ECG) signals play a pivotal role in cardiovascular diagnostics, providing essential information on the electrical activity of the heart. However, the inherent noise and limited resolution in ECG recordings can hinder…

信号处理 · 电气工程与系统科学 2024-04-25 Ugo Lomoio , Pierangelo Veltri , Pietro Hiram Guzzi , Pietro Lio'

3D motion estimation from cine cardiac magnetic resonance (CMR) images is important for the assessment of cardiac function and diagnosis of cardiovascular diseases. Most of the previous methods focus on estimating pixel-/voxel-wise motion…

图像与视频处理 · 电气工程与系统科学 2022-09-07 Qingjie Meng , Wenjia Bai , Tianrui Liu , Declan P O'Regan , Daniel Rueckert

Electrocardiogram (ECG) detection and delineation are key steps for numerous tasks in clinical practice, as ECG is the most performed non-invasive test for assessing cardiac condition. State-of-the-art algorithms employ digital signal…

机器学习 · 计算机科学 2020-05-12 Guillermo Jimenez-Perez , Alejandro Alcaine , Oscar Camara

Echocardiography (echo) is an indispensable tool in a cardiologist's diagnostic armamentarium. To date, almost all echocardiographic parameters require time-consuming manual labeling and measurements by an experienced echocardiographer and…

图像与视频处理 · 电气工程与系统科学 2020-11-26 Mohamed Y. Elwazir , Zeynettin Akkus , Didem Oguz , Jae K. Oh

Temporal echocardiography image registration is a basis for clinical quantifications such as cardiac motion estimation, myocardial strain assessments, and stroke volume quantifications. In past studies, deep learning image registration…

图像与视频处理 · 电气工程与系统科学 2023-09-12 Md. Kamrul Hasan , Haobo Zhu , Guang Yang , Choon Hwai Yap

Automated noninvasive cardiac diagnosis plays a critical role in the early detection of cardiac disorders and cost-effective clinical management. Automated diagnosis involves the automated segmentation and analysis of cardiac images.…

图像与视频处理 · 电气工程与系统科学 2025-04-21 Racheal Mukisa , Arvind K. Bansal

Electrocardiogram (ECG) is the most widely used diagnostic tool to monitor the condition of the human heart. By using deep neural networks (DNNs), interpretation of ECG signals can be fully automated for the identification of potential…

机器学习 · 计算机科学 2022-03-16 Linhai Ma , Liang Liang

Convolutional neural network (CNN) based segmentation methods provide an efficient and automated way for clinicians to assess the structure and function of the heart in cardiac MR images. While CNNs can generally perform the segmentation…

Micro-vascular flow in the myocardium is of significant importance clinically but remains poorly understood. Up to 25% of patients with symptoms of coronary heart diseases have no obstructive coronary arteries and have suspected…

Multi-sequence cardiac magnetic resonance (CMR) provides essential pathology information (scar and edema) to diagnose myocardial infarction. However, automatic pathology segmentation can be challenging due to the difficulty of effectively…

图像与视频处理 · 电气工程与系统科学 2022-01-17 Kai-Ni Wang , Xin Yang , Juzheng Miao , Lei Li , Jing Yao , Ping Zhou , Wufeng Xue , Guang-Quan Zhou , Xiahai Zhuang , Dong Ni

3D motion estimation from cine cardiac magnetic resonance (CMR) images is important for the assessment of cardiac function and the diagnosis of cardiovascular diseases. Current state-of-the art methods focus on estimating dense…

图像与视频处理 · 电气工程与系统科学 2023-09-26 Qingjie Meng , Wenjia Bai , Declan P O'Regan , and Daniel Rueckert

Electrocardiogram (ECG) is the most widely used diagnostic tool to monitor the condition of the cardiovascular system. Deep neural networks (DNNs), have been developed in many research labs for automatic interpretation of ECG signals to…

信号处理 · 电气工程与系统科学 2021-04-19 Linhai Ma , Liang Liang

In this paper, we study the problem of imaging orientation in cardiac MRI, and propose a framework to categorize the orientation for recognition and standardization via deep neural networks. The method uses a new multi-tasking strategy,…

图像与视频处理 · 电气工程与系统科学 2020-11-21 Ke Zhang , Xiahai Zhuang

Electroanatomic mapping as routinely acquired in ablation therapy of ventricular tachycardia is the gold standard method to identify the arrhythmogenic substrate. To reduce the acquisition time and still provide maps with high spatial…

The ability to map left ventricle (LV) myocardial motion using computed tomography angiography (CTA) is essential to diagnosing cardiovascular conditions and guiding interventional procedures. Due to their inherent locality, conventional…

图像与视频处理 · 电气工程与系统科学 2024-11-08 Shahar Zuler , Shai Tejman-Yarden , Dan Raviv

Cardiac auscultation involves expert interpretation of abnormalities in heart sounds using stethoscope. Deep learning based cardiac auscultation is of significant interest to the healthcare community as it can help reducing the burden of…

计算机视觉与模式识别 · 计算机科学 2020-07-29 Siddique Latif , Muhammad Usman , Rajib Rana , Junaid Qadir

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…