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Electrocardiogram (ECG), a technique for medical monitoring of cardiac activity, is an important method for identifying cardiovascular disease. However, analyzing the increasing quantity of ECG data consumes a lot of medical resources. This…

信号处理 · 电气工程与系统科学 2022-10-13 Xinyao Hou , Shengmei Qin , Jianbo Su

Arrhythmia is a cardiovascular disease that manifests irregular heartbeats. In arrhythmia detection, the electrocardiogram (ECG) signal is an important diagnostic technique. However, manually evaluating ECG signals is a complicated and…

信号处理 · 电气工程与系统科学 2021-05-04 Jindi Lv , Qing Ye , Yanan Sun , Juan Zhao , Jiancheng Lv

The coupling signal refers to a latent physiological signal that characterizes the transformation from cardiac electrical excitation, captured by the electrocardiogram (ECG), to mechanical contraction, recorded by the phonocardiogram (PCG).…

信号处理 · 电气工程与系统科学 2025-11-05 Peihong Zhang , Zhixin Li , Rui Sang , Yuxuan Liu , Yiqiang Cai , Yizhou Tan , Shengchen Li

It is challenging to visually detect heart disease from the electrocardiographic (ECG) signals. Implementing an automated ECG signal detection system can help diagnosis arrhythmia in order to improve the accuracy of diagnosis. In this…

信号处理 · 电气工程与系统科学 2020-11-13 Jiacheng Wang , Weiheng Li

Microscopy enables detailed visualization and understanding of minute structures or processes. While cameras have significantly advanced optical, infrared, and electron microscopy, imaging nuclear magnetic resonance (NMR) signals on a…

The perfect alignment of 3D echocardiographic images captured from various angles has improved image quality and broadened the field of view. This study proposes an accelerated sequential Monte Carlo (SMC) algorithm for 3D-3D rigid…

图像与视频处理 · 电气工程与系统科学 2025-04-29 Thanuja Uruththirakodeeswaran , Harald Becher , Michelle Noga , Lawrence H. Le , Pierre Boulanger , Jonathan Windram , Kumaradevan Punithakumar

Cardiac Magnetic Resonance (CMR) is established as a non-invasive imaging technique for evaluation of heart function, anatomy, and myocardial tissue characterization. Quantitative biomarkers are central for diagnosis and management of heart…

图像与视频处理 · 电气工程与系统科学 2024-04-04 Hui Xue , Rhodri H Davies , James Howard , Hunain Shiwani , Azaan Rehman , Iain Pierce , Henry Procter , Marianna Fontana , James C Moon , Eylem Levelt , Peter Kellman

Echocardiography is critical for diagnosing cardiovascular diseases, yet the shortage of skilled sonographers hinders timely patient care, due to high operational difficulties. Consequently, research on automated probe navigation has…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Teng Wang , Haojun Jiang , Chenxi Li , Diwen Wang , Yihang Tang , Zhenguo Sun , Yujiao Deng , Shiji Song , Gao Huang

Mathematical models and numerical simulations offer a non-invasive way to explore cardiovascular phenomena, providing access to quantities that cannot be measured directly. In this study, we start with a one-dimensional multiscale blood…

机器学习 · 计算机科学 2026-04-09 Giulia Bertaglia , Raffaella Fiamma Cabini

Automated extraction of quantitative parameters from Cardiac Magnetic Resonance Images (CMRI) is crucial for the management of patients with myocardial infarct. This work proposes a post-processing procedure to jointly analyze Cine and…

图像与视频处理 · 电气工程与系统科学 2023-06-28 Y. Chenoune , C. Pellot-Barakat , C. Constantinides , R. El Berbari , M. Lefort , E. Roullot , E. Mousseaux , F. Frouin

Recovering the 3D motion of the heart from cine cardiac magnetic resonance (CMR) imaging enables the assessment of regional myocardial function and is important for understanding and analyzing cardiovascular disease. However, 3D cardiac…

图像与视频处理 · 电气工程与系统科学 2022-08-02 Qingjie Meng , Chen Qin , Wenjia Bai , Tianrui Liu , Antonio de Marvao , Declan P O'Regan , Daniel Rueckert

Deep learning-based methods have spearheaded the automatic analysis of echocardiographic images, taking advantage of the publication of multiple open access datasets annotated by experts (CAMUS being one of the largest public databases).…

图像与视频处理 · 电气工程与系统科学 2023-06-26 Hang Jung Ling , Nathan Painchaud , Pierre-Yves Courand , Pierre-Marc Jodoin , Damien Garcia , Olivier Bernard

The correlation of optical measurements with a correct pathology label is often hampered by imprecise registration caused by deformations in histology images. This study explores an automated multi-modal image registration technique…

图像与视频处理 · 电气工程与系统科学 2023-11-27 Lianne Feenstra , Maud Lambregts , Theo J. M Ruers , Behdad Dashtbozorg

Physiological signals, such as the electrocardiogram and the phonocardiogram are very often corrupted by noisy sources. Usually, artificial intelligent algorithms analyze the signal regardless of its quality. On the other hand, physicians…

信号处理 · 电气工程与系统科学 2023-04-25 Jorge Oliveira , Margarida Carvalho , Diogo Marcelo Nogueira , Miguel Coimbra

Accurate segmentation of cardiac structures in cardiovascular magnetic resonance (CMR) images is essential for reliable diagnosis and treatment of cardiovascular diseases. However, manual segmentation remains time-consuming and suffers from…

计算机视觉与模式识别 · 计算机科学 2026-04-07 Ujjwal Jain

Advances in computational science offer a principled pipeline for predictive modeling of cardiovascular flows and aspire to provide a valuable tool for monitoring, diagnostics and surgical planning. Such models can be nowadays deployed on…

机器学习 · 计算机科学 2019-09-19 Georgios Kissas , Yibo Yang , Eileen Hwuang , Walter R. Witschey , John A. Detre , Paris Perdikaris

Automated segmentation of human cardiac magnetic resonance datasets has been steadily improving during recent years. However, these methods are not directly applicable in preclinical context due to limited datasets and lower image…

图像与视频处理 · 电气工程与系统科学 2021-09-10 Daniel Fernandez-Llaneza , Andrea Gondova , Harris Vince , Arijit Patra , Magdalena Zurek , Peter Konings , Patrik Kagelid , Leif Hultin

Atrial Fibrillation (AF) is a common cardiac arrhythmia affecting a large number of people around the world. If left undetected, it will develop into chronic disability or even early mortality. However, patients who have this problem can…

信号处理 · 电气工程与系统科学 2021-01-20 Dacheng Chen , Dan Li , Xiuqin Xu , Ruizhi Yang , See-Kiong Ng

Image-based computational models of the heart represent a powerful tool to shed new light on the mechanisms underlying physiological and pathological conditions in cardiac function and to improve diagnosis and therapy planning. However, in…

With the rising prevalence of cardiovascular and respiratory disorders and an aging global population, healthcare systems face increasing pressure to adopt efficient, non-contact vital sign monitoring (NCVSM) solutions. This study…

信号处理 · 电气工程与系统科学 2025-01-14 Yonathan Eder , Emma Zagoury , Shlomi Savariego , Moshe Namer , Oded Cohen , Yonina C. Eldar