中文
相关论文

相关论文: Deep learning-based framework for cardiac function…

200 篇论文

Electrocardiogram (ECG) is a simple non-invasive measure to identify heart-related issues such as irregular heartbeats known as arrhythmias. While artificial intelligence and machine learning is being utilized in a wide range of healthcare…

机器学习 · 计算机科学 2022-07-11 Minh Cao , Tianqi Zhao , Yanxun Li , Wenhao Zhang , Peyman Benharash , Ramin Ramezani

Electrocardiograms (ECGs), a medical monitoring technology recording cardiac activity, are widely used for diagnosing cardiac arrhythmia. The diagnosis is based on the analysis of the deformation of the signal shapes due to irregular heart…

信号处理 · 电气工程与系统科学 2023-12-18 Parshuram N. Aarotale , Ajita Rattani

Accurate cardiac output (CO) estimation from photoplethysmography (PPG) is promising for unobtrusive hemodynamic monitoring, but remains difficult since CO is jointly determined by cardiac function and vascular tone. Conventional…

医学物理 · 物理学 2026-05-20 Yaowen Zhang , Bo Cui , Libera Fresiello , Peter H. Veltink , Dirk W. Donker , Ying Wang

Various biological processes such as transport of oxygen and nutrients, thrombus formation, vascular angiogenesis and remodeling are related to cellular/subcellular level biological processes, where mesoscopic simulations resolving detailed…

流体动力学 · 物理学 2021-01-22 Ansel Blumers , Minglang Yin , Hiroyuki Nakajima , Yosuke Hasegawa , Zhen Li , George Em Karniadakis

Dynamic positron emission tomography (PET) imaging combined with radiotracer kinetic modeling is a powerful technique for visualizing biological processes in the brain, offering valuable insights into brain functions and neurological…

图像与视频处理 · 电气工程与系统科学 2025-11-26 Junyu Chen , Zirui Jiang , Jennifer M. Coughlin , Ian Cheong , Kelly A. Mills , Martin G. Pomper , Yong Du

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…

Objective: We aim to provide an algorithm for the detection of myocardial infarction that operates directly on ECG data without any preprocessing and to investigate its decision criteria. Approach: We train an ensemble of fully…

计算机与社会 · 计算机科学 2019-02-06 Nils Strodthoff , Claas Strodthoff

Electrocardiogram (ECG) signals are beneficial in diagnosing cardiovascular diseases, which are one of the leading causes of death. However, they are often contaminated by noise artifacts and affect the automatic and manual diagnosis…

信号处理 · 电气工程与系统科学 2022-08-19 Radhika Dua , Jiyoung Lee , Joon-myoung Kwon , Edward Choi

Cardiac motion estimation plays a key role in MRI cardiac feature tracking and function assessment such as myocardium strain. In this paper, we propose Motion Pyramid Networks, a novel deep learning-based approach for accurate and efficient…

图像与视频处理 · 电气工程与系统科学 2020-09-17 Hanchao Yu , Xiao Chen , Humphrey Shi , Terrence Chen , Thomas S. Huang , Shanhui Sun

Automatic arrhythmia detection using 12-lead electrocardiogram (ECG) signal plays a critical role in early prevention and diagnosis of cardiovascular diseases. In the previous studies on automatic arrhythmia detection, most methods…

信号处理 · 电气工程与系统科学 2020-08-18 Jing Zhang , Deng Liang , Aiping Liu , Min Gao , Xiang Chen , Xu Zhang , Xun Chen

Early detection of atrial fibrillation (AFib) is challenging due to its asymptomatic and paroxysmal nature. However, advances in deep learning algorithms and the vast collection of electrocardiogram (ECG) data from devices such as the…

信号处理 · 电气工程与系统科学 2024-10-29 Diogo Reis Santos , Andrea Protani , Lorenzo Giusti , Albert Sund Aillet , Pierpaolo Brutti , Luigi Serio

This project intends to study a cardiovascular disease risk early warning model based on one-dimensional convolutional neural networks. First, the missing values of 13 physiological and symptom indicators such as patient age, blood glucose,…

机器学习 · 计算机科学 2024-06-14 Yuxiang Hu , Jinxin Hu , Ting Xu , Bo Zhang , Jiajie Yuan , Haozhang Deng

Foundation models have recently gained significant attention because of their generalizability and adaptability across multiple tasks and data distributions. Although medical foundation models have emerged, solutions for cardiac imaging,…

计算机视觉与模式识别 · 计算机科学 2025-01-30 Sekeun Kim , Pengfei Jin , Sifan Song , Cheng Chen , Yiwei Li , Hui Ren , Xiang Li , Tianming Liu , Quanzheng Li

Cardiac parametric mapping is useful for evaluating cardiac fibrosis and edema. Parametric mapping relies on single-shot heartbeat-by-heartbeat imaging, which is susceptible to intra-shot motion during the imaging window. However, reducing…

图像与视频处理 · 电气工程与系统科学 2025-03-25 Calder D. Sheagren , Brenden T. Kadota , Jaykumar H. Patel , Mark Chiew , Graham A. Wright

Myocardial infarction is the leading cause of death worldwide. In this paper, we design domain-inspired neural network models to detect myocardial infarction. First, we study the contribution of various leads. This systematic analysis,…

机器学习 · 计算机科学 2021-01-27 Arjun Gupta , E. A. Huerta , Zhizhen Zhao , Issam Moussa

Cardiac valve event timing plays a crucial role when conducting clinical measurements using echocardiography. However, established automated approaches are limited by the need of external electrocardiogram sensors, and manual measurements…

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

Zebrafish is an excellent model organism, which has been widely used in the fields of biological experiments, drug screening, and swarm intelligence. In recent years, there are a large number of techniques for tracking of zebrafish involved…

计算机视觉与模式识别 · 计算机科学 2022-08-10 Heng Cong , Mingzhu Sun , Duoying Zhou , Xin Zhao

Pulmonary hypertension (PH) in newborns and infants is a complex condition associated with several pulmonary, cardiac, and systemic diseases contributing to morbidity and mortality. Therefore, accurate and early detection of PH is crucial…

图像与视频处理 · 电气工程与系统科学 2022-03-25 Hanna Ragnarsdottir , Laura Manduchi , Holger Michel , Fabian Laumer , Sven Wellmann , Ece Ozkan , Julia Vogt

Atrial fibrillation (AF) is the most common cardiac arrhythmia, which is clinically identified with irregular and rapid heartbeat rhythm. AF puts a patient at risk of forming blood clots, which can eventually lead to heart failure, stroke,…

信号处理 · 电气工程与系统科学 2023-06-28 Jianxin Xie , Stavros Stavrakis , Bing Yao