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In this paper, we propose an effective electrocardiogram (ECG) arrhythmia classification method using a deep two-dimensional convolutional neural network (CNN) which recently shows outstanding performance in the field of pattern…

Computer Vision and Pattern Recognition · Computer Science 2018-04-19 Tae Joon Jun , Hoang Minh Nguyen , Daeyoun Kang , Dohyeun Kim , Daeyoung Kim , Young-Hak Kim

Color Doppler echocardiography enables visualization of blood flow within the heart. However, the limited frame rate impedes the quantitative assessment of blood velocity throughout the cardiac cycle, thereby compromising a comprehensive…

Image and Video Processing · Electrical Eng. & Systems 2024-08-22 Julia Puig , Denis Friboulet , Hang Jung Ling , François Varray , Jonathan Porée , Jean Provost , Damien Garcia , Fabien Millioz

Heart diseases are the main international cause of human defunction. According to the WHO, nearly 18 million people decease each year because of heart diseases. Also considering the increase of medical data, much pressure is put on the…

Image and Video Processing · Electrical Eng. & Systems 2024-05-01 Andrés Bell-Navas , Nourelhouda Groun , María Villalba-Orero , Enrique Lara-Pezzi , Jesús Garicano-Mena , Soledad Le Clainche

Unbroken and broken spiral waves, in partial-differential-equation (PDE) models for cardiac tissue, are the mathematical analogs of life-threatening cardiac arrhythmias, namely, ventricular tachycardia (VT) and ventricular-fibrillation…

Biological Physics · Physics 2020-05-20 Mahesh Kumar Mulimani , Jaya Kumar Alageshan , Rahul Pandit

Objectives: With the technological advancements in the field of tele-health monitoring, it is now possible to gather huge amounts of electro-physiological signals such as electrocardiogram (ECG). It is therefore necessary to develop…

Machine Learning · Computer Science 2020-05-19 Abdolrahman Peimankar , Sadasivan Puthusserypady

The prediction of heart surface potentials using measurements from the body's surface is known as the inverse problem of electrocardiography. It is an ill-posed problem due to the multiple factors that affect the heart signal as it…

Medical Physics · Physics 2019-02-06 Joe Horvath , Lu Shien , Tommy Peng , Avinash Malik , Mark Trew , Laura Bear

The rapid advancements in Artificial Intelligence, specifically Machine Learning (ML) and Deep Learning (DL), have opened new prospects in medical sciences for improved diagnosis, prognosis, and treatment of severe health conditions. This…

Machine Learning · Computer Science 2024-12-11 Atit Pokharel , Shashank Dahal , Pratik Sapkota , Bhupendra Bimal Chhetri

A new algorithm has been developed for delineation of significant points of various electrocardiographic signal (ECG) waves, taking into account information from all available leads and providing similar or higher accuracy in comparison…

Cardiac segmentation of atriums, ventricles, and myocardium in computed tomography (CT) images is an important first-line task for presymptomatic cardiovascular disease diagnosis. In several recent studies, deep learning models have shown…

Image and Video Processing · Electrical Eng. & Systems 2024-10-01 Sanguk Park , Minyoung Chung

Coronary arteries and their branches supply blood to myocardium. The obstruction of coronary arteries results in significant loss of myocardium, called acute myocardial infarction, and the number one cause of death globally. Hence,…

Computational Geometry · Computer Science 2017-08-31 Jehyun Chaa , Joonghyun Ryub , Jin-Ho Choi , Deok-Soo Kim

Cardiac Magnetic Resonance (CMR) imaging serves as the gold-standard for evaluating cardiac morphology and function. Typically, a multi-view CMR stack, covering short-axis (SA) and 2/3/4-chamber long-axis (LA) views, is acquired for a…

Image and Video Processing · Electrical Eng. & Systems 2025-07-03 Yundi Zhang , Chen Chen , Suprosanna Shit , Sophie Starck , Daniel Rueckert , Jiazhen Pan

Cardiovascular waveforms contain information for clinical diagnosis. By "learning" and organizing the subtle change of waveform morphology from large amounts of raw waveform data, unsupervised manifold learning helps delineate a…

Quantitative Methods · Quantitative Biology 2019-12-03 Shen-Chih Wang , Hau-Tieng Wu , Po-Hsun Huang , Cheng-Hsi Chang , Chien-Kun Ting , Yu-Ting Lin

Image-based computer simulation of cardiac function can be used to probe the mechanisms of (patho)physiology, and guide diagnosis and personalized treatment of cardiac diseases. This paradigm requires constructing simulation-ready meshes of…

Image and Video Processing · Electrical Eng. & Systems 2021-07-23 Fanwei Kong , Shawn C. Shadden

Arrhythmogenic right ventricular cardiomyopathy (ARVC) is an inherited heart muscle disease that appears between the second and forth decade of a patient's life, being responsible for 20% of sudden cardiac deaths before the age of 35. The…

Signal Processing · Electrical Eng. & Systems 2022-09-07 Vasileios E. Papageorgiou , Thomas Zegkos , Georgios Efthimiadis , George Tsaklidis

Coronary artery calcium (CAC) is a significant marker of atherosclerosis and cardiovascular events. In this work we present a system for the automatic quantification of calcium score in ECG-triggered non-contrast enhanced cardiac computed…

Computer Vision and Pattern Recognition · Computer Science 2017-10-10 G. Santini , D. Della Latta , N. Martini , G. Valvano , A. Gori , A. Ripoli , C. L. Susini , L. Landini , D. Chiappino

Semantic segmentation using convolutional neural networks (CNNs) is the state-of-the-art for many medical image segmentation tasks including myocardial segmentation in cardiac MR images. However, the predicted segmentation maps obtained…

Image and Video Processing · Electrical Eng. & Systems 2022-08-18 Sofie Tilborghs , Jan Bogaert , Frederik Maes

Myocardial motion and deformation are rich descriptors that characterize cardiac function. Image registration, as the most commonly used technique for myocardial motion tracking, is an ill-posed inverse problem which often requires prior…

Image and Video Processing · Electrical Eng. & Systems 2022-06-09 Chen Qin , Shuo Wang , Chen Chen , Wenjia Bai , Daniel Rueckert

Accurate segmentation of the heart is an important step towards evaluating cardiac function. In this paper, we present a fully automated framework for segmentation of the left (LV) and right (RV) ventricular cavities and the myocardium…

Computer Vision and Pattern Recognition · Computer Science 2017-10-11 Christian F. Baumgartner , Lisa M. Koch , Marc Pollefeys , Ender Konukoglu

An important paradigm in smart health is developing diagnosis tools and monitoring a patient's heart activity through processing Electrocardiogram (ECG) signals is a key example, sue to high mortality rate of heart-related disease. However,…

Signal Processing · Electrical Eng. & Systems 2018-11-02 Jiaming Chen , Ali Valehi , Abolfazl Razi

PURPOSE: Real-time assessment of ventricular volumes requires high acceleration factors. Residual convolutional neural networks (CNN) have shown potential for removing artifacts caused by data undersampling. In this study we investigated…

Computer Vision and Pattern Recognition · Computer Science 2020-09-07 Andreas Hauptmann , Simon Arridge , Felix Lucka , Vivek Muthurangu , Jennifer A. Steeden
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