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Related papers: GEASI: Geodesic-based Earliest Activation Sites Id…

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We propose a method for identifying an ectopic activation in the heart non-invasively. Ectopic activity in the heart can trigger deadly arrhythmias. The localization of the ectopic foci or earliest activation sites (EASs) is therefore a…

Signal Processing · Electrical Eng. & Systems 2022-03-15 Simone Pezzuto , Paris Perdikaris , Francisco Sahli Costabal

The realisation of precision cardiology requires novel techniques for the non-invasive characterisation of individual patients' cardiac function to inform therapeutic and diagnostic decision-making. The electrocardiogram (ECG) is the most…

Tissues and Organs · Quantitative Biology 2021-12-09 Julia Camps , Brodie Lawson , Christopher Drovandi , Ana Minchole , Zhinuo Jenny Wang , Vicente Grau , Kevin Burrage , Blanca Rodriguez

The eikonal equation has become an indispensable tool for modeling cardiac electrical activation accurately and efficiently. In principle, by matching clinically recorded and eikonal-based electrocardiograms (ECGs), it is possible to build…

Optimization and Control · Mathematics 2023-12-06 Thomas Grandits , Jan Verhülsdonk , Gundolf Haase , Alexander Effland , Simone Pezzuto

Cardiac arrhythmias are a major cause of morbidity and mortality increasing the risk of stroke, heart failure, and sudden cardiac death. Imageless electrocardiographic imaging (ECGI) provides a non invasive alternative to electrical mapping…

Digital twins for cardiac electrophysiology are an enabling technology for precision cardiology. Current forward models are advanced enough to simulate the cardiac electric activity under different pathophysiological conditions and…

Optimization and Control · Mathematics 2025-05-05 Thomas Grandits , Karli Gillette , Gernot Plank , Simone Pezzuto

The identification of the Purkinje conduction system in the heart is a challenging task, yet essential for a correct definition of cardiac digital twins for precision cardiology. Here, we propose a probabilistic approach for identifying the…

Electrocardiographic imaging (ECGI) aims to non-invasively reconstruct activation maps of the heart from temporal body surface potentials. While most existing approaches rely on inverse and optimization techniques that may yield…

Methodology · Statistics 2025-09-25 Emma Lagracie , Luc de Montella

Patient-specific cardiac computational models are essential for the efficient realization of precision medicine and in-silico clinical trials using digital twins. Cardiac digital twins can provide non-invasive characterizations of cardiac…

Computer Vision and Pattern Recognition · Computer Science 2022-08-09 Lei Li , Julia Camps , Abhirup Banerjee , Marcel Beetz , Blanca Rodriguez , Vicente Grau

Remote patient monitoring based on wearable single-lead electrocardiogram (ECG) devices has significant potential for enabling the early detection of heart disease, especially in combination with artificial intelligence (AI) approaches for…

Signal Processing · Electrical Eng. & Systems 2024-04-30 Aruna Mohan , Danne Elbers , Or Zilbershot , Fatemeh Afghah , David Vorchheimer

Cardiovascular diseases are the leading cause of death and disability in the world and thus their detection is extremely important as early as possible so that it can be prognosed and managed appropriately. Hence, electrophysiological…

Medical Physics · Physics 2024-03-07 Sourav Chowdhury , Apratim Ghosal , Suparna Roychowhury , Indranath Chaudhuri

The electrocardiogram (ECG) signal is the most widely used non-invasive tool for the investigation of cardiovascular diseases. Automatic delineation of ECG fiducial points, in particular the R-peak, serves as the basis for ECG processing…

Signal Processing · Electrical Eng. & Systems 2021-02-09 Atiyeh Fotoohinasab , Toby Hocking , Fatemeh Afghah

Models of electrical excitation and recovery in the heart have become increasingly detailed, but have yet to be used routinely in the clinical setting to guide personalized intervention in patients. One of the main challenges is calibrating…

There has been an increased interest in applying deep neural networks to automatically interpret and analyze the 12-lead electrocardiogram (ECG). The current paradigms with machine learning methods are often limited by the amount of labeled…

Machine Learning · Statistics 2022-08-12 Jiacheng Zhu , Jielin Qiu , Zhuolin Yang , Douglas Weber , Michael A. Rosenberg , Emerson Liu , Bo Li , Ding Zhao

Cardiac in silico clinical trials can virtually assess the safety and efficacy of therapies using human-based modelling and simulation. These technologies can provide mechanistic explanations for clinically observed pathological behaviour.…

Continuous monitoring of cardiac activity is paramount to understanding the functioning of the heart in addition to identifying precursors to conditions such as Atrial Fibrillation. Through continuous cardiac monitoring, early indications…

Machine Learning · Computer Science 2020-10-13 Prithvi Suresh , Naveen Narayanan , Chakilam Vijay Pranav , Vineeth Vijayaraghavan

Electrocardiogram (ECG) plays a foundational role in modern cardiovascular care, enabling non-invasive diagnosis of arrhythmias, myocardial ischemia, and conduction disorders. While machine learning has achieved expert-level performance in…

Signal Processing · Electrical Eng. & Systems 2025-07-22 Deyun Zhang , Xiang Lan , Shijia Geng , Qinghao Zhao , Sumei Fan , Mengling Feng , Shenda Hong

Twelve-lead electrocardiograms (ECGs) are the clinical gold standard for cardiac diagnosis, providing comprehensive spatial coverage of the heart necessary to detect conditions such as myocardial infarction (MI). However, their lack of…

Machine Learning · Computer Science 2025-10-14 Xinyan Guan , Yongfan Lai , Jiarui Jin , Jun Li , Haoyu Wang , Qinghao Zhao , Deyun Zhang , Shijia Geng , Shenda Hong

Intricating cardiac complexities are the primary factor associated with healthcare costs and the highest cause of death rate in the world. However, preventive measures like the early detection of cardiac anomalies can prevent severe…

Machine Learning · Computer Science 2019-04-18 Asim Darwaish , Farid Naït-Abdesselam , Ashfaq Khokhar

Twelve-lead electrocardiography (ECG) is essential for cardiovascular diagnosis, but its long-term acquisition in daily life is constrained by complex and costly hardware. Recent efforts have explored reconstructing ECG from low-cost…

Machine Learning · Computer Science 2026-03-17 Guorui Lu , Xiaohui Cai , Todor Stefanov , Qinyu Chen

Abnormal patterns of ventricular repolarisation contribute to lethal arrhythmias in various cardiac conditions, including inherited and acquired channelopathies, cardiomyopathies, and ischaemic heart disease. However, methods to detect…

Medical Physics · Physics 2025-06-30 James A Coleman , Julia Camps , Abdallah I Hasaballa , Alfonso Bueno-Orovio
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