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Clinical guidance systems have been widely adopted to help medical staffs to avoid preventable medical errors such as delay in diagnosis, treatment or untended deviations from best practice guidelines. However, because patient condition…

计算机与社会 · 计算机科学 2016-10-24 Maryam Rahmaniheris , Yu Jiang , Lui Sha

Boundary condition tuning is a fundamental step in patient-specific cardiovascular modeling. Despite an increase in offline training cost, recent methods in data-driven variational inference can efficiently estimate the joint posterior…

机器学习 · 计算机科学 2026-03-23 Chloe H. Choi , Alison L. Marsden , Daniele E. Schiavazzi

Quantitative myocardial perfusion mapping has advantages over qualitative assessment, including the ability to detect global flow reduction. However, it is not clinically available and remains as a research tool. Building upon the…

图像与视频处理 · 电气工程与系统科学 2019-10-17 Hui Xue , Louise A. E. Brown , Sonia Nielles-Vallespin , Sven Plein , Peter Kellman

We present a new computational model for the numerical simulation of blood flow in the human left heart. To this aim, we use the Navier-Stokes equations in an Arbitrary Lagrangian Eulerian formulation to account for the endocardium motion…

Cardiovascular disease, the leading cause of death globally, is an age-related disease. Understanding the morphological and functional changes of the heart during ageing is a key scientific question, the answer to which will help us define…

图像与视频处理 · 电气工程与系统科学 2022-10-11 Mengyun Qiao , Berke Doga Basaran , Huaqi Qiu , Shuo Wang , Yi Guo , Yuanyuan Wang , Paul M. Matthews , Daniel Rueckert , Wenjia Bai

This work is dedicated to the simulation of full cycles of the electrical activity of the heart and the corresponding body surface potential. The model is based on a realistic torso and heart anatomy, including ventricles and atria. One of…

医学物理 · 物理学 2015-09-04 Elisa Schenone , Annabelle Collin , Jean-Frédéric Gerbeau

Cardiovascular diseases and their associated disorder of heart failure are one of the major death causes globally, being a priority for doctors to detect and predict its onset and medical consequences. Artificial Intelligence (AI) allows…

机器学习 · 计算机科学 2023-10-31 Pedro A. Moreno-Sanchez

Ventricular Fibrillation (VF) is a malignant cardiac arrhythmia and the leading cause of sudden cardiac death, characterized by disorganized, high-frequency ventricular activity that results in the rapid loss of coordinated pump function…

生物物理 · 物理学 2025-11-04 Artemii Remizov , Sergey Lapin

Heart disease remains the leading cause of death in the United States. Compared with risk assessment guidelines that require manual calculation of scores, machine learning-based prediction for disease outcomes such as mortality can be…

机器学习 · 计算机科学 2018-12-13 Laura A. Barrett , Seyedeh Neelufar Payrovnaziri , Jiang Bian , Zhe He

Many clinical deep learning algorithms are population-based and difficult to interpret. Such properties limit their clinical utility as population-based findings may not generalize to individual patients and physicians are reluctant to…

信号处理 · 电气工程与系统科学 2020-12-01 Dani Kiyasseh , Tingting Zhu , David A. Clifton

In this chapter we introduce a combined parameter and model reduction methodology and present its application to the efficient numerical estimation of a pressure drop in a set of deformed carotids. The aim is to simulate a wide range of…

数值分析 · 数学 2023-08-30 Marco Tezzele , Francesco Ballarin , Gianluigi Rozza

Materials informatics offers a promising pathway towards rational materials design, replacing the current trial-and-error approach and accelerating the development of new functional materials. Through the use of sophisticated data analysis…

材料科学 · 物理学 2018-05-17 Cormac Toher , Corey Oses , Stefano Curtarolo

Left ventricular non-compaction (LVNC) is a rare cardiomyopathy (CMP) that should be considered as a possible diagnosis because of its potential complications which are heart failure, ventricular arrhythmias, and embolic events. For…

定量方法 · 定量生物学 2018-10-16 Md. Kamrul Hasan , Fakrul Islam Tushar

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…

机器学习 · 计算机科学 2019-04-18 Asim Darwaish , Farid Naït-Abdesselam , Ashfaq Khokhar

Alterations in the geometry and function of the heart define well-established causes of cardiovascular disease. However, current approaches to the diagnosis of cardiovascular diseases often rely on subjective human assessment as well as…

Cardiac arrhythmias such as ventricular tachycardia (VT) or ventricular fibrillation (VF) are the leading cause of death in the industrialised world. There is a growing consensus that these arrhythmias arise because of the formation of…

斑图形成与孤子 · 物理学 2007-05-23 T. K. Shajahan , Sitabhra Sinha , Rahul Pandit

Machine learning models have the potential to identify cardiovascular diseases (CVDs) early and accurately in primary healthcare settings, which is crucial for delivering timely treatment and management. Although population-based CVD risk…

Survival analysis, or time-to-event analysis, is an important and widespread problem in healthcare research. Medical research has traditionally relied on Cox models for survival analysis, due to their simplicity and interpretability. Cox…

机器学习 · 计算机科学 2023-10-25 Mike Van Ness , Tomas Bosschieter , Natasha Din , Andrew Ambrosy , Alexander Sandhu , Madeleine Udell

Machine learning techniques are increasingly used to predict material behavior in scientific applications and offer a significant advantage over conventional numerical methods. In this work, an Artificial Neural Network (ANN) model is used…

计算工程、金融与科学 · 计算机科学 2022-09-08 Olivier Pantalé , Pierre Tize Mha , Amèvi Tongne

Continuous cardiovascular monitoring can play a key role in precision health. However, some fundamental cardiac biomarkers of interest, including stroke volume and cardiac output, require invasive measurements, e.g., arterial pressure…