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Cardiac disease evaluation depends on multiple diagnostic modalities: electrocardiogram (ECG) to diagnose abnormal heart rhythms, and imaging modalities such as Magnetic Resonance Imaging (MRI), Computed Tomography (CT) and echocardiography…

Signal Processing · Electrical Eng. & Systems 2024-12-25 Evariste Njomgue Fotso , Buntheng Ly , Hubert Cochet , Maxime Sermesant

Cardiovascular magnetic resonance imaging is emerging as a crucial tool to examine cardiac morphology and function. Essential to this endeavour are anatomical 3D surface and volumetric meshes derived from CMR images, which facilitate…

Image and Video Processing · Electrical Eng. & Systems 2025-05-20 Nicolás Gaggion , Benjamin A. Matheson , Yan Xia , Rodrigo Bonazzola , Nishant Ravikumar , Zeike A. Taylor , Diego H. Milone , Alejandro F. Frangi , Enzo Ferrante

We propose a novel heart rate (HR) estimation method from facial videos that dynamically adapts the HR pulse extraction algorithm to separately deal with noise from 'rigid' head motion and 'non-rigid' facial expression. We first identify…

Signal Processing · Electrical Eng. & Systems 2019-05-30 Utkarsh Sharma , Terumi Umematsu , Masanori Tsujikawa , Yoshifumi Onishi

Wrist-worn smart devices are providing increased insights into human health, behaviour and performance through sophisticated analytics. However, battery life, device cost and sensor performance in the face of movement-related artefact…

Signal Processing · Electrical Eng. & Systems 2020-04-02 Eoin Brophy , Willie Muehlhausen , Alan F. Smeaton , Tomas E. Ward

Heart rate (HR) and heart rate variability (HRV) are important vital signs for human physical and mental health. Recent research has demonstrated that photoplethysmography (PPG) sensors can infer HR and HRV. However, it is difficult to find…

Signal Processing · Electrical Eng. & Systems 2025-05-27 Jingye Xu , Yuntong Zhang , Wei Wang , Mimi Xie , Dakai Zhu

Heart failure (HF) poses a significant global health challenge, with early detection offering opportunities for improved outcomes. Abnormalities in heart rate (HR), particularly during daily activities, may serve as early indicators of HF…

Machine Learning · Computer Science 2026-01-19 Yaowen Zhang , Libera Fresiello , Peter H. Veltink , Dirk W. Donker , Ying Wang

Cardiovascular disease (CVD) remains the foremost cause of mortality worldwide, underscoring the urgent need for intelligent and data-driven diagnostic tools. Traditional predictive models often struggle to generalize across heterogeneous…

Artificial Intelligence · Computer Science 2026-01-27 Rajan Das Gupta , Xiaobin Wu , Xun Liu , Jiaqi He

Congenital heart disease (CHD) is a critical condition that demands early detection, particularly in infancy and childhood. This study presents a deep learning model designed to detect CHD using phonocardiogram (PCG) signals, with a focus…

Audio and Speech Processing · Electrical Eng. & Systems 2025-04-01 Abdul Jabbar , Ethan Grooby , Jack Crozier , Alexander Gallon , Vivian Pham , Khawza I Ahmad , Md Hassanuzzaman , Raqibul Mostafa , Ahsan H. Khandoker , Faezeh Marzbanrad

Objective: Heart rate variability (HRV) has been proven to be an important indicator of physiological status for numerous applications. Despite the progress and active developments made in HRV metric research over the last few decades, the…

Computational Engineering, Finance, and Science · Computer Science 2021-11-19 Chenglin Niu , Dagang Guo , Marcus Eng Hock Ong , Zhi Xiong Koh , Andrew Fu Wah Ho , Zhiping Lin , Chengyu Liu , Gari D. Clifford , Nan Liu

Cardiovascular diseases (CVDs) are any serious illness of the heart, which require accurate diagnosis to prevent fatal consequences. Hyperparameter tuning plays a critical role in optimizing machine learning model performance by selecting…

Machine Learning · Computer Science 2026-05-19 Abhay Kumar Pathak , Mrityunjay Chaubey , Manjari Gupta

The detection of cardiovascular diseases (CVD) using machine learning techniques represents a significant advancement in medical diagnostics, aiming to enhance early detection, accuracy, and efficiency. This study explores a comparative…

Machine Learning · Computer Science 2024-05-28 Dayana K , S. Nandini , Sanjjushri Varshini R

Changes in cardiovascular hemodynamics are closely related to the development of aortic regurgitation, a type of valvular heart disease. Metrics derived from blood flows are used to indicate aortic regurgitation onset and evaluate its…

Computer Vision and Pattern Recognition · Computer Science 2022-04-07 Derek Long , Cameron McMurdo , Edward Ferdian , Charlene A. Mauger , David Marlevi , Alistair A. Young , Martyn P. Nash

This study proposed a hybrid model of a convolutional neural network (CNN) and a Transformer to predict and diagnose heart disease. Based on CNN's strength in detecting local features and the Transformer's high capacity in sensing global…

Machine Learning · Computer Science 2025-03-05 Ran Hao , Yanlin Xiang , Junliang Du , Qingyuan He , Jiacheng Hu , Ting Xu

Cardiovascular diseases (CVDs) are one of the most common chronic illnesses that affect peoples health. Early detection of CVDs can reduce mortality rates by preventing or reducing the severity of the disease. Machine learning algorithms…

Machine Learning · Computer Science 2021-06-17 Prasannavenkatesan Theerthagiri , Vidya J

Background: Cardiac MRI derived biventricular mass and function parameters, such as end-systolic volume (ESV), end-diastolic volume (EDV), ejection fraction (EF), stroke volume (SV), and ventricular mass (VM) are clinically well…

Computer Vision and Pattern Recognition · Computer Science 2017-06-15 Hinrich B Winther , Christian Hundt , Bertil Schmidt , Christoph Czerner , Johann Bauersachs , Frank Wacker , Jens Vogel-Claussen

Efficient management of low blood pressure (BP) in preterm neonates remains challenging with a considerable variability in clinical practice. The ability to assess preterm wellbeing during episodes of low BP will help to decide when and…

Coronary heart disease (CHD) is a severe cardiac disease, and hence, its early diagnosis is essential as it improves treatment results and saves money on medical care. The prevailing development of quantum computing and machine learning…

Machine Learning · Computer Science 2024-10-02 Mehroush Banday , Sherin Zafar , Parul Agarwal , M Afshar Alam , Abubeker K M

This report introduces VitalLens 2.0, a new deep learning model for estimating physiological signals from face video. This new model demonstrates a significant leap in accuracy for remote photoplethysmography (rPPG), enabling the robust…

Computer Vision and Pattern Recognition · Computer Science 2025-11-03 Philipp V. Rouast

Cardiac Magnetic Resonance Imaging (CMR) is widely used since it can illustrate the structure and function of heart in a non-invasive and painless way. However, it is time-consuming and high-cost to acquire the high-quality scans due to the…

Image and Video Processing · Electrical Eng. & Systems 2020-07-09 Jhih-Yuan Lin , Yu-Cheng Chang , Winston H. Hsu

Despite of the pain and limited accuracy of blood tests for early recognition of cardiovascular disease, they dominate risk screening and triage. On the other hand, heart rate variability is non-invasive and cheap, but not considered…

Neural and Evolutionary Computing · Computer Science 2016-12-30 Tamas Madl