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Objective: A novel ECG classification algorithm is proposed for continuous cardiac monitoring on wearable devices with limited processing capacity. Methods: The proposed solution employs a novel architecture consisting of wavelet transform…

Signal Processing · Electrical Eng. & Systems 2020-01-22 Saeed Saadatnejad , Mohammadhosein Oveisi , Matin Hashemi

Maintaining good cardiac function for as long as possible is a major concern for healthcare systems worldwide and there is much interest in learning more about the impact of different risk factors on cardiac health. The aim of this study is…

Machine Learning · Computer Science 2021-06-24 Esther Puyol-Antón , Bram Ruijsink , James R. Clough , Ilkay Oksuz , Daniel Rueckert , Reza Razavi , Andrew P. King

Objective: Muscle contractions are commonly detected by performing EMG measurements. The major disadvantage of this technique is that mechanical disturbances to the electrodes are in the same frequency and magnitude range as the desired…

Medical Physics · Physics 2019-08-28 Roman Kusche , Martin Ryschka

The exploitation of large-scale population data has the potential to improve healthcare by discovering and understanding patterns and trends within this data. To enable high throughput analysis of cardiac imaging data automatically, a…

Image and Video Processing · Electrical Eng. & Systems 2019-01-14 Rahman Attar , Marco Pereanez , Ali Gooya , Xenia Alba , Le Zhang , Stefan K. Piechnik , Stefan Neubauer , Steffen E. Petersen , Alejandro F. Frangi

This study proposes a radar-based heartbeat measurement method that uses the absolute value of the second derivative of the complex radar signal, rather than its phase, and the variational mode extraction method, which is a type of mode…

Signal Processing · Electrical Eng. & Systems 2024-07-11 Itsuki Iwata , Kimitaka Sumi , Yuji Tanaka , Takuya Sakamoto

UK Biobank (UKB) conducts large-scale examinations of more than half a million volunteers, collecting health-related information on genetics, lifestyle, blood biochemistry, and more. Medical imaging of 100,000 subjects, with 70,000…

Image and Video Processing · Electrical Eng. & Systems 2021-09-15 Taro Langner , Andrés Martínez Mora , Robin Strand , Håkan Ahlström , Joel Kullberg

The measurement of the biological tissue's electrical impedance is an active research field that has attracted a lot of attention during the last decades. Bio-impedances are closely related to a large variety of physiological conditions;…

Emerging Technologies · Computer Science 2015-07-14 Saul Rodriguez , Stig Ollmar , Muhammad Waqar , Ana Rusu

We propose an integrated electromechanical model of the human heart, with focus on the left ventricle, wherein biophysically detailed models describe the different physical phenomena concurring to the cardiac function. We model the…

Classification and prediction of heart disease is a significant problem to realize medical treatment and life protection. In this paper, persistent homology is involved to analyze electrocardiograms and a novel heart disease classification…

Quantitative Methods · Quantitative Biology 2021-12-01 Yin Ni , Fupeng Sun , Yihao Luo , Zhengrui Xiang , Huafei Sun

Electrocardiogram~(ECG), a key bioelectrical time-series signal, is crucial for assessing cardiac health and diagnosing various diseases. Given its time-series format, ECG data is often incorporated into pre-training datasets for…

Signal Processing · Electrical Eng. & Systems 2026-02-26 Zhijiang Tang , Jiaxin Qi , Yuhua Zheng , Jianqiang Huang

Hydrocephalus is a neurological condition characterized by disturbed cerebrospinal fluid (CSF) dynamics and is typically treated with shunt systems that drain excessive CSF out of the ventricular system. Continuous monitoring of ventricular…

Consumer-grade smartwatches offer a new personalized health monitoring option for general consumers globally as cardiovascular diseases continue to prevail as the leading cause of global mortality. The development and validation of reliable…

Human-Computer Interaction · Computer Science 2025-12-04 Jathushan Kaetheeswaran , Boyi Ma , Ali Abedi , Milad Lankarany , Shehroz Khan

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…

- Modeling Human cardiovascular system is always an important issue. One of the most effective methods is using lumped model to reach to a complete model of human cardiovascular system. Such modeling with advanced considerations is used in…

Future health systems require the means to assess and track the neural and physiological function of a user over long periods of time and in the community. Human body responses are manifested through multiple modalities, such as the…

Accurate and robust whole heart substructure segmentation is crucial in developing clinical applications, such as computer-aided diagnosis and computer-aided surgery. However, segmentation of different heart substructures is challenging…

Image and Video Processing · Electrical Eng. & Systems 2021-02-04 Tarun Kanti Ghosh , Md. Kamrul Hasan , Shidhartho Roy , Md. Ashraful Alam , Eklas Hossain , Mohiuddin Ahmad

The cardiovascular system is composed of the heart, blood and blood vessels. Regarding the heart, cardiac conditions are determined by the electrocardiogram, that is a noninvasive medical procedure. In this work, we propose autoregressive…

We propose a Bayesian network model to make inferences and predictions about cardiovascular risk. Both the structure and the probability tables in the underlying model are built using a large dataset collected in Spain from annual work…

Applications · Statistics 2022-04-01 J. M. Ordovas , D. Rios Insua , A. Santos-Lozano , A. Lucia , A. Torres , A. Kosgodagan , J. M. Camacho

We consider the problem of modeling cardiovascular responses to physical activity and sleep changes captured by wearable sensors in free living conditions. We use an attentional convolutional neural network to learn parsimonious signatures…

Machine Learning · Computer Science 2018-12-06 Haraldur T. Hallgrímsson , Filip Jankovic , Tim Althoff , Luca Foschini

Cardiac fluid dynamics fundamentally involves interactions between complex blood flows and the structural deformations of the muscular heart walls and the thin, flexible valve leaflets. There has been longstanding scientific, engineering,…