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The detection of abnormal fetal heartbeats during pregnancy is important for monitoring the health conditions of the fetus. While adult ECG has made several advances in modern medicine, noninvasive fetal electrocardiography (FECG) remains a…

信号处理 · 电气工程与系统科学 2023-02-28 Yu Xuan , Xiangyu Zhang , Shuyue Stella Li , Zihan Shen , Xin Xie , Leibny Paola Garcia , Roberto Togneri

Sudden cardiac death and arrhythmia account for a large percentage of all deaths worldwide. Electrocardiography (ECG) is the most widely used screening tool for cardiovascular diseases. Traditionally, ECG signals are classified manually,…

信号处理 · 电气工程与系统科学 2022-06-16 Li Xiaolin , Fang Xiang , Rajesh C. Panicker , Barry Cardiff , Deepu John

Electrocardiogram (ECG) analysis is crucial for diagnosing heart disease, but most self-supervised learning methods treat ECG as a generic time series, overlooking physiologic semantics and rhythm-level structure. Existing contrastive…

机器学习 · 计算机科学 2026-02-27 Xin Wang , Burcu Ozek , Aruna Mohan , Amirhossein Ravari , Or Zilbershot , Fatemeh Afghah

Cardiovascular disease remains a significant problem in modern society. Among non-invasive techniques, the electrocardiogram (ECG) is one of the most reliable methods for detecting abnormalities in cardiac activities. However, ECG…

信号处理 · 电气工程与系统科学 2023-03-22 Huy Pham , Konstantin Egorov , Alexey Kazakov , Semen Budennyy

Accurate identification of respiratory viruses (RVs) is critical for outbreak control and public health. This study presents a diagnostic system that combines Attenuated Total Reflectance Fourier Transform Infrared Spectroscopy (ATR-FTIR)…

机器学习 · 计算机科学 2025-04-15 Wenwen Zhang , Zhouzhuo Tang , Yingmei Feng , Xia Yu , Qi Jie Wang , Zhiping Lin

The rapidly increasing prevalence of debilitating breathing disorders, such as chronic obstructive pulmonary disease (COPD), calls for a meaningful integration of artificial intelligence (AI) into healthcare. While this promises improved…

医学物理 · 物理学 2022-10-07 Harry J. Davies , Ghena Hammour , Hongjian Xiao , Danilo P. Mandic

Purpose: Respiratory gated radiation therapy (RGRT) is used to minimize the radiation dose to normal tissue in lung cancer patients. Determinations of the gating window in the respiratory phase of patients are important in RGRT but it is…

医学物理 · 物理学 2016-09-28 Se An Oh , Ji Woon Yea , Hyun Jeong Lee , Sung Kyu Kim

Biomedical research is increasingly employing real world evidence (RWE) to foster discoveries of novel clinical phenotypes and to better characterize long term effect of medical treatments. However, due to limitations inherent in the…

Heart failure remains a major public health challenge with growing costs. Ejection fraction (EF) is a key metric for the diagnosis and management of heart failure however estimation of EF using echocardiography remains expensive for the…

图像与视频处理 · 电气工程与系统科学 2022-12-26 Walt Williams , Rohan Doshi , Yanran Li , Kexuan Liang

Fetal echocardiography is essential for detecting congenital heart disease (CHD), facilitating pregnancy management, optimized delivery planning, and timely postnatal interventions. Among standard imaging planes, the four-chamber (4CH) view…

图像与视频处理 · 电气工程与系统科学 2026-02-09 Yingyu Yang , Qianye Yang , Can Peng , Elena D'Alberti , Olga Patey , Aris T. Papageorghiou , J. Alison Noble

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,…

信号处理 · 电气工程与系统科学 2018-11-02 Jiaming Chen , Ali Valehi , Abolfazl Razi

Objective: Mixtures of temporally nonstationary signals are very common in biomedical applications. The nonstationarity of the source signals can be used as a discriminative property for signal separation. Herein, a semi-blind source…

信号处理 · 电气工程与系统科学 2021-08-24 Fahimeh Jamshidian-Tehrani , Reza Sameni , Christian Jutten

Cardiovascular diseases, particularly arrhythmias, remain a leading global cause of mortality, necessitating continuous monitoring via the Internet of Medical Things (IoMT). However, state-of-the-art deep learning approaches often impose…

机器学习 · 计算机科学 2026-01-05 Moirangthem Tiken Singh , Manibhushan Yaikhom

Respirators provide protection from inhalation exposure to dangerous substances, such as chemicals and infectious particles, including SARS-Covid-laden droplets and aerosols. However, they are prone to exposure to stale air as the masks…

流体动力学 · 物理学 2023-05-17 Hana Salati , Patrick Warfield-McAlpine , David F Fletcher , Kiao Inthavong

Representation and classification of Electroencephalography (EEG) brain signals are critical processes for their analysis in cognitive tasks. Particularly, extraction of discriminative features from raw EEG signals, without any…

机器学习 · 计算机科学 2019-05-01 Emad-ul-Haq Qazi , Muhammad Hussain , Hatim Aboalsamh

We propose a computationally efficient algorithm for seizure detection. Instead of using a purely data-driven approach, we develop a hybrid model-based/data-driven method, combining convolutional neural networks with factor graph inference.…

信号处理 · 电气工程与系统科学 2021-08-06 Bahareh Salafian , Eyal Fishel Ben , Nir Shlezinger , Sandrine de Ribaupierre , Nariman Farsad

Purpose: to optimize a pipeline of clinical data gathering and CT images processing implemented during the COVID-19 pandemic crisis and to develop artificial intelligence model for different of viral pneumonia. Methods: 1028 chest CT image…

医学物理 · 物理学 2021-09-30 Giulia Zorzi , Luca Berta , Stefano Carrazza , Alberto Torresin

Auscultation is a key method for early diagnosis of respiratory and pulmonary diseases, relying on skilled healthcare professionals. However, the process is often subjective, with variability between experts. As a result, numerous deep…

声音 · 计算机科学 2025-09-05 Yun Chu , Qiuhao Wang , Enze Zhou , Qian Liu , Gang Zheng

Owing to recent advances in thoracic electrical impedance tomography, a patient's hemodynamic function can be noninvasively and continuously estimated in real-time by surveilling a cardiac volume signal associated with stroke volume and…

信号处理 · 电气工程与系统科学 2023-01-05 Chang Min Hyun , Tae Jun Jang , Jeongchan Nam , Hyeuknam Kwon , Kiwan Jeon , Kyunghun Lee

Audio-based classification techniques on body sounds have long been studied to aid in the diagnosis of respiratory diseases. While most research is centered on the use of cough as the main biomarker, other body sounds also have the…

声音 · 计算机科学 2023-11-27 Tuan Truong , Matthias Lenga , Antoine Serrurier , Sadegh Mohammadi