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Related papers: Wrist02 -- Reliable Peripheral Oxygen Saturation R…

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Non-invasive ambulatory estimation of blood oxygen saturation has emerged as an important clinical requirement to detect hypoxemia in the delayed post-infective phase of COVID-19, where dangerous hypoxia may occur in the absence of…

Signal Processing · Electrical Eng. & Systems 2021-09-15 Harry J. Davies , Ian Williams , Nicholas S. Peters , Danilo P. Mandic

With the advancement of technologies, market wearables are becoming increasingly popular with a range of services, including providing access to bank accounts, accessing cars, monitoring patients remotely, among several others. However,…

Human-Computer Interaction · Computer Science 2021-10-12 Alexa Muratyan , William Cheung , Sayanton V. Dibbo , Sudip Vhaduri

Sleep apnea (SA) is a chronic sleep-related disorder consisting of repetitive pauses or restrictions in airflow during sleep and is known to be a risk factor for cerebro- and cardiovascular disease. It is generally diagnosed using…

Accurate and real-time monitoring of saturated oxygen level of the blood is an important clinical issue gaining great attention in recent years and during COVID 19 pandemic. Monitoring the patients` ventilation and respiration dynamic is…

Signal Processing · Electrical Eng. & Systems 2024-09-20 Hosna Ghandeharioun , Ali Akbari

Blood oxygen saturation (SpO2) is a crucial vital sign routinely monitored in medical settings. Traditional methods require dedicated contact sensors, limiting accessibility and comfort. This study presents a deep learning framework for…

Computational Engineering, Finance, and Science · Computer Science 2025-03-04 Jiankai Tang , Xin Liu , Daniel McDuff , Zhang Jiang , Hongming Hu , Luxi Zhou , Nodoka Nagao , Haruta Suzuki , Yuki Nagahama , Wei Li , Linhong Ji , Yuanchun Shi , Izumi Nishidate , Yuntao Wang

Hypoxemia, a medical condition that occurs when the blood is not carrying enough oxygen to adequately supply the tissues, is a leading indicator for dangerous complications of respiratory diseases like asthma, COPD, and COVID-19. While…

Machine Learning · Computer Science 2021-04-02 Jason S. Hoffman , Varun Viswanath , Xinyi Ding , Matthew J. Thompson , Eric C. Larson , Shwetak N. Patel , Edward Wang

A pulse oximeter is an optical device that monitors tissue oxygenation levels. Traditionally, these devices estimate the oxygenation level by measuring the intensity of the transmitted light through the tissue and are embedded into everyday…

Blood oxygen saturation (SpO$_2$) is an important indicator for pulmonary and respiratory functionalities. Clinical findings on COVID-19 show that many patients had dangerously low blood oxygen levels not long before conditions worsened. It…

Signal Processing · Electrical Eng. & Systems 2025-02-04 Xin Tian , Chau-Wai Wong , Sushant M. Ranadive , Min Wu

Continuous monitoring of blood oxygen saturation levels is vital for patients with pulmonary disorders. Traditionally, SpO$_2$ monitoring has been carried out using transmittance pulse oximeters due to its dependability. However, SpO$_2$…

Signal Processing · Electrical Eng. & Systems 2020-04-15 Sricharan Vijayarangan , Prithvi Suresh , Preejith SP , Jayaraj Joseph , Mohansankar Sivaprakasam

The estimation and monitoring of SpO2 are crucial for assessing lung function and treating chronic pulmonary diseases. The COVID-19 pandemic has highlighted the importance of early detection of changes in SpO2, particularly in asymptomatic…

Computer Vision and Pattern Recognition · Computer Science 2023-05-01 Rohit Sharma , Abhinav Gupta , Arnav Gupta , Bo Li

Blood oxygen saturation (SpO$_2$) is an essential indicator of respiratory functionality and is receiving increasing attention during the COVID-19 pandemic. Clinical findings show that it is possible for COVID-19 patients to have…

Machine Learning · Computer Science 2025-02-04 Joshua Mathew , Xin Tian , Min Wu , Chau-Wai Wong

Blood oxygen saturation (SpO2) is a vital marker for healthcare monitoring. Traditional SpO2 estimation methods often rely on complex clinical calibration, making them unsuitable for low-power, wearable applications. In this paper, we…

Signal Processing · Electrical Eng. & Systems 2026-01-12 Zequan Liang , Ruoyu Zhang , Wei Shao , krishna Karthik , Ehsan Kourkchi , Setareh Rafatirad , Houman Homayoun

Quality of health is greatly impacted by the quality of measurement, hence active monitoring of patient's vitals status greatly affects recovery and improves prognosis. In this paper, we proposed an IoT health based monitoring system which…

Signal Processing · Electrical Eng. & Systems 2024-07-16 Micky Nnamdi , Peter Joboson , Charles Bala , Charles Dyaji Bala

Significance: Pulsatile blood Oxygen Saturation (SpO2 ) via pulse oximetry is a valuable clinical metric for assessing oxygen delivery. Individual anatomical features, including skin tone, may affect current optical pulse oximetry methods.…

Medical Physics · Physics 2024-10-23 Giles Blaney , Jodee Frias , Fatemeh Tavakoli , Angelo Sassaroli , Sergio Fantini

Measurement of intramuscular oxygen could play a key role in the early diagnosis of acute compartment syndrome, a common condition occurring after severe trauma leading to ischemia and long-term consequences including rhabdomyolysis, limb…

Understanding physiological responses during running is critical for performance optimization, tailored training prescriptions, and athlete health management. We introduce a comprehensive framework -- what we believe to be the first capable…

Machine Learning · Computer Science 2025-05-02 Barak Gahtan , Sanketh Vedula , Gil Samuelly Leichtag , Einat Kodesh , Alex M. Bronstein

This work explores the feasibility of employing ultrasound (US) US technology in a wrist-worn IoT device for low-power, high-fidelity heart-rate (HR) extraction. US offers deep tissue penetration and can monitor pulsatile arterial blood…

Signal Processing · Electrical Eng. & Systems 2024-10-22 Marco Giordano , Christoph Leitner , Christian Vogt , Luca Benini , Michele Magno

Continuous, ubiquitous monitoring through wearable sensors has the potential to collect useful information about users' context. Heart rate is an important physiologic measure used in a wide variety of applications, such as fitness tracking…

Machine Learning · Computer Science 2019-12-20 Nutta Homdee , Mehdi Boukhechba , Yixue W. Feng , Natalie Kramer , John Lach , Laura E. Barnes

The general public and medical professionals recognized the importance of accurately measuring and storing blood oxygen levels and heart rate during the COVID-19 pandemic. The demand for accurate contact-less devices was motivated by the…

Medical Physics · Physics 2022-04-19 Zhuang Hou , Xiaolei Cao

Deviations in respiratory rate often precede abnormalities in other vital signs. However, continuously monitoring respiratory rates outside clinical settings remains challenging due to the obtrusive nature and sensitivity to body motions in…

Signal Processing · Electrical Eng. & Systems 2024-11-15 Sebastian Reidy , Manuel Meier , Christian Holz
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