Results 1 to 10 of about 116,460 (179)

Methods of Contactless Blood Pressure Measurement

open access: yesCurrent Directions in Biomedical Engineering, 2022
Contactless blood pressure monitoring displays a chance for detecting hypertension and increasing the awareness of cardiovascular diseases. Camera-based methods show high potential for replacing inconvenient cuff-based technology.
Bajraktari Flakë   +2 more
doaj   +1 more source

Apnea detection from photoplethysmography signal using dicrotic notch

open access: yesCurrent Directions in Biomedical Engineering, 2022
Photoplethysmography signal (PPG) provides information about the cardiovascular, respiratory, or nervous system activity. Recent studies proposed methods of apnea identification from PPG using amplitude or baseline modulation, or area under the curve. We
Rafl-Huttova Veronika   +3 more
doaj   +1 more source

DETERMINING THE OPTIMAL METHOD OF EXCAVATION OF THE ZENICA TUNNEL AS A FUNCTION OF MINIMAL DAMAGE TO ROCK MASS OF POORER QUALITY OUTSIDE THE EXCAVATION PROFILE [PDF]

open access: yese-Zbornik. Elektronički Zbornik Radova Građevinskog Fakulteta, 2022
Corridor Vc enhances the connection of Bosnia and Herzegovina with neighboring countries and improves the potential for economic development. The Corridor Vc motorway in Bosnia and Herzegovina stretches from the northern border with the Republic of ...
Ekrem Bektašević   +5 more
doaj   +1 more source

A review of machine learning techniques in photoplethysmography for the non-invasive cuff-less measurement of blood pressure [PDF]

open access: yes, 2020
Hypertension or high blood pressure is a leading cause of death throughout the world and a critical factor for increasing the risk of serious diseases, including cardiovascular diseases such as stroke and heart failure.
El-Hajj, C., Kyriacou, P. A.
core   +1 more source

Progressive Dynamic Time Warping for Noninvasive Blood Pressure Estimation

open access: yesCurrent Directions in Biomedical Engineering, 2020
Arterial blood pressure is one of the most important cardiovascular parameters. Yet, current-generation devices for continuous, noninvasive acquisition are few, expensive and bulky.
Pielmus Alexandru-Gabriel   +4 more
doaj   +1 more source

A Trusted Mobile Payment Scheme Based on Body Area Networks [PDF]

open access: yesEAI Endorsed Transactions on Industrial Networks and Intelligent Systems, 2015
With the development of intelligent mobile phones and the improvement of wireless communication infrastructure, mobile payment is gradually accepted by the public.
Huawei Zhao, Jiankun Hu
doaj   +1 more source

Evaluation of the effectiveness of cinnamon, fenugreek and their combination on ‎patients with type 2 diabetes in Basrah [PDF]

open access: yesThe Medical Journal of Basrah University, 2014
Background: People often seek care from multiple sources outside the formal traditional health care system. One of ‎these sources is the use of Complementary and Alternative Medicine (CAM) including herbal medications.
Jawad H. Ahmed   +2 more
doaj   +1 more source

Monte Carlo Analysis of Optical Interactions in Reflectance and Transmittance Finger Photoplethysmography [PDF]

open access: yes, 2019
Photoplethysmography (PPG) is a non-invasive photometric technique that measures the volume changes in arterial blood. Recent studies have reported limitations in developing and optimising PPG-based sensing technologies due to unavailability of the ...
Anatomy   +13 more
core   +1 more source

Post-Teacher Professional Education Learning Process: An Exploratory Study of Alumni of the Teacher Professional Education Program [PDF]

open access: yesSHS Web of Conferences
The limited number of studies assessing the effectiveness of the Teacher Professional Education (PPG) program from students’ perspectives, particularly in the context of Geography teachers, highlights the need to examine how professional competencies are
Sarmita I Made   +5 more
doaj   +1 more source

Evaluation of HRV estimation algorithms from PPG data using neural networks

open access: yesCurrent Directions in Biomedical Engineering, 2020
Heart rate variability (HRV) is a powerful measure to gain information on the activation of the central nervous system and is thus a strong indicator for the overall health and emotional state of a person. Currently, the gold standard for HRV analysis is
Wittenberg Th.   +6 more
doaj   +1 more source

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