Results 11 to 20 of about 2,502,268 (205)

A Contactless Visitor Access Monitoring System [PDF]

open access: yes, 2021
This project presents a contactless visitor access monitoring in small premises which implemented deep learning model in face recognition, develop the graphical user interface (GUI) for new visitor registration and visitor identification.
Lee, Gin Chong, Bong, Yi Sin
core   +3 more sources

High-current contactless ferromagnetic converters for multi-profile monitoring and control systems [PDF]

open access: yesE3S Web of Conferences, 2023
The article shows that the undesirability of breaking the current circuit for the temporary inclusion of electrical measuring devices, the presence of large power losses on shunts, the impossibility of breaking the circuit under the conditions of the ...
Plakhtiev Anatoliy   +3 more
doaj   +1 more source

Review of Noncontact Medical and Health Monitoring Technologies Based on FMCW Radar

open access: yesLeida xuebao, 2022
A contactless health monitoring system can contribute to health assessment in daily life by reducing appliance usage and avoiding discomfort from wearing electrodes or sensors.
Zhen FANG   +9 more
doaj   +1 more source

Contactless Electrocardiogram Monitoring with Millimeter Wave Radar [PDF]

open access: yes, 2022
The electrocardiogram (ECG) has always been an important biomedical test to diagnose cardiovascular diseases. Current approaches for ECG monitoring are based on body attached electrodes leading to uncomfortable user experience. Therefore, contactless ECG
Sun, Qibin   +5 more
core   +1 more source

Vision-Based Vibration Monitoring of Structures and Infrastructures: An Overview of Recent Applications

open access: yesInfrastructures, 2020
Contactless structural monitoring has in recent years seen a growing number of applications in civil engineering. Indeed, the elimination of physical installations of sensors is very attractive, especially for structures that might not be easily or ...
Alessandro Zona
doaj   +1 more source

Clinical applications of contactless photoplethysmography for vital signs monitoring in pediatrics: A systematic review and meta-analysis

open access: yesJournal of Clinical and Translational Science, 2023
Background: Contactless photoplethysmography (PPG) potentially affords the ability to obtain vital signs in pediatric populations without disturbing the child.
Melissa Bautista   +4 more
doaj   +1 more source

Contactless vital signs monitoring based on few-mode and multi-core fibers

open access: yesOpto-Electronic Advances, 2020
Few-mode and multi-core fibers are proposed and demonstrated for contactless vital signs monitoring in this paper. In-line optical fiber interferometers using few-mode and multi-core fibers are designed and offset splicing is utilized for mode excitation.
Tan Fengze   +4 more
doaj   +1 more source

Contactless Drink Intake Monitoring Using Depth Data

open access: yesIEEE Access, 2023
It is important for humans to remain hydrated, particularly for older adults who are at a greater risk of dehydration and may forget to drink. Monitoring liquid intake and getting reminders to drink throughout the day is a useful solution to increase ...
Rachel Cohen   +2 more
doaj   +1 more source

BASIC SIGNAL PROCESSING PRINCIPLES FOR MONITORING OF PERSONS USING UWB SENSORS – AN OVERVIEW [PDF]

open access: yesActa Electrotechnica et Informatica, 2019
The paper offers an overview of signal processing approaches that are suitable for monitoring of persons by means of ultrawideband sensors. The “Monitoring of persons” is related to their detection, localization, and tracking and in the case of static ...
Dušan KOCUR   +2 more
doaj   +1 more source

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

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