Results 121 to 130 of about 7,588 (215)

Validity of telemetric-derived measures of heart rate variability: a systematic review [PDF]

, 2016
Heart rate variability (HRV) is a widely accepted indirect measure of autonomic function with widespread application across many settings. Although traditionally measured from the 'gold standard' criterion electrocardiography (ECG), the development of ...
Ingle, Lee, Ispoglou, Theocharis, Board, Elisabeth M.   +2 more
core  

Contactless assessment of heart rate in neonates within a clinical environment using imaging photoplethysmography

Frontiers in Pediatrics
IntroductionIn neonatology, the accurate determination of vital parameters plays a pivotal role in monitoring critically ill newborns and premature infants, as well as aiding in disease diagnosis.
Libor Svoboda, Jan Sperrhake, Maria Nisser, Luca Taphorn, Hans Proquitté   +4 more
doaj   +1 more source

Technologies for non-invasive physiological sensing: Status, challenges, and future horizons

Biosensors and Bioelectronics: X
Non-invasive techniques have become increasingly vital in modern medicine, providing valuable diagnostic information without invasive procedures. These techniques encompass a diverse range of procedures, including imaging scans, blood tests, urine tests,
Yang Yu, Bhavya Jain, Gautam Anand, Mahdi Heidarian, Andrew Lowe, Anubha Kalra   +5 more
doaj   +1 more source

Development of a Dynamic Fluid Phantom - Setup and Validation for an Optical Sensor

Current Directions in Biomedical Engineering
We present a custom fluid phantom usable in the development of sensing technologies to assess the pulse wave. The phantom provides adjustable flow and pressure to an interchangeable target volume and integrates sensors to provide reference readings on ...
Hruschka David, Wiedenhoff Henri, Fleischhauer Vincent, Woyczyk Alexander, Zaunseder Sebastian   +4 more
doaj   +1 more source

Enhancement of Stress Classification Using Web Camera-Based Imaging Photoplethysmography With a Frame Alignment Method

IEEE Access
Stress is a mental health problem that is hazardous if not recognized early. A promising approach for noninvasive stress detection involves leveraging camera technology; however, there are notable challenges involved in this method, particularly ...
Atika Hendryani, Mia Rizkinia, Dadang Gunawan   +2 more
doaj   +1 more source

High-quality deepfakes have a heart!

Frontiers in Imaging
IntroductionDeepfakes have become ubiquitous in our modern society, with both their quantity and quality increasing. The current evolution of image generation techniques makes the detection of manipulated content through visual inspection increasingly ...
Clemens Seibold, Clemens Seibold, Eric L. Wisotzky, Eric L. Wisotzky, Arian Beckmann, Benjamin Kossack, Anna Hilsmann, Peter Eisert, Peter Eisert   +8 more
doaj   +1 more source

Measurement of heart rate and respiratory rate using remote photoplethysmography in paediatrics: a prospective comparative trial protocol - 'rMonitoped1'. [PDF]

BMJ Open
Haas-Ferrua S, Giaccardi H, Ancey B, Freyssinet E, Baranton E, Joulie A, Bendimerad I, Olla M, De Oliveira F, Moussaoui A, Boyer L, Fontas E, Tran A.   +12 more
europepmc   +1 more source

Preliminary Study of Real-Time Detection of Chicken Embryo Viability Using Photoplethysmography. [PDF]

Sensors (Basel)
Liu Z, Xu Z, Zhang Y, Shi H, Zhang S.
europepmc   +1 more source

Pulse Waveform Changes During Vasopressor Therapy Assessed Using Remote Photoplethysmography: A Case Series. [PDF]

J Clin Med
Klibus M, Serova V, Rubins U, Marcinkevics Z, Grabovskis A, Sabelnikovs O.   +5 more
europepmc   +1 more source

A Four-Wavelength Photoplethysmography dataset for non-invasive hemoglobin assessment. [PDF]

Sci Data
Chen L, Li S, Liu L, Huang G, Zhuang Y, Chen Z, Liang Y, Elgendi M.   +7 more
europepmc   +1 more source