At this level, two interconnected phenomena occur: variation in blood flow velocity through the capillary network and red blood cell (RBC) shape deformation.
Nov 30, 2023 · The origin of the photoplethysmography (PPG) signal is a debatable topic, despite plausible models being addressed.
Nov 22, 2023 · The origin of the photoplethysmography (PPG) signal is a debatable topic, despite plausible models being addressed.
Red Blood Cells' Area Deformation as the Origin of the ...
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The origin of the photoplethysmography (PPG) signal is a debatable topic, despite plausible models being addressed. One concern revolves around the correlation ...
The origin of the photoplethysmography (PPG) signal is a debatable topic, despite plausible models being addressed. One concern revolves around the ...
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The origin of the photoplethysmography (PPG) signal is a debatable topic, despite plausible models being addressed. One concern revolves around the ...
Their investigation showed that the PPG signal was formed due to the light absorbance by dermal arterioles. In the early 1980s, through experiments, several ...
Aug 27, 2024 · This paper initially attributes the origin of PPG signals to a combination of physical and physiological transmission processes.
Jul 1, 2024 · This study aimed to examine the mechanisms of the photoplethysmography (PPG) signal formation using Monte Carlo simulations of light ...
Some other phenomena associated with the shear rate can be responsible for the scattering changes during the pulse: Under high shear rates the RBC are deformed ...