BioengineeringbioRxivPreprint
Speckle contrast optical spectroscopy improves cuffless blood pressure estimation compared to photoplethysmography
Ariane Garrett, Byungchan Kim, Nil Z. Gurel…·Darren M. Roblyer
This paper develops a high-speed Speckle Contrast Optical Spectroscopy (SCOS) system for cuffless blood pressure estimation, showing a 31% improvement over photoplethysmography (PPG) in systolic BP estimation with low error.
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