IEEE transactions on bio-medical engineering
Manifold Learning Approaches for Characterizing Photoplethysmographic Signals.
Enrique Feito-Casares, Francisco M Melgarejo-Meseguer, Alejandro Cobo, Luis Baumela, Jose-Luis Rojo-Alvarez
Published: 202510.1109/TBME.2025.3625858
Abstract
OBJECTIVE: Photoplethysmography (PPG) is widely used for cardiovascular monitoring, but its analysis is challenged by signal variability, inconsistent acquisition settings, and limited interpretability. This study investigates the use of low-dimensio…
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