A Multi-Model Analysis of Non-Invasive Oxygen Saturation from Smartphone-Captured Fingertip Video
Continuous, non-invasive oxygen saturation $\left(\text{SpO}_{2}\right)$ monitoring is a cornerstone of remote patient monitoring (RPM) and Hospital-at-Home care, yet dedicated pulse oximeter hardware remains a barrier in low-resource and community settings. The most accurate method for assessing oxygen saturation, acc...