Determining respiratory rate from photoplethysmogram and electrocardiogram signals using respiratory quality indices and neural networks

doi:10.1371/journal.pone.0249843

Determining respiratory rate from photoplethysmogram and electrocardiogram signals using respiratory quality indices and neural networks

Fig 5

Regression Plots for RR Estimation using RR & RQI features derived from: (A) 20-second PPG & ECG segments. (B) 30-second PPG & ECG segments. (C) 60-second PPG & ECG segments.

doi: https://doi.org/10.1371/journal.pone.0249843.g005