Cross Time-Frequency Analysis for Combining Information of Several Sources: Application to Estimation of Spontaneous Respiratory Rate from Photoplethysmography

Table 3

Error in the estimation of the 𝑓_𝑅(𝑡) using only the respiration-related features of the PIV, or of the PAV, or of the PWV, in both databases.

	Healthy adults DB [med/iqr]			Children DB [med/iqr]
	PIV	PAV	PWV	PIV	PAV	PWV
𝐸med [mHz]	−2.92/185.05	−43.95/204.10	0.00/3.17	−1.95/46.14	−63.48/207.030	−0.98/3.91
𝐸iqr [mHz]	57.62/131.83	72.27/87.65	5.86/56.40	103.52/186.46	119.63/177.49	9.77/97.84
𝐸med [%]	−1.38/62.51	−36.36/69.13	0.00/1.10	−0.65/14.70	−32.87/69.31	−0.25/1.18
𝐸iqr [%]	19.04/48.98	18.54/42.48	6.87/34.06	35.75/64.89	35.20/62.04	3.25/33.78