Research Article

Contactless Monitoring of Breathing Patterns and Respiratory Rate at the Pit of the Neck: A Single Camera Approach

Table 3

Breathing frequency extracted with the 5 sensor settings and from reference with the PSD analysis.

TrialRespiratory rate (breaths/min)
Dominant peak frequency (Hz)
ReferencePALWVGAVGANTSCSVGA

116.1116.1116.1116.1116.1116.11
0.270.270.270.270.270.27

213.9214.2813.1813.1813.9214.28
0.230.240.220.220.230.24

37.327.327.327.327.327.32
0.120.120.120.120.120.12

413.1813.1813.1813.1813.1813.18
0.220.220.220.220.220.22

514.6514.6514.6514.6514.6514.65
0.240.240.240.240.240.24

613.1812.4512.4512.4512.4512.45
0.220.210.210.210.210.21

715.0115.0115.0115.0115.0115.01
0.250.250.250.250.250.25

812.0911.7211.7211.7212.0911.72
0.200.200.200.200.200.20

912.8212.8212.8212.8212.8212.82
0.210.210.210.210.210.21

1010.2510.9910.9910.9910.9910.99
0.170.180.180.180.180.18

1118.3118.3125.6325.6325.6318.31
0.310.310.430.430.430.31

1223.4423.4423.4423.4423.4423.44
0.390.390.390.390.390.39