Research Article
Human Breathing Rate Estimation from Radar Returns Using Harmonically Related Filters
Figure 6
The mean absolute estimation error in Hz of the breathing frequency of the SSP-FFT (blue) and the proposed methods over three different ranges for (a) PN-UWB radar and (b) PM-CW radar for 3 subjects in lying, sitting, and standing postures.
(a) |
(b) |