Research Article

MoSeFi: Duration Estimation Robust Human Motion Sensing via Commodity WiFi Device

Figure 5

Motion sensing using different parts of CSI ratio. (a) Real and imaginary parts of the CSI ratio. (b) Detection result using the real part. (c) Detection result using the imaginary part. (c) Detection result using the real and imaginary parts.
(a)
(b)
(c)
(d)