Using Time Deformation to Filter Nonstationary Time Series with Multiple Time-Frequency Structures

Figure 4

(a) A realization of the process in Example 4; (b) the Wigner-Ville time-frequency distribution of the data; (c), (d) the two components.

(a) TVF signal

(b) Wigner-Ville plot for (a)

(c) Low frequency TVF component

(d) High frequency TVF component