Evaluation on Filter Performance of Variational Mode Decomposition and Its Application in Separating Closely Spaced Modes

Figure 4

The averaged energy proportion of each mode plotted as a function of modal order, in the case of three typical Hurst exponents: (a) H = 0.2, (b) H = 0.5, and (c) H = 0.8.

(a)

(b)

(c)