Research Article

Multiband Prediction Model for Financial Time Series with Multivariate Empirical Mode Decomposition

Figure 4

Spectra (smoothed) of IMFs (IMF1–IMF9) of channel 1 obtained for 12 channels white Gaussian noise via the standard EMD (a) and MEMD (b). Overlapping of the frequency bands of the IMFs is reduced with MEMD.
593018.fig.004a
(a)
593018.fig.004b
(b)