Research Article

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

Figure 2

(a) Wavelet decomposition of financial data into four subbands. (b) Original financial data for channel 1 (top), reconstructed data by simply adding the subbands (middle) and reconstruction error (bottom). The SNR of the reconstructed signal is 305 dB.
593018.fig.002a
(a)
593018.fig.002b
(b)