Fig. 5From: Data driven filtering of bowel sounds using multivariate empirical mode decompositionSpectral distribution of the IMFs (distribution of instantaneous frequencies) in Fig. 3. a Spectral distribution of the first eight IMFs in Fig. 3 illustrating the dyadic filter bank property of MEMD. b Histograms with 200 bins of the spectra of the first eight IMFs in Fig. 3Back to article page