872425.fig.003a
(a)
872425.fig.003b
(b)
872425.fig.003c
(c)
872425.fig.003d
(d)
872425.fig.003e
(e)
Figure 3: Spectrogram of flute signal, (a) original unmixed, (b) SNTF, (c) refiltered SNTF, (d) SSNTF, (e) source-filter SSNTF.