687472.fig.006a
(a)
687472.fig.006b
(b)
687472.fig.006c
(c)
687472.fig.006d
(d)
Figure 6: Power spectra of the coupled system (10), for the two corresponding time series obtained in Figure 3(a). (a) , (b) , (c) , and (d) . To facilitate comparisons, the spectra are normalized to unit variance.