965281.fig.006a
(a) Original image
965281.fig.006b
(b) Degenerated image
965281.fig.006c
(c) 450 iterations by GD-(1.2)
965281.fig.006d
(d) 250 iterations by GD-(1.4)
965281.fig.006e
(e) 60 iterations by AM-(3.4)
Figure 6: Recovered results by the three methods.