928161.fig.001a
(a)
928161.fig.001b
(b)
928161.fig.001c
(c)
928161.fig.001d
(d)
Figure 1: (a) Chinese character “Fu’’. (b) Put the GC of Figure 1(a) on the image. (c) The inside area of Figure 1(a). (d) The outside area of Figure 1(a).