325785.fig.005a
(a)
325785.fig.005b
(b)
325785.fig.005c
(c)
325785.fig.005d
(d)
325785.fig.005e
(e)
325785.fig.005f
(f)
325785.fig.005g
(g)
325785.fig.005h
(h)
Figure 5: Texture information enhancement by FDD operator. (a) original image, (b) 𝑣 = − 0 . 2 , (c) 𝑣 = − 0 . 1 , (d) 𝑣 = 0 . 1 , (e) 𝑣 = 0 . 3 , (f) 𝑣 = 0 . 5 , (g) 𝑣 = 0 . 6 , and (h) 𝑣 = 0 . 7 .