Visual Cryptography and Random Grids - Visual Cryptography and Secret Image Sharing - page 210

(a)

(b) (c) (d)

(e) (f) (g)

FIGURE 7.9
(See color insert.) Results of Steps 1 and 2 of Algorithm 8 for VCRG-3 with
respect to color image P in Experiment 3: (a) P; (b) P c , (c) P m , (d) P y ; (e)
P c , (f) P m , (g) P y .