Local Negative Base Transform and Image Scrambling

Figure 6

Image scrambling after scanned into a row in zigzag order: (a) original image of size 216×216; (e) original image of size 256×256, (b), (c), and (d) scrambled images of (a) by 1-time, 10-time and 39-time of LNBT with parameter (6,6,1), respectively; (f), (g), and (h) scrambled images of (e) by 1 time, 10 times, and 39 times of LNBT with parameter (2,16,1), respectively.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)