A Novel Image Encryption Algorithm Based on a Fractional-Order Hyperchaotic System and DNA Computing

Figure 5

The adjacent-pixel distribution maps of the input images and the corresponding cipher images in horizontal direction.

(a) Input Lena

(b) Input Cameraman

(c) Input Circuit

(d) Input Peppers

(e) Cipher Lena

(f) Cipher Cameraman

(g) Cipher Circuit

(h) Cipher Peppers

(i) Input Barbara

(j) Input Bridge

(k) Input Plane

(l) Input Aerial

(m) Cipher Barbara

(n) Cipher Bridge

(o) Cipher Plane

(p) Cipher Aerial