Research Article

Image Encryption Algorithm Based on Chaotic Economic Model

Table 2

Correlation coefficients of two adjacent pixels in plain and encrypted images at Case I: , Case II: , and Case III: .

Plain image Case I Case II Case III

H 0.9660 −0.0122 −0.0067 −0.0092
V 0.9395 −0.0270 0.0140 −0.0134
D 0.9191 −0.0084 −0.0012 0.0121