Table 2 Correlation coefficients of plain images.

From: A color image encryption scheme utilizing a logistic-sine chaotic map and cellular automata

Images

 

Jelly

Baboon

House

Horizontal

R

0.9654

0.9213

0.9070

 

G

0.9779

0.8694

0.9130

 

B

0.9779

0.9028

0.9173

Vertical

R

0.9663

0.8561

0.9255

 

G

0.9791

0.7812

0.9156

 

B

0.9791

0.8684

0.9285

Diagonal

R

0.9573

0.8532

0.8540

 

G

0.9622

0.7468

0.8425

 

B

0.9622

0.8314

0.8683