Chaotic Image Encryption Design Using Tompkins-Paige Algorithm

Table 1

Comparison of correlation coefficients of the proposed methods.

Correlation coefficient	Plain-image (Figure 7)	Proposed permuted image (Figure 10)	Proposed tent Pseudorandom image (Figure 12)	Proposed encrypted image (Figure 13)
Horizontal (H)	0.798	0.043	0.149	0.005
Vertical (V)	0.867	0.271	0.033	0.011
Diagonal (D)	0.769	0.054	0.051	0.023
(H^2+V^2+D^2)^0.5	1.407	0.280	0.161	0.026
Average (H, V, D)	0.811	0.123	0.078	0.013