An Image Encryption Scheme Based on Lorenz Hyperchaotic System and RSA Algorithm

Table 7

Comparison of correlation coefficients of gray Boat image.

Encryption	Plain image			Cipher image
algorithm	Horizontal	Vertical	Diagonal	Horizontal	Vertical	Diagonal
Proposed	0.9709	0.9353	0.9280	0.0035	−0.0006	−0.0074
Ref. [9]	0.9629	0.9672	0.9407	0.0071	0.0095	0.0140
Ref. [43]	0.9379	0.9383	0.8790	0.0146	0.0026	0.0013