Anticontrol of a Fractional-Order Chaotic System and Its Application in Color Image Encryption

Table 5

Correlation coefficients of the plain image and ciphered image.

Correlation	Horizontal	Vertical	Diagonal
Pepper	0.9373	0.9716	0.9478
Ciphered pepper	0.0021	0.0018	−0.0195
Flower	0.9414	0.9792	0.9769
Ciphered flower	0.0009	0.0173	−0.0194
Lena in [28] (R)	0.95409435	0.97692808	0.92946084
Lena in [28] (G)	0.93859702	0.96847242	0.91318153
Lena in [28] (B)	0.92230178	0.95144503	0.89275171
Ciphered lena in [28] (R)	0.00268849	0.00113425	0.00526812
Ciphered lena in [28] (G)	0.00979889	0.00302981	0.00038029
Ciphered lena in [28] (B)	0.00098796	0.00056287	0.00111043
Lena in [29]	0.9494	0.9667	0.9336
Ciphered lena in [29]	0.0054	0.0035	0.0016