Development of a Novel Hyperchaos-Based Image Encryption Algorithm Consisting of Two Scrambling-Diffusion Operations

Table 5

Information entropies and correlation coefficients of the cipher images.

Image		Information entropy	Correlation coefficient
			Horizontal	Vertical	Diagonal
White	Plain image	0	0	0	0
	Cipher image	7.999292	−0.0272079	0.028597	−0.0085912
Black	Plain image	0	0	0	0
	Cipher image	7.999257	0.023715	−0.007927	0.042870