Cryptanalysis and Improvement of Chaos-Based Image Encryption Scheme with Circular Inter-Intra-Pixels Bit-Level Permutation

Table 1

Percentage difference between two cipher images before and after adding 10⁻¹⁵ to (%).

Image	Boat	Baboon	Couple	Peppers	Lena	Cameraman
Difference	99.62	99.61	99.61	99.62	99.59	99.58