Research Article
A Novel Image Encryption Algorithm Based on the Delayed Maps and Permutation-Confusion-Diffusion Architecture
Figure 15
Correlation of adjacent pixels in the plain-image of Lena. (a) Horizontal direction. (b) Vertical direction. (c) Diagonal direction. Correlation of two adjacent pixels in the cipher image of Lena. (d) Horizontal direction. (e) Vertical direction. (f) Diagonal direction.
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