Security and Communication Networks / 2018 / Article / Fig 4

Research Article

A New Chaos-Based Color Image Encryption Scheme with an Efficient Substitution Keystream Generation Strategy

Figure 4

Graphical analysis for correlation of neighboring pixels. (a)–(c) and (d)–(f) are scatter diagrams for horizontally neighboring pixels in the three color channels of the “peppers” test image and its output cipher-image, respectively.
(a)
(b)
(c)
(d)
(e)
(f)

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