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Mathematical Problems in Engineering
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Mathematical Problems in Engineering
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2014
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Article
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Tab 3
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Research Article
Modified Projective Synchronization between Different Fractional-Order Systems Based on Open-Plus-Closed-Loop Control and Its Application in Image Encryption
Table 3
The comparison of correlation coefficients between two adjacent pixels.
ā
Gray Lena image
Encrypted image with our method
Encrypted image in literature [
14
]
Random image
Horizontal
0.965
0.002952
0.002453
0.001562
Vertical
0.941
ā0.001829
0.004864
0.005962
Diagonal
0.915
0.001236
0.007525
0.004006