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 imageEncrypted image with our methodEncrypted image in literature [14]Random image

Horizontal0.9650.0029520.0024530.001562
Vertical0.941āˆ’0.0018290.0048640.005962
Diagonal0.9150.0012360.0075250.004006