Self-Adaptive Image Encryption Algorithm Based on Quantum Logistic Map

Figure 8

Correlation coefficients test: (a) horizontal direction of plain image, (b) vertical direction of plain image, (c) positive diagonal direction of plain image, (d) horizontal direction of cipher image, (e) vertical direction of cipher image, and (f) positive diagonal direction of cipher image.

(a)

(b)

(c)

(d)

(e)

(f)