Research Article

Image Encryption Technology Based on Fractional Two-Dimensional Triangle Function Combination Discrete Chaotic Map Coupled with Menezes-Vanstone Elliptic Curve Cryptosystem

Table 10

NPCR and UACI between cipher-images with slightly different plain-images.

Image NPCR and UACI of Lake
NPCR (1-round %)UACI (1-round %)NPCR (2-round %)UACI (2-round %)

Figure 13(a)(30, 30)1.210.4199.6133.46
Figure 13(a)(50, 50)95.0931.8899.6133.42
Figure 13(a)(80, 80)94.9231.8999.6033.46
Figure 13(a)(100, 100)1.710.5899.5933.47