Image Encryption Scheme Based on Block Scrambling, Closed-Loop Diffusion, and DNA Molecular Mutation

Table 9

NPCR and UACI analyses of the proposed scheme.

Image	Bridge	Elaine	Bird	Couple	Camera	Peppers
NPCR	99.6263	99.6082	99.6107	99.6086	99.6124	99.6285
UACI	33.4248	33.4387	33.4013	33.4077	33.4170	33.3803