Table 18 NPCR and UACI of encrypted RGB images.

From: RGB image encryption using SPN with a novel block cipher over simple graph adjacency matrices and Galois fields

Schemes

Red

NPCR Green

Blue

Red

UACI Green

Blue

Deblur

0.9960

0.9954

0.9957

0.3306

0.3377

0.3421

Oakland

0.9964

0.9960

0.9958

0.2782

0.3027

0.3425

Stockton

0.9961

0.9962

0.9958

0.2618

0.2634

0.3191

House

0.9963

0.9960

0.9963

0.2730

0.2991

0.3156

7

0.9960

0.9960

0.9960

0.3348

0.3348

0.3348

11

0.9960

0.9961

0.9961

0.3347

0.3347

0.3346

31

0.9959

0.9964

0.9962

0.3269

0.3037

0.2762

39

0.9957

0.9957

0.9957

0.3328

0.3328

0.3328

40

0.9960

0.9960

0.9960

0.3346

0.3346

0.3346

41

0.9957

0.9955

0.9953

0.3328

0.3323

0.3315