Research Article
Color Image Scrambling Technique Based on Transposition of Pixels between RGB Channels Using Knight’s Moving Rules and Digital Chaotic Map
Table 2
Difference measures between original and scrambled images.
| Image | Color channel | Measures | NPCR (%) | UACI (%) | MSE |
| Lena | R | 99.6059 | 32.9915 | 3.7081 · 103 | G | 99.6013 | 30.7161 | 3.0761 · 10
3 | B | 99.5735 | 30.2703 | 3.0090 · 103 |
| Peppers | R | 99.5174 | 28.5412 | 2.6343 · 103 | G | 99.3126 | 31.9327 | 3.3309 · 10
3 | B | 99.2966 | 28.9468 | 2.7533 · 103 |
| Baboon | R | 99.5007 | 25.2236 | 2.1084 · 103 | G | 99.4621 | 24.5648 | 1.8140 · 10
3 | B | 99.5296 | 26.8748 | 2.3806 · 103 |
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