Table 5 \(\chi ^2\) of cipher images.

From: A DNA-based color image cryptosystem using chaotic maps, spiral mixing and non-linear binary operator

Image

\(\chi ^2\) of cipher image

Red

Green

Blue

Fruit

258.47

267.02

268.61

Baboon

232.32

268.43

267.44

Pepper

246.94

216.14

246.22

Lake

257.71

235.82

272.62

All 0’s

253.21

253.21

253.21

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