Research Article
A Novel Compressive Image Encryption with an Improved 2D Coupled Map Lattice Model
Table 7
The information entropy results of the proposed scheme and other schemes.
| Image | Plain image | Encrypted image | R | G | B | R | G | B |
| Lena in our scheme | 6.9684 | 7.5940 | 7.2531 | 7.9985 | 7.9985 | 7.9986 | Lena in [24] | 6.9686 | 7.5952 | 7.2531 | 7.9994 | 7.9994 | 7.9993 | Lena in [25] | 6.9686 | 7.5952 | 7.2531 | 7.9997 | 7.9997 | 7.9996 | Lena in [27] | 6.9686 | 7.5952 | 7.2531 | 7.9976 | 7.9972 | 7.9972 | Lena in [28] | 6.9686 | 7.5952 | 7.2531 | 7.9994 | 7.9993 | 7.9992 | Lena in [29] | 6.9686 | 7.5952 | 7.2531 | 7.9972 | 7.9973 | 7.9971 | Lena in [30] | 7.2417 | 7.5767 | 6.9170 | 7.9973 | 7.9965 | 7.9969 |
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