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The result of information entropy.
| Image Name | The Entropy of the Original Image | The Entropy of the Encrypted Image | Ref. [51] |
|---|---|---|---|
| Lena | 7.4455 | 7.9983 | 7.9086 |
| 5.2.08 | 7.2010 | 7.9986 | 7.9025 |
| 5.2.09 | 6.9940 | 7.9991 | 7.9027 |
| 5.2.10 | 5.7056 | 7.9989 | 7.9022 |
| 7.1.02 | 4.0045 | 7.9992 | 7.8936 |
| 7.1.03 | 5.4957 | 7.9994 | 7.9007 |
| 7.1.05 | 6.5632 | 7.9982 | 7.9022 |
| 7.1.08 | 5.0534 | 7.9985 | 7.9024 |
| 7.1.10 | 5.9088 | 7.9993 | 7.9027 |
| boat | 7.1914 | 7.9986 | 7.9025 |
