Research Article
Finite Precision Logistic Map between Computational Efficiency and Accuracy with Encryption Applications
Table 5
Image encryption analysis.
| | Analysis | Lena | Encrypted Image 11-bits | Encrypted Image 12-bits | Encrypted Image 45-bits |
| | Keyspace | NA | | | |
| | Key parameters | NA | | | | | | |
| | Image | | | | |
| | Vertical correlation | 0.9693 | 0.6565 | 0.8988 | 0.0037 |
| | Horizontal correlation | 0.9400 | 0.6482 | 0.0043 | 0.00073799 |
| | Diagonal correlation | 0.9276 | 0.5858 | −0.0027 | −0.0051 |
| | Histogram -axis: observed count. | | | | | | -axis: color intensity |
| | Entropy | NA | 7.8737 | 7.9823 | 7.9973 |
| | MAE | NA | 41.3697 | 68.8534 | 77.8117 |
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