Research Article
A Hybrid Chaotic and Number Theoretic Approach for Securing DICOM Images
Table 3
Entropy of plain and cipher DICOM samples.
| | DICOM samples | Entropy | Encrypted images | Entropy |
| | D_1 | 3.7368 | ED_1 | 7.9788 | | D_2 | 5.5491 | ED_2 | 7.9944 | | D_3 | 6.4002 | ED_3 | 7.9957 | | D_4 | 4.9314 | ED_4 | 7.9924 | | D_5 | 2.9540 | ED_5 | 7.9869 | | D_6 | 2.5898 | ED_6 | 7.9682 | | D_7 | 6.2935 | ED_6 | 7.9902 | | D_8 | 5.7043 | ED_6 | 7.9887 | | D_9 | 7.0741 | ED_6 | 7.9939 |
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