Research Article
Efficient Encryption System for Numerical Image Safe Transmission
Table 5
Comparative study of the correlation coefficient for the Lena image.
| Work | Horizontal | Vertical | Diagonal |
| [3] | −0.0004 | −0.0018 | 0.0001 | [13] | 0.0265 | 0.0792 | 0.0625 | [22] | −0.0001 | 0.0089 | 0.0091 | [23] | 0.0591 | 0.0508 | 0.0480 | [24] | −0.0294 | −0.0014 | −0.0180 | [25] | −0.0047 | 0.0015 | 0.0030 | [26] | −0.0226 | 0.0041 | 0.0368 | Proposed system | 0.0002 | −0.0133 | −0.0791 |
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