Research Article
A Novel Image Authentication with Tamper Localization and Self-Recovery in Encrypted Domain Based on Compressive Sensing
Table 2
Correlation coefficients of the watermarked encrypted images.
| | Couple | Lena | Pepper | Milkdrop | Lake | Baboon | Airfield | Plane |
| Horizontal | 0.0017 | 0.0072 | −0.0040 | 0.0080 | 0.0001 | −0.0027 | −0.0049 | 0.0084 | Vertical | 0.0002 | 0.0019 | −0.0022 | 0.0005 | −0.0020 | −0.0021 | −0.0061 | 0.0039 | Diagonal | −0.0027 | −0.0074 | −0.0036 | −0.0007 | 0.0053 | 0.0009 | 0.0003 | 0.0069 |
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