Research Article
A Class of Fourth-Order Telegraph-Diffusion Equations for Image Restoration
Table 2
ISNR (in dB) values for “license plate” image using different methods across five noise levels.
| Method | With Gaussian white noise | | | | | |
| PM model | 6.9930 | 6.5647 | 5.7246 | 4.9859 | 4.3677 | TDE model | 7.1032 | 6.6143 | 5.8335 | 5.1291 | 4.5038 | ITDE model | 7.2165 | 6.8372 | 5.9147 | 5.3022 | 4.6195 | Fourth-order TDE | 7.3648 | 6.9296 | 6.1719 | 5.5536 | 4.8564 |
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