Research Article
An Improved Method of Training Overcomplete Dictionary Pair
Table 1
PSNR comparisons of SR algorithms.
| Image | Bicubic | NESR | SRSR | |
| Bookshelf | 19.5365 | 21.3871 | 25.7684 | 32.0384 | Girl face | 20.7177 | 24.3363 | 27.5486 | 33.7557 | Lena | 19.5539 | 24.6899 | 25.4578 | 32.8545 | Flower | 20.1793 | 26.0911 | 31.4007 | 34.1617 | Building | 21.9827 | 22.5101 | 27.7380 | 34.2074 |
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