Table 1 PSNR
Images | Bilinear | Bicubic | WZP-CS | SAI | NEDI | Optimized spline | Proposed method |
|---|---|---|---|---|---|---|---|
Lena | 29.8768 | 29.7936 | 29.7871 | 32.5795 | 32.999 | 32.2976 | 33.4913 |
Couple | 26.7166 | 26.5342 | 26.6294 | 27.4276 | 27.8451 | 27.912 | 28.6865 |
Barbara | 23.6373 | 23.0442 | 23.5365 | 23.0267 | 21.1754 | 25.1 | 25.3936 |
Fishing boat | 26.8857 | 26.7076 | 26.8139 | 28.1566 | 28.1784 | 28.5054 | 28.8645 |
Cameraman | 30.0606 | 30.2018 | 29.972 | 32.2363 | 32.995 | 33.2886 | 38.1691 |
Crowd | 19.8674 | 19.6677 | 19.7829 | 20.7484 | 21.2964 | 21.8277 | 21.906 |
Lake | 27.1699 | 27.0709 | 27.0786 | 28.6805 | 28.5925 | 28.4984 | 29.8961 |
Baboon | 22.0974 | 21.7332 | 22.0273 | 22.6396 | 23.1457 | 22.509 | 23.0153 |
Girl | 30.2527 | 29.8225 | 30.1298 | 29.2056 | 31.7538 | 30.9017 | 31.605 |
Average | 26.2849 | 26.0639 | 26.1952 | 27.1889 | 27.5534 | 27.8711 | 29.0030 |