From: Fast digital zooming system using directionally adaptive image interpolation and restoration
Image Type | Interpolation Type | PSNR | SSIM | Time (Sec) |
---|---|---|---|---|
Lena | Cubic-spline | 33.7420 | 0.9693 | 0.281 |
Li’s method | 33.9460 | 0.9729 | 16.286 | |
Zhang’s method | 33.8423 | 0.9723 | 12.979 | |
Giachetti’s method | 34.0461 | 0.9701 | 97.249 | |
Zhou’s method | 34.3944 | 0.9851 | 3.462 | |
Proposed method | 34.1497 | 0.9728 | 0.608 | |
Barbara | Cubic-spline | 23.9285 | 0.8873 | 0.281 |
Li’s method | 22.1196 | 0.8665 | 17.006 | |
Zhang’s method | 25.1406 | 0.8989 | 13.058 | |
Giachetti’s method | 22.9126 | 0.8691 | 101.076 | |
Zhou’s method | 23.3526 | 0.9851 | 3.452 | |
Proposed method | 24.3669 | 0.8919 | 0.405 | |
Boat | Cubic-spline | 28.9056 | 0.9320 | 0.296 |
Li’s method | 29.3233 | 0.9393 | 17.160 | |
Zhang’s method | 29.3349 | 0.9401 | 13.151 | |
Giachetti’s method | 28.8491 | 0.9329 | 101.463 | |
Zhou’s method | 29.5240 | 0.9835 | 3.439 | |
Proposed method | 29.2777 | 0.9388 | 0.390 | |
Crowd | Cubic-spline | 21.6893 | 0.9370 | 0.281 |
Li’s method | 21.8357 | 0.9356 | 17.709 | |
Zhang’s method | 22.2017 | 0.9409 | 12.963 | |
Giachetti’s method | 21.7158 | 0.9367 | 99.841 | |
Zhou’s method | 22.2346 | 0.7517 | 3.347 | |
 | Proposed method | 22.0536 | 0.9414 | 0.460 |