Research Article
Energy-Driven Image Interpolation Using Gaussian Process Regression
Table 2
Comparison of RMS for the four interpolation methods when applied to test images.
| Image | Scale | Bilinear | GPR | ICBI | EGPR |
| Image 1 | 1 | 16.4437 | 15.8419 | 15.7032 | 15.6004 | Image 2 | 1 | 21.1046 | 20.3410 | 19.1890 | 18.9614 | Image 3 | 2 | 24.9225 | 24.8861 | 24.4329 | 24.4191 | Image 4 | 2 | 31.0516 | 32.1427 | 30.6882 | 30.6118 | Image 5 | 3 | 50.8161 | 44.8762 | 43.3017 | 43.2633 | Image 6 | 3 | 45.9833 | 41.5720 | 39.0571 | 39.0412 |
|
|