# Image Interpolation on Kodak (test)

Source: [Image Interpolation on Kodak (test)](<https://www.sota2.com/research/sota/image-interpolation-on-kodak-test>)

Collection index: [llms.txt](<https://www.sota2.com/research/llms.txt>)

Data updated: 2026-04-08T07:17:00.678Z

Evaluation of image interpolation performance on the test split of the Kodak dataset, measured using PSNR and SSIM.

A research result applies to its stated dataset, split, metric and evaluation configuration. Compare like-for-like settings, preserve the metric's unit and direction, and distinguish paper-reported results from independent reproduction. The best result recorded here is not a claim of exhaustive, current global coverage.

| Scope | Recorded value |
| --- | --- |
| Task | Image Interpolation |
| Dataset (including any stated split) | Kodak (test) |
| Metric | PSNR |
| Unit | SCALAR |
| Direction | Higher is better |
| Results loaded | 18 of 18 |
| Coverage | All results currently returned for this benchmark |

Evaluation settings may differ between results. The original papers and recorded configurations are needed to establish comparability. A shared metric name alone does not establish an identical protocol.

## Metrics

- [PSNR](<https://www.sota2.com/research/sota/image-interpolation-on-kodak-test.md?metric=PSNR>): Higher is better; unit: SCALAR.

- [SSIM](<https://www.sota2.com/research/sota/image-interpolation-on-kodak-test.md?metric=SSIM>): Higher is better; unit: PERCENT.

## Recorded results

| Method | PSNR | Result date | Report paper |
| --- | --- | --- | --- |
| Ours (Bicubic+) | 36.98 | Not recorded | 68fa7be71e209131cea8b320 |
| Restormer | 36.93 | Not recorded | 68fa7be71e209131cea8b320 |
| uGTV | 36.73 | Not recorded | 68fa7be71e209131cea8b320 |
| Ours (Bicubic) | 36.61 | Not recorded | 68fa7be71e209131cea8b320 |
| SAFMN | 36.32 | Not recorded | 68fa7be71e209131cea8b320 |
| RLFN | 36.15 | Not recorded | 68fa7be71e209131cea8b320 |
| SwinIR-Light | 36.06 | Not recorded | 68fa7be71e209131cea8b320 |
| RFDN | 35.8 | Not recorded | 68fa7be71e209131cea8b320 |
| Ours (Bicubic+) | 34.38 | Not recorded | 68fa7be71e209131cea8b320 |
| Restormer | 34.25 | Not recorded | 68fa7be71e209131cea8b320 |
| Ours (Bicubic) | 34.23 | Not recorded | 68fa7be71e209131cea8b320 |
| uGTV | 34.11 | Not recorded | 68fa7be71e209131cea8b320 |
| SAFMN | 33.9 | Not recorded | 68fa7be71e209131cea8b320 |
| RLFN | 33.4 | Not recorded | 68fa7be71e209131cea8b320 |
| Bicubic | 32.59 | Not recorded | 68fa7be71e209131cea8b320 |
| SwinIR-Light | 32.26 | Not recorded | 68fa7be71e209131cea8b320 |
| RFDN | 32.12 | Not recorded | 68fa7be71e209131cea8b320 |
| Bicubic | 30.76 | Not recorded | 68fa7be71e209131cea8b320 |

### Ours (Bicubic+)

PSNR: 36.98. Result ID: 69d6008a47f34ce924be1ef4.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7be71e209131cea8b320.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7be71e209131cea8b320.md>)

Recorded evaluation configuration: {"Params":"164,092"}. This record does not assert independent reproduction.

### Restormer

PSNR: 36.93. Result ID: 69d6008a47f34ce924be1ef1.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7be71e209131cea8b320.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6bfc1e209131cea316e3.md>)

[Implementation](<https://github.com/swz30/Restormer>)

Recorded evaluation configuration: {"Params":"26,124,052"}. This record does not assert independent reproduction.

### uGTV

PSNR: 36.73. Result ID: 69d6008a47f34ce924be1ef2.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7be71e209131cea8b320.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa758c1e209131cea688b8.md>)

Recorded evaluation configuration: {"Params":"319,115"}. This record does not assert independent reproduction.

### Ours (Bicubic)

PSNR: 36.61. Result ID: 69d6008a47f34ce924be1ef3.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7be71e209131cea8b320.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7be71e209131cea8b320.md>)

Recorded evaluation configuration: {"Params":"159,130"}. This record does not assert independent reproduction.

### SAFMN

PSNR: 36.32. Result ID: 69d6008a47f34ce924be1eef.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7be71e209131cea8b320.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6eae1e209131cea4166b.md>)

[Implementation](<https://github.com/sunny2109/SAFMN>)

Recorded evaluation configuration: {"Params":"227,624"}. This record does not assert independent reproduction.

### RLFN

PSNR: 36.15. Result ID: 69d6008a47f34ce924be1eee.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7be71e209131cea8b320.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6c841e209131cea34739.md>)

Recorded evaluation configuration: {"Params":"526,465"}. This record does not assert independent reproduction.

### SwinIR-Light

PSNR: 36.06. Result ID: 69d6008a47f34ce924be1ef0.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7be71e209131cea8b320.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6a9a1e209131cea294aa.md>)

[Implementation](<https://github.com/JingyunLiang/SwinIR>)

Recorded evaluation configuration: {"Params":"910,152"}. This record does not assert independent reproduction.

### RFDN

PSNR: 35.8. Result ID: 69d6008a47f34ce924be1eed.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7be71e209131cea8b320.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa68611e209131cea1b95f.md>)

Recorded evaluation configuration: {"Params":"533,568"}. This record does not assert independent reproduction.

### Ours (Bicubic+)

PSNR: 34.38. Result ID: 69d6008a47f34ce924be1f0f.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7be71e209131cea8b320.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7be71e209131cea8b320.md>)

Recorded evaluation configuration: {"Params":"164,092"}. This record does not assert independent reproduction.

### Restormer

PSNR: 34.25. Result ID: 69d6008a47f34ce924be1f0c.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7be71e209131cea8b320.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6bfc1e209131cea316e3.md>)

[Implementation](<https://github.com/swz30/Restormer>)

Recorded evaluation configuration: {"Params":"26,124,052"}. This record does not assert independent reproduction.

### Ours (Bicubic)

PSNR: 34.23. Result ID: 69d6008a47f34ce924be1f0e.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7be71e209131cea8b320.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7be71e209131cea8b320.md>)

Recorded evaluation configuration: {"Params":"159,130"}. This record does not assert independent reproduction.

### uGTV

PSNR: 34.11. Result ID: 69d6008a47f34ce924be1f0d.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7be71e209131cea8b320.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa758c1e209131cea688b8.md>)

Recorded evaluation configuration: {"Params":"319,115"}. This record does not assert independent reproduction.

### SAFMN

PSNR: 33.9. Result ID: 69d6008a47f34ce924be1f0a.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7be71e209131cea8b320.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6eae1e209131cea4166b.md>)

[Implementation](<https://github.com/sunny2109/SAFMN>)

Recorded evaluation configuration: {"Params":"227,624"}. This record does not assert independent reproduction.

### RLFN

PSNR: 33.4. Result ID: 69d6008a47f34ce924be1f09.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7be71e209131cea8b320.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6c841e209131cea34739.md>)

Recorded evaluation configuration: {"Params":"526,465"}. This record does not assert independent reproduction.

### Bicubic

PSNR: 32.59. Result ID: 69d6008a47f34ce924be1eec.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7be71e209131cea8b320.md>)

Recorded evaluation configuration: {"Params":"–"}. This record does not assert independent reproduction.

### SwinIR-Light

PSNR: 32.26. Result ID: 69d6008a47f34ce924be1f0b.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7be71e209131cea8b320.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6a9a1e209131cea294aa.md>)

[Implementation](<https://github.com/JingyunLiang/SwinIR>)

Recorded evaluation configuration: {"Params":"910,152"}. This record does not assert independent reproduction.

### RFDN

PSNR: 32.12. Result ID: 69d6008a47f34ce924be1f08.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7be71e209131cea8b320.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa68611e209131cea1b95f.md>)

Recorded evaluation configuration: {"Params":"533,568"}. This record does not assert independent reproduction.

### Bicubic

PSNR: 30.76. Result ID: 69d6008a47f34ce924be1f07.

[Reporting paper](<https://www.sota2.com/research/paper/68fa7be71e209131cea8b320.md>)

Recorded evaluation configuration: {"Params":"–"}. This record does not assert independent reproduction.

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