# Image Denoising on Kodak24 Salt & pepper noise

Source: [Image Denoising on Kodak24 Salt & pepper noise](<https://www.sota2.com/research/sota/image-denoising-on-kodak24-salt-and-pepper-noise>)

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

Data updated: 2026-02-26T05:55:42.904Z

Evaluation of image denoising performance on the Kodak24 dataset corrupted specifically by Salt & pepper noise, measured using PSNR, SSIM, and LPIPS.

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 Denoising |
| Dataset (including any stated split) | Kodak24 Salt & pepper noise |
| Metric | PSNR |
| Unit | SCALAR |
| Direction | Higher is better |
| Results loaded | 32 of 32 |
| 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-denoising-on-kodak24-salt-and-pepper-noise.md?metric=PSNR>): Higher is better; unit: SCALAR.

- [SSIM](<https://www.sota2.com/research/sota/image-denoising-on-kodak24-salt-and-pepper-noise.md?metric=SSIM>): Higher is better; unit: SCALAR.

- [LPIPS](<https://www.sota2.com/research/sota/image-denoising-on-kodak24-salt-and-pepper-noise.md?metric=LPIPS>): Lower is better; unit: SCALAR.

## Recorded results

| Method | PSNR | Result date | Report paper |
| --- | --- | --- | --- |
| Ours | 30.52 | Not recorded | 68fa6ecf1e209131cea424dd |
| Ours | 28.48 | Not recorded | 68fa6ecf1e209131cea424dd |
| Dropout | 27.44 | Not recorded | 68fa6ecf1e209131cea424dd |
| baseline | 25.36 | Not recorded | 68fa6ecf1e209131cea424dd |
| RIDNet | 25.19 | Not recorded | 68fa6ecf1e209131cea424dd |
| Ours | 25.01 | Not recorded | 68fa6ecf1e209131cea424dd |
| DnCNN | 24.75 | Not recorded | 68fa6ecf1e209131cea424dd |
| Dropout | 24.36 | Not recorded | 68fa6ecf1e209131cea424dd |
| Restormer | 23.81 | Not recorded | 68fa6ecf1e209131cea424dd |
| RNAN | 23.59 | Not recorded | 68fa6ecf1e209131cea424dd |
| SwinIR | 23.42 | Not recorded | 68fa6ecf1e209131cea424dd |
| Ours | 22.48 | Not recorded | 68fa6ecf1e209131cea424dd |
| baseline | 21.93 | Not recorded | 68fa6ecf1e209131cea424dd |
| RIDNet | 21.38 | Not recorded | 68fa6ecf1e209131cea424dd |
| DnCNN | 21.15 | Not recorded | 68fa6ecf1e209131cea424dd |
| Dropout | 21.01 | Not recorded | 68fa6ecf1e209131cea424dd |
| Restormer | 20.99 | Not recorded | 68fa6ecf1e209131cea424dd |
| RNAN | 20.42 | Not recorded | 68fa6ecf1e209131cea424dd |
| SwinIR | 20.21 | Not recorded | 68fa6ecf1e209131cea424dd |
| Restormer | 19.79 | Not recorded | 68fa6ecf1e209131cea424dd |
| Restormer | 19.25 | Not recorded | 68fa6ecf1e209131cea424dd |
| Dropout | 19.03 | Not recorded | 68fa6ecf1e209131cea424dd |
| baseline | 18.42 | Not recorded | 68fa6ecf1e209131cea424dd |
| RIDNet | 17.65 | Not recorded | 68fa6ecf1e209131cea424dd |
| DnCNN | 17.55 | Not recorded | 68fa6ecf1e209131cea424dd |
| RNAN | 17.21 | Not recorded | 68fa6ecf1e209131cea424dd |
| SwinIR | 17 | Not recorded | 68fa6ecf1e209131cea424dd |
| baseline | 16.46 | Not recorded | 68fa6ecf1e209131cea424dd |
| RIDNet | 15.6 | Not recorded | 68fa6ecf1e209131cea424dd |
| DnCNN | 15.47 | Not recorded | 68fa6ecf1e209131cea424dd |
| RNAN | 15.31 | Not recorded | 68fa6ecf1e209131cea424dd |
| SwinIR | 15.14 | Not recorded | 68fa6ecf1e209131cea424dd |

### Ours

PSNR: 30.52. Result ID: 69905f4e3a6c31484900132a.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

[Implementation](<https://github.com/haoyuc/MaskedDenoising>)

Recorded evaluation configuration: {"Noise level (d)":"0.002"}. This record does not assert independent reproduction.

### Ours

PSNR: 28.48. Result ID: 69905f4e3a6c31484900132b.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

[Implementation](<https://github.com/haoyuc/MaskedDenoising>)

Recorded evaluation configuration: {"Noise level (d)":"0.004"}. This record does not assert independent reproduction.

### Dropout

PSNR: 27.44. Result ID: 69905f4e3a6c314849001322.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6c521e209131cea3341f.md>)

Recorded evaluation configuration: {"Noise level (d)":"0.002"}. This record does not assert independent reproduction.

### baseline

PSNR: 25.36. Result ID: 69905f4e3a6c314849001326.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

Recorded evaluation configuration: {"Noise level (d)":"0.002"}. This record does not assert independent reproduction.

### RIDNet

PSNR: 25.19. Result ID: 69905f4e3a6c314849001312.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa673f1e209131cea152d3.md>)

Recorded evaluation configuration: {"Noise level (d)":"0.002"}. This record does not assert independent reproduction.

### Ours

PSNR: 25.01. Result ID: 69905f4e3a6c31484900132c.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

[Implementation](<https://github.com/haoyuc/MaskedDenoising>)

Recorded evaluation configuration: {"Noise level (d)":"0.008"}. This record does not assert independent reproduction.

### DnCNN

PSNR: 24.75. Result ID: 69905f4e3a6c31484900130e.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa63631e209131ce9fe4fc.md>)

[Implementation](<https://github.com/cszn/DnCNN>)

Recorded evaluation configuration: {"Noise level (d)":"0.002"}. This record does not assert independent reproduction.

### Dropout

PSNR: 24.36. Result ID: 69905f4e3a6c314849001323.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6c521e209131cea3341f.md>)

Recorded evaluation configuration: {"Noise level (d)":"0.004"}. This record does not assert independent reproduction.

### Restormer

PSNR: 23.81. Result ID: 69905f4e3a6c31484900131e.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

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

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

Recorded evaluation configuration: {"Noise level (d)":"0.002"}. This record does not assert independent reproduction.

### RNAN

PSNR: 23.59. Result ID: 69905f4e3a6c314849001316.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa65821e209131cea0aac5.md>)

Recorded evaluation configuration: {"Noise level (d)":"0.002"}. This record does not assert independent reproduction.

### SwinIR

PSNR: 23.42. Result ID: 69905f4e3a6c31484900131a.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

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

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

Recorded evaluation configuration: {"Noise level (d)":"0.002"}. This record does not assert independent reproduction.

### Ours

PSNR: 22.48. Result ID: 69905f4e3a6c31484900132d.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

[Implementation](<https://github.com/haoyuc/MaskedDenoising>)

Recorded evaluation configuration: {"Noise level (d)":"0.012"}. This record does not assert independent reproduction.

### baseline

PSNR: 21.93. Result ID: 69905f4e3a6c314849001327.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

Recorded evaluation configuration: {"Noise level (d)":"0.004"}. This record does not assert independent reproduction.

### RIDNet

PSNR: 21.38. Result ID: 69905f4e3a6c314849001313.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa673f1e209131cea152d3.md>)

Recorded evaluation configuration: {"Noise level (d)":"0.004"}. This record does not assert independent reproduction.

### DnCNN

PSNR: 21.15. Result ID: 69905f4e3a6c31484900130f.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa63631e209131ce9fe4fc.md>)

[Implementation](<https://github.com/cszn/DnCNN>)

Recorded evaluation configuration: {"Noise level (d)":"0.004"}. This record does not assert independent reproduction.

### Dropout

PSNR: 21.01. Result ID: 69905f4e3a6c314849001324.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6c521e209131cea3341f.md>)

Recorded evaluation configuration: {"Noise level (d)":"0.008"}. This record does not assert independent reproduction.

### Restormer

PSNR: 20.99. Result ID: 69905f4e3a6c31484900131f.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

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

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

Recorded evaluation configuration: {"Noise level (d)":"0.004"}. This record does not assert independent reproduction.

### RNAN

PSNR: 20.42. Result ID: 69905f4e3a6c314849001317.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa65821e209131cea0aac5.md>)

Recorded evaluation configuration: {"Noise level (d)":"0.004"}. This record does not assert independent reproduction.

### SwinIR

PSNR: 20.21. Result ID: 69905f4e3a6c31484900131b.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

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

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

Recorded evaluation configuration: {"Noise level (d)":"0.004"}. This record does not assert independent reproduction.

### Restormer

PSNR: 19.79. Result ID: 69905f4e3a6c314849001320.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

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

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

Recorded evaluation configuration: {"Noise level (d)":"0.008"}. This record does not assert independent reproduction.

### Restormer

PSNR: 19.25. Result ID: 69905f4e3a6c314849001321.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

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

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

Recorded evaluation configuration: {"Noise level (d)":"0.012"}. This record does not assert independent reproduction.

### Dropout

PSNR: 19.03. Result ID: 69905f4e3a6c314849001325.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6c521e209131cea3341f.md>)

Recorded evaluation configuration: {"Noise level (d)":"0.012"}. This record does not assert independent reproduction.

### baseline

PSNR: 18.42. Result ID: 69905f4e3a6c314849001328.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

Recorded evaluation configuration: {"Noise level (d)":"0.008"}. This record does not assert independent reproduction.

### RIDNet

PSNR: 17.65. Result ID: 69905f4e3a6c314849001314.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa673f1e209131cea152d3.md>)

Recorded evaluation configuration: {"Noise level (d)":"0.008"}. This record does not assert independent reproduction.

### DnCNN

PSNR: 17.55. Result ID: 69905f4e3a6c314849001310.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa63631e209131ce9fe4fc.md>)

[Implementation](<https://github.com/cszn/DnCNN>)

Recorded evaluation configuration: {"Noise level (d)":"0.008"}. This record does not assert independent reproduction.

### RNAN

PSNR: 17.21. Result ID: 69905f4e3a6c314849001318.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa65821e209131cea0aac5.md>)

Recorded evaluation configuration: {"Noise level (d)":"0.008"}. This record does not assert independent reproduction.

### SwinIR

PSNR: 17. Result ID: 69905f4e3a6c31484900131c.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

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

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

Recorded evaluation configuration: {"Noise level (d)":"0.008"}. This record does not assert independent reproduction.

### baseline

PSNR: 16.46. Result ID: 69905f4e3a6c314849001329.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

Recorded evaluation configuration: {"Noise level (d)":"0.012"}. This record does not assert independent reproduction.

### RIDNet

PSNR: 15.6. Result ID: 69905f4e3a6c314849001315.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa673f1e209131cea152d3.md>)

Recorded evaluation configuration: {"Noise level (d)":"0.012"}. This record does not assert independent reproduction.

### DnCNN

PSNR: 15.47. Result ID: 69905f4e3a6c314849001311.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa63631e209131ce9fe4fc.md>)

[Implementation](<https://github.com/cszn/DnCNN>)

Recorded evaluation configuration: {"Noise level (d)":"0.012"}. This record does not assert independent reproduction.

### RNAN

PSNR: 15.31. Result ID: 69905f4e3a6c314849001319.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa65821e209131cea0aac5.md>)

Recorded evaluation configuration: {"Noise level (d)":"0.012"}. This record does not assert independent reproduction.

### SwinIR

PSNR: 15.14. Result ID: 69905f4e3a6c31484900131d.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6ecf1e209131cea424dd.md>)

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

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

Recorded evaluation configuration: {"Noise level (d)":"0.012"}. This record does not assert independent reproduction.

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