Hello, interesting work!
Or use JPEG for noisy images and then use Denoising Diffusion to restore[2]?
[1] Nie W, Guo B, Huang Y, et al. Diffusion models for adversarial purification. ICML 2022.
[2] Kawar B, Song J, Ermon S, et al. Jpeg artifact correction using denoising diffusion restoration models. NeurIPS Workshop 2022.