Preprint
Oct 2026
Frequency-Decoupled Diffusion Guidance for Non-Blind Image Deblurring
Frequency-decoupled posterior guidance is proposed to separate frequency activation from attenuation-aware spectral regularization in image restoration, with strong PSNR and SSIM performance across challenging non-blind deblurring settings, even at higher measurement noise levels.
Si-Han Wang, Jin-Shu Huang, Hai-Bin Su et al.
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