UniRestorer++ scales universal image restoration with multi-granularity degradation modeling, beating dense and MoE baselines

Jingbo Lin · hf · 2026-11-05

UniRestorer++, released on Hugging Face, scales universal image restoration via multi-granularity degradation modeling and adaptive routing, improving generalization across diverse degradation types.

Accompanying charts show parameter-PSNR scaling curves on CDD-50 (in-distribution and out-of-distribution degradation parameters) and FoundIR (real-world): across 1.41M–3.47M parameters, its hierarchical model scaling rises near-log-linearly (fitted R² of 0.955–0.986), consistently above dense and vanilla MoE baselines of the same size, and avoids the drop-off dense models show at larger scales.

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