FEATUREDOpen-H3-Regenerate-2K: High-Resolution Video Refinement with Few-Step Diffusion
Open-H3-Regenerate-2K freezes H3 and trains only a refiner LoRA, combining latent upscaling with three diffusion steps to redraw drafts natively from 768P to 4K.
Video DiffusionFew-Step GenerationVideo Super-Resolution
Sensen Gao, Haozhe Liu, Yitong Li, Haopeng Li, Tian Ye, Jia-Wang Bian, Song Han, Enze Xie· 2026-10-28T00:00:00