Nvidia and MIT release open weights for MiniMax H3-based 2K and 4K video upscaler
AINvidia and MIT's Efficient-Large-Model team released the Open-H3-Regenerate-2K model weights on Hugging Face, with inference code in the NVlabs/Sana repository. The project builds on MiniMax H3 to regenerate low-resolution video drafts at 2560×1440 (2K), with native 3840×2160 (4K) support.
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Original title: 英伟达团队基于 MiniMax H3 开源视频增强方案，最高支持 4K 重生成