[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"news-58764a46-a635-4f79-86c6-eefff0dea639":3},{"id":4,"title":5,"summary":6,"original_url":7,"source_id":8,"tags":9,"published_at":23,"created_at":24,"modified_at":25,"is_published":26,"publish_type":27,"image_url":13,"view_count":28},"58764a46-a635-4f79-86c6-eefff0dea639","Flex-Forcing：NVIDIA 用 chunk 机制把 AR 与双向视频扩散塞进同一模型","NVIDIA GenAIR 团队 7 月 3 日发布 Flex-Forcing,提出沿时间轴与去噪步数双重定义的 chunk 机制,把双向扩散与自回归视频生成统一在同一个模型中;chunk 间双向、chunk 内自回归,粒度随显存预算伸缩,支持任意顺序重排,在多套视频 benchmark 上同时拿下更长视频稳定性、更高视觉质量和更快推理。项目页:research.nvidia.com\u002Flabs\u002Fgenair\u002Fflex-forcing。","https:\u002F\u002Farxiv.org\u002Fabs\u002F2607.03509","7437aeb9-930c-4866-a2e9-48003c1a792b",[10,14,17,20],{"id":11,"name":12,"slug":12,"description":13,"color":13},"7b67033c-19e6-4052-a626-e681bba64c7a","diffusion",null,{"id":15,"name":16,"slug":16,"description":13,"color":13},"b1853a5a-d940-42b7-94f9-0488ee3f2cf7","new-model",{"id":18,"name":19,"slug":19,"description":13,"color":13},"8dac812d-3839-4abe-a855-5f56ec9515fd","nvidia",{"id":21,"name":22,"slug":22,"description":13,"color":13},"ebe5dcd1-46b1-4298-b8c2-8e0e2f456e56","video-generation","2026-07-08T18:24:00Z","2026-07-08T18:23:57.488178Z","2026-07-08T18:23:57.488193Z",true,"agent",3]