thu-ml/DiT-Extrapolation

Official implementation for "RIFLEx: A Free Lunch for Length Extrapolation in Video Diffusion Transformers" (ICML 2025) , UltraViCo (ICLR 2026) and UltraImage

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Python

License

Apache-2.0

Last push

3 months ago

Python diffusion-models video-generation diffusion generative-model cogvideox dit rope hunyuan-video diffusion-transformer extrapolation long-video-generation position-embedding

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