Author

Jiuxiang Gu

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#artificial intelligence Preprint Sep 2026

DraftAttention2: Fast Video Diffusion with Low-Resolution-Guided Mixed-Precision Attention

DraftAttention2 is presented, a training-free framework that uses the low-resolution draft attention map to jointly select attention blocks and assign their numerical precision, and achieves a superior quality-efficiency trade-off over existing efficient video generation methods.

Rui Ding, Haopeng Li, Wei-Ze Ma et al. · 0 citations

Jul 2026

Chimera: Designing and Chinchilla-Scaling Hybrid Visual Diffusion Transformers

Chimera, a hybrid visual diffusion backbone with a principled scaling recipe that combines Kimi Delta Attention for long-context state tracking with O(N) complexity, interleaved Multi-head Latent Attention (MLA) for direct global interaction, and modality-aware short convolutions for local spatiotemporal context is int...

Chongjian Ge, Hanwen Jiang, Tianyu Wang et al. · arXiv.org · 2 citations