@article{attentionsparsityisinputstabletrainingfr,
  title = {Attention Sparsity is Input-Stable: Training-Free Sparse Attention for Video Generation via Offline Sparsity Profiling and Online QK Co-Clustering},
  author = {Jiayi Luo and Jiayu Chen and Jiankun Wang and Cong Wang and Hanxin Zhu and Qingyun Sun and Chen Gao and Zhibo Chen and Jianxin Li},
  year = {2026},
  eprint = {2603.18636},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2603.18636},
}