@article{wam4dfast4dworldactionmodelviaspatialreg,
  title = {WAM4D: Fast 4D World Action Model via Spatial Register Tokens},
  author = {Ying Li and Xiaobao Wei and Jiajun Cao and Hao Wang and Xiaowei Chi and Chengyu Bai and Qianpu Sun and Jiajun Li and Xiaojie Zhang and Peidong Jia and Jian Tang and Sirui Han and Shanghang Zhang},
  year = {2026},
  eprint = {2606.14048},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2606.14048},
}