@article{sparse2actlearningactionalignedsparse3dr,
  title = {Sparse2Act: Learning Action-Aligned Sparse 3D Representations for Cross-Domain Robot Manipulation},
  author = {Yu Guo and Chang Yu and Siyu Ma and Yunuo Chen and Yin Yang and Ying Nian Wu and Chenfanfu Jiang},
  year = {2026},
  eprint = {2606.12759},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2606.12759},
}