@article{paperregisterboostingflexiblegrainedpape,
  title = {PaperRegister: Boosting Flexible-grained Paper Search via Hierarchical Register Indexing},
  author = {Zhuoqun Li and Xuanang Chen and Hongyu Lin and Yaojie Lu and Xianpei Han and Shanshan Jiang and Bin Dong and Le Sun},
  year = {2025},
  eprint = {2508.11116},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2508.11116},
}