@misc{choi2025surfellio,
  title={Surfel-LIO: Fast LiDAR-Inertial Odometry with Pre-computed Surfels and Hierarchical Z-order Voxel Hashing},
  author={Seungwon Choi and Dong-Gyu Park and Seo-Yeon Hwang and Tae-Wan Kim},
  year={2025},
  eprint={2512.03397},
  archivePrefix={arXiv},
  primaryClass={cs.RO},
  url={https://arxiv.org/abs/2512.03397}
}

@article{choi2025pko,
  title={Probabilistic Kernel Optimization for Robust State Estimation},
  author={Choi, Seungwon and Kim, Tae-Wan},
  journal={IEEE Robotics and Automation Letters},
  volume={10},
  number={3},
  pages={2998--3005},
  year={2025},
  publisher={IEEE}
}