@inproceedings{levels2fmstructurefrommotiononneural,
  title = {Level-S$^2$fM: Structure from Motion on Neural Level Set of Implicit Surfaces},
  author = {Yuxi Xiao and Nan Xue and Tianfu Wu and Gui-Song Xia},
  year = {2022},
  booktitle = {CVPR 2023 1},
  eprint = {2211.12018},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2211.12018v2},
}