@inproceedings{r4dutilizingreferenceobjectsforlong1,
  title = {R4D: Utilizing Reference Objects for Long-Range Distance Estimation},
  author = {Yingwei Li and Tiffany Chen and Maya Kabkab and Ruichi Yu and Longlong Jing and Yurong You and Hang Zhao},
  year = {2022},
  booktitle = {ICLR 2022 4},
  eprint = {2206.04831},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2206.04831v1},
}