@article{onvarianceestimationofrandomforests,
  title = {On Variance Estimation of Random Forests with Infinite-Order U-statistics},
  author = {Tianning Xu and Ruoqing Zhu and Xiaofeng Shao},
  year = {2022},
  eprint = {2202.09008},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2202.09008v4},
}