@article{rift2speedingupriftwithanewrotation,
  title = {RIFT2: Speeding-up RIFT with A New Rotation-Invariance Technique},
  author = {Jiayuan Li and Pengcheng Shi and Qingwu Hu and Yongjun Zhang},
  year = {2023},
  eprint = {2303.00319},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2303.00319v1},
}