@article{optimalfixedbudgetbestarmidentification,
  title = {Optimal Best Arm Identification in Two-Armed Bandits with a Fixed Budget under a Small Gap},
  author = {Masahiro Kato and Kaito Ariu and Masaaki Imaizumi and Masahiro Nomura and Chao Qin},
  year = {2022},
  eprint = {2201.04469},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2201.04469v8},
}