@article{longorshortcotinvestigatinginstance,
  title = {Long or short CoT? Investigating Instance-level Switch of Large Reasoning Models},
  author = {Ruiqi Zhang and Changyi Xiao and Yixin Cao},
  year = {2025},
  eprint = {2506.04182},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2506.04182v1},
}