@article{collaborativeminmaxregretingroupedmulti,
  title = {Collaborative Min-Max Regret in Grouped Multi-Armed Bandits},
  author = {Moïse Blanchard and Vineet Goyal},
  year = {2025},
  eprint = {2506.10313},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2506.10313v1},
}