Breaking the log⁡(1/Δ2) Barrier: Better Batched Best Arm Identification with Adaptive Grids

Tianyuan Jin, Qin Zhang, Dongruo Zhou
2/12/2026

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@article{jin2026breaking,
  title  = {Breaking the log⁡(1/Δ2) Barrier: Better Batched Best Arm Identification with Adaptive Grids},
  author = {Tianyuan Jin and Qin Zhang and Dongruo Zhou},
  year   = {2026},
  url    = {https://api.semanticscholar.org/CorpusID:86e091197f94de9081baaea8d5fecd57c7b6711f},
  journal = {ICLR 2025 2025}
}

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