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20212026
most citedNearly Minimax Optimal Reinforcement Learning for Linear Markov Decision Processes

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stat.ML2026

Bandits with Multiple Optimal Arms: Minimax Regret and Non-Adaptivity

Kaixuan Ji, Qiwei Di, Qingyue Zhao +2

We study multi-armed bandits (MAB) with multiple optimal arms, motivated by the fact that many practical decision making problems admit multiple correct answers. For -armed band…