Best Arm Identification for Bandits with Shifting Means

arXiv:2610.10488 · stat.ML, cs.LG · Submitted 2026-10-07 · Read on arXiv

stat.ML, cs.LG

Submitted: 2026-10-07

Updated: 2026-10-07

Code: https://github.com/LukasZierahn/Shifting-Means-Experiments

Terminology

• Sample Complexity — 20× in this paper · explained in 15 episodes
• Best Arm Identification — 12× in this paper
• Fisher Information — 10× in this paper · explained in 3 episodes
• Robustness — 4× in this paper · explained in 5 episodes
• Core — 3× in this paper · explained in 2 episodes
• Non-stationarity — 3× in this paper · explained in 2 episodes
• Adaptation — 2× in this paper · explained in 1 episode
• Generalized Likelihood Ratio Test — 2× in this paper
• Importance Weights for Shifting Means — 2× in this paper
• Objective Function — 2× in this paper · explained in 2 episodes
• Regret — 2× in this paper · explained in 3 episodes
• Accuracy — 1× in this paper · explained in 1 episode
• Adversarial Model — 1× in this paper · explained in 1 episode
• Consistency — 1× in this paper · explained in 3 episodes
• Convergence Guarantees — 1× in this paper · explained in 3 episodes
• Generalization — 1× in this paper · explained in 13 episodes
• Graceful Degradation — 1× in this paper · explained in 2 episodes
• Reinforcement Learning — 1× in this paper · explained in 4 episodes

Sources

• Identifying the Best Arm in the Presence of Global Environment Shifts

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