Correlation-Aware Contextual Bandits with Surrogate Rewards for LLM Routing

arXiv:2607.09015 · cs.LG, cs.AI · Submitted 2026-07-10 · Read on arXiv

cs.LG, cs.AI

Submitted: 2026-07-10

Updated: 2026-10-13

Terminology

• Regret — 3× in this paper · explained in 3 episodes
• Accuracy — 2× in this paper · explained in 1 episode
• Contextual Bandits — 2× in this paper · explained in 3 episodes
• Benchmark — 1× in this paper · explained in 2 episodes
• Conditional Independence — 1× in this paper · explained in 2 episodes
• Contextual Bandit Problem — 1× in this paper · explained in 2 episodes
• Decoupling — 1× in this paper · explained in 2 episodes
• Large Language Model (LLM) — 1× in this paper · explained in 3 episodes
• Robustness — 1× in this paper · explained in 5 episodes
• Sample Efficiency — 1× in this paper · explained in 4 episodes

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