Information Gain-based Rollout Policy Optimization: An Adaptive Tree-Structured Rollout Approach for Multi-Turn Search Agents

arXiv:2607.06223 · cs.AI · Submitted 2026-07-07 · Read on arXiv

cs.AI

Submitted: 2026-07-07

Updated: 2026-10-07

Terminology

• Information Gain — 3× in this paper · explained in 2 episodes
• Information Gain-based Rollout Policy Optimization — 2× in this paper
• Benchmark — 1× in this paper · explained in 2 episodes
• Large Language Model (LLM) — 1× in this paper · explained in 3 episodes
• Reinforcement Learning — 1× in this paper · explained in 4 episodes

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