Behaviour Policy Optimization: Provably Lower Variance Return Estimates for Off-Policy Reinforcement Learning

arXiv:2511.10843 · cs.LG, cs.AI · Submitted 2025-11-13 · Read on arXiv

cs.LG, cs.AI

Submitted: 2025-11-13

Updated: 2026-01-03

Terminology

• Reinforcement Learning — 3× in this paper · explained in 4 episodes
• Sample Efficiency — 2× in this paper · explained in 7 episodes
• Online Reinforcement Learning — 1× in this paper · explained in 2 episodes

Related papers

• Power Distribution Bridges Sampling, Self-Reward RL, and Self-Distillation
• Train Separately, Merge Together: Modular Post-Training with Mixture-of-Experts
• Democratizing Tool Learning with Environments Fully Simulated by a Free 8B Language Model
• D-STEER: Two-Way Control of DPO-Induced Safety Behavior in Activation Space
• Optimal hypersurface decision trees
• Polynomial-Augmented Neural Networks (PANNs) with Weak Orthogonality Constraints for Enhanced Function and PDE Approximation