3 papers
physics.soc-ph2026
Professional networks and the diffusion of clinical guidelines in opioid prescribing
Yi-Ning Weng, Hsuan-Wei Lee
Large and persistent differences in opioid prescribing across physicians and regions cannot be explained by patient characteristics or physician attributes alone. We developed a be…
cs.MA2026
How Exploration Breaks Cooperation in Shared-Policy Multi-Agent Reinforcement Learning
Yi-Ning Weng, Hsuan-Wei Lee
Multi-agent reinforcement learning in dynamic social dilemmas commonly relies on parameter sharing to enable scalability. We show that in shared-policy Deep Q-Network learning, sta…
physics.soc-ph2025
Q-Learning-Driven Adaptive Rewiring for Cooperative Control in Heterogeneous Networks
Yi-Ning Weng, Hsuan-Wei Lee
Cooperation emergence in multi-agent systems represents a fundamental statistical physics problem where microscopic learning rules drive macroscopic collective behavior transitions…