activity
20202025
most citedThe Surprising Effectiveness of PPO in Cooperative, Multi-Agent Games

600 citations · 690 across the 19 of their papers we have counts for

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5 papers · 1 filter

cs.AI2024★ 9 cited

LLM-Powered Hierarchical Language Agent for Real-time Human-AI Coordination

Jijia Liu, Chao Yu, Jiaxuan Gao +4

AI agents powered by Large Language Models (LLMs) have made significant advances, enabling them to assist humans in diverse complex tasks and leading to a revolution in human-AI co…

cs.AI2023

Fictitious Cross-Play: Learning Global Nash Equilibrium in Mixed Cooperative-Competitive Games

Zelai Xu, Yancheng Liang, Chao Yu +2

Self-play (SP) is a popular multi-agent reinforcement learning (MARL) framework for solving competitive games, where each agent optimizes policy by treating others as part of the e…

cs.AI2023★ 8 cited

Language Agents with Reinforcement Learning for Strategic Play in the Werewolf Game

Zelai Xu, Chao Yu, Fei Fang +2

Agents built with large language models (LLMs) have shown great potential across a wide range of domains. However, in complex decision-making tasks, pure LLM-based agents tend to e…

cs.AI2023★ 4 cited

Learning Zero-Shot Cooperation with Humans, Assuming Humans Are Biased

Chao Yu, Jiaxuan Gao, Weilin Liu +5

There is a recent trend of applying multi-agent reinforcement learning (MARL) to train an agent that can cooperate with humans in a zero-shot fashion without using any human data.…

cs.AI2021★ 13 cited

Discovering Diverse Multi-Agent Strategic Behavior via Reward Randomization

Zhenggang Tang, Chao Yu, Boyuan Chen +6

We propose a simple, general and effective technique, Reward Randomization for discovering diverse strategic policies in complex multi-agent games. Combining reward randomization a…