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Boyin Liu

4 accepted papers

2025

Stochastic Trajectory Prediction Under Unstructured Constraints

ICRA 2025

Trajectory prediction facilitates effective planning and decision-making, while constrained trajectory prediction integrates regulation into prediction. Recent advances in constrained trajectory prediction focus on structured constraints by constructing optimization objectives. However, handling uns

Cited by 2SourceScholar
2024

Coevolving with the Other You: Fine-Tuning LLM with Sequential Cooperative Multi-Agent Reinforcement Learning

NeurIPS 2024poster

Reinforcement learning (RL) has emerged as a pivotal technique for fine-tuning large language models (LLMs) on specific tasks. However, prevailing RL fine-tuning methods predominantly rely on PPO and its variants. Though these algorithms are effective in general RL settings, they often exhibit subop…

2023

Deconfounded Opponent Intention Inference for Football Multi-Player Policy Learning

IROS 2023poster

Due to the high complexity of a football match, the opponents' strategies are variable and unknown. Thus predicting the opponents' future intentions accurately based on current situation is crucial for football players' decision-making. To better anticipate the opponents and learn more effective str…

Cited by 2SourceScholar
2023

Lazy Agents: A New Perspective on Solving Sparse Reward Problem in Multi-agent Reinforcement Learning

ICML 2023poster

Sparse reward remains a valuable and challenging problem in multi-agent reinforcement learning (MARL). This paper addresses this issue from a new perspective, i.e., lazy agents. We empirically illustrate how lazy agents damage learning from both exploration and exploitation. Then, we propose a novel…