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Xuantang Xiong

9 accepted papers

2026

MrCoM: A Meta-Regularized World-Model Generalizing Across Multi-Scenarios

AAAI 2026technical

Model-based reinforcement learning (MBRL) is a crucial approach to enhance the generalization capabilities and improve the sample efficiency of RL algorithms. However, current MBRL methods focus primarily on building world models for single tasks and rarely address generalization across different s

Cited by 0SourcePDFScholar
2026

ProAct: A Benchmark and Multimodal Framework for Structure-Aware Proactive Response

ICML 2026poster

While passive agents merely follow instructions, proactive agents align with higher-level objectives, such as assistance and safety by continuously monitoring the environment to determine when and how to act. However, developing proactive agents is hindered by the lack of specialized resources. To a…

Cited by 0SourcecodeScholar
2025

GLTW: Joint Improved Graph Transformer and LLM via Three-Word Language for Knowledge Graph Completion

ACL 2025finding

Knowledge Graph Completion (KGC), which aims to infer missing or incomplete facts, is a crucial task for KGs. However, integrating the vital structural information of KGs into Large Language Models (LLMs) and outputting predictions deterministically remains challenging. To address this, we propose a…

Cited by 0SourcePDFScholar
2025

Multi-Agent Collaboration via Cross-Team Orchestration

ACL 2025finding

Large Language Models (LLMs) have significantly impacted various domains, especially through organized LLM-driven autonomous agents. A representative scenario is in software development, where agents can collaborate in a team like humans, following predefined phases to complete sub-tasks sequentiall…

2025

Multi-Agent Collaboration via Evolving Orchestration

NeurIPS 2025poster

Large language models (LLMs) have achieved remarkable results across diverse downstream tasks, but their monolithic nature restricts scalability and efficiency in complex problem-solving. While recent research explores multi-agent collaboration among LLMs, most approaches rely on static organization…

Cited by 0SourcecodeScholar
2025

PhysVLM-AVR: Active Visual Reasoning for Multimodal Large Language Models in Physical Environments

NeurIPS 2025poster

Visual reasoning in multimodal large language models (MLLMs) has primarily been studied in passive, static settings, limiting their effectiveness in real-world physical environments where an embodied agent must contend with incomplete information due to occlusion or a limited field of view. Humans,…

Cited by 0SourceScholar
2024

MaDE: Multi-Scale Decision Enhancement for Multi-Agent Reinforcement Learning

ICASSP 2024accepted

In the domain of multi-agent reinforcement learning (MARL), the limited information availability, complex agent interactions, and individual capabilities among agents often pose a bottleneck for effective decision-making. Previous studies frequently fall short due to insufficient consideration of th…

Cited by 0SourceScholar
2024

X-Light: Cross-City Traffic Signal Control Using Transformer on Transformer as Meta Multi-Agent Reinforcement Learner

IJCAI 2024poster

The effectiveness of traffic light control has been significantly improved by current reinforcement learning-based approaches via better cooperation among multiple traffic lights. However, a persisting issue remains: how to obtain a multi-agent traffic signal control algorithm with remarkable transf…