collaborators

9 papers

cs.AI2026

Visual Graph Scaffolds for Structural Reasoning in Large Language Models

Runlin Lei, Xiaokui Xiao, Zhewei Wei

Graphs have been used to enhance large language models (LLMs) for structured reasoning, mostly as external knowledge sources are provided to models at test time. In this paper, we…

cs.AI2026

Learning Agent-Compatible Context Management for Long-Horizon Tasks

Lu Yi, Runlin Lei, Liuyi Yao +6

LLM agents increasingly face long-horizon tasks such as web search and deep research in real-world applications, where accumulated context can cause long-context degradation and re…

cs.AI2026

GDGB: A Benchmark for Generative Dynamic Text-Attributed Graph Learning

Jie Peng, Jiarui Ji, Runlin Lei +3

Dynamic Text-Attributed Graphs (DyTAGs), which intricately integrate structural, temporal, and textual attributes, are crucial for modeling complex real-world systems. However, mos…

cs.AI2025

Scalable and Accurate Graph Reasoning with LLM-based Multi-Agents

Yuwei Hu, Runlin Lei, Xinyi Huang +2

Recent research has explored the use of Large Language Models (LLMs) for tackling complex graph reasoning tasks. However, due to the intricacies of graph structures and the inheren…

physics.soc-ph2025

Leveraging LLM-based agents for social science research: insights from citation network simulations

Jiarui Ji, Runlin Lei, Xuchen Pan +8

The emergence of Large Language Models (LLMs) demonstrates their potential to encapsulate the logic and patterns inherent in human behavior simulation by leveraging extensive web d…

cs.LG2025

Robustness in Text-Attributed Graph Learning: Insights, Trade-offs, and New Defenses

Runlin Lei, Lu Yi, Mingguo He +4

While Graph Neural Networks (GNNs) and Large Language Models (LLMs) are powerful approaches for learning on Text-Attributed Graphs (TAGs), a comprehensive understanding of their ro…