collaborators

12 papers

cs.AI2026

Slides2MindMap: Reconstructing Cognitively Efficient Knowledge Hierarchies from Lecture Slides

Yuzhi Wang, Rongjun Ye, Shengyuan Chen +5

Generating mind maps from lecture slides can help learners efficiently assimilate fragmented knowledge, promising substantial benefits for intelligent education. However, dedicated…

cs.CL2026

Zero-Mem: Zero-Token Memory Operations for LLM Agents

Yilin Xiao, Zhehan Zhu, Yujing Zhang +8

LLM agents need memory to act consistently over long interactions, yet many systems use additional LLM calls to operate that memory. Generating intermediate records and mediating t…

cs.CL2026

When to use Graphs in RAG: A Comprehensive Analysis for Graph Retrieval-Augmented Generation

Zhishang Xiang, Chuanjie Wu, Qinggang Zhang +4

Graph retrieval-augmented generation (GraphRAG) has emerged as a powerful paradigm for enhancing large language models (LLMs) with external knowledge. It leverages graphs to model…

cs.AI2026

Graph-based Agent Memory: Taxonomy, Techniques, and Applications

Chang Yang, Chuang Zhou, Yilin Xiao +15

Memory emerges as the core module in the Large Language Model (LLM)-based agents for long-horizon complex tasks (e.g., multi-turn dialogue, game playing, scientific discovery), whe…

cs.CL2026

Use Graph When It Needs: Efficiently and Adaptively Integrating Retrieval-Augmented Generation with Graphs

Su Dong, Qinggang Zhang, Yilin Xiao +3

Large language models (LLMs) often struggle with knowledge-intensive tasks due to hallucinations and outdated parametric knowledge. While Retrieval-Augmented Generation (RAG) addre…

cs.CL2026

LAG: Logic-Augmented Generation from a Cartesian Perspective

Yilin Xiao, Chuang Zhou, Yujing Zhang +5

Large language models (LLMs) have demonstrated remarkable capabilities across a wide range of tasks, yet exhibit critical limitations in knowledge-intensive tasks, often generating…