collaborators

6 papers

cs.LG2025

GRAG: Graph Retrieval-Augmented Generation

Yuntong Hu, Zhihan Lei, Zheng Zhang +3

Naive Retrieval-Augmented Generation (RAG) focuses on individual documents during retrieval and, as a result, falls short in handling networked documents which are very popular in…

cs.CL2025

Taxonomy Tree Generation from Citation Graph

Yuntong Hu, Zhuofeng Li, Zheng Zhang +4

Constructing taxonomies from citation graphs is essential for organizing scientific knowledge, facilitating literature reviews, and identifying emerging research trends. However, m…

cs.CL2024

A Condensed Transition Graph Framework for Zero-shot Link Prediction with Large Language Models

Mingchen Li, Chen Ling, Rui Zhang +1

Zero-shot link prediction (ZSLP) on knowledge graphs aims at automatically identifying relations between given entities. Existing methods primarily employ auxiliary information to…

cs.CL2024

TEG-DB: A Comprehensive Dataset and Benchmark of Textual-Edge Graphs

Zhuofeng Li, Zixing Gou, Xiangnan Zhang +6

Text-Attributed Graphs (TAGs) augment graph structures with natural language descriptions, facilitating detailed depictions of data and their interconnections across various real-w…

cs.SI2024

Link Prediction on Textual Edge Graphs

Chen Ling, Zhuofeng Li, Yuntong Hu +5

Textual-edge Graphs (TEGs), characterized by rich text annotations on edges, are increasingly significant in network science due to their ability to capture rich contextual informa…

cs.CL2024

SparseLLM: Towards Global Pruning for Pre-trained Language Models

Guangji Bai, Yijiang Li, Chen Ling +2

The transformative impact of large language models (LLMs) like LLaMA and GPT on natural language processing is countered by their prohibitive computational demands. Pruning has eme…