collaborators

14 papers

cs.IR2026

PreGress: Ranking-Native Pre-training and Prompting for Graph Node Ranking

Lujie Ban, Jiasheng shi, Yingli Zhou +5

Node ranking is a fundamental problem in graph information retrieval, measuring the relative importance of nodes and supporting a wide range of applications such as influence analy…

cs.DB2026

DocMaster: A Hierarchical Structure-Aware System for Document Analysis

Ziqi Chen, Yingli Zhou, Fangyuan Zhang +3

Leveraging large language models (LLMs) to analyze complex documents -- such as academic papers, technical manuals, and financial reports -- has emerged as a mainstream and critica…

cs.DB2026

Generative Retrieval for Table Union Search

Shulun Zhang, Linting Wang, Yuwei Xu +2

Modern data lakes contain heterogeneous tables whose task-relevant information is often scattered across different schemas, sources, and naming conventions. Table union search (TUS…

cs.SI2026

Topology-Aware LLM-Driven Social Simulation: A Unified Framework for Efficient and Realistic Agent Dynamics

Yuwei Xu, Shulun Zhang, Yingli Zhou +3

Social simulation is essential for understanding collective human behavior by modeling how individual interactions give rise to large-scale social dynamics. Recent advances in larg…

cs.IR2026

A Comprehensive Survey on Agent Skills: Taxonomy, Techniques, and Applications

Yingli Zhou, Wang Shu, Yaodong Su +3

Large language model (LLM)-based agents that reason, plan, and act through tools, memory, and structured interaction are emerging as a promising paradigm for automating complex wor…

cs.SI2026

Scalable Algorithm for Dynamic Quasi-clique Detection

Jingbang Chen, Weinuo Li, Yingli Zhou +4

Identifying dense subgraphs known as quasi-cliques is pivotal in numerous graph mining tasks across domains such as social networks, biology, and e-commerce. While prior work has d…