My name is Zhisheng Qi. I am a first-year Ph.D. student in Computer Science at the University of Oregon, working with Prof. Yu Wang at KIND Lab.

Research Interests

• Agentic retrieval-augmented generation (RAG) Reasoning
• Agentic RAG safety (knowledge poisoning) and privacy (knowledge extraction)
• Social network simulation and analysis
• Structure learning

News

2026

• [02] 🏆 Received NSF Student Travel Award to attend WSDM’26!
• [02] 📚 Paper Benchmarking Knowledge-Extraction Attack and Defense on Retrieval-Augmented Generation is now available!
• [02] 📚 Paper RAG vs. GraphRAG: A Systematic Evaluation and Key Insights is now available!

2025

• [11] 📚 Paper on Knowledge Homophily in Large Language Models accepted at WSDM’26!
• [11] 📚 Tutorial on Democratizing RAG with Structured Knowledge Intelligence accepted at WSDM’26!
• [09] 🎓 I am excited to join the University of Oregon as a Ph.D. student in the Computer Science Department! 🦆 Go Ducks!

2024

• [09] 📚 Paper From Semantics to Hierarchy: A Hybrid Euclidean-Tangent-Hyperbolic Space Model for Temporal Knowledge Graph Reasoning is now available on Arxiv.