News

2026

• Oct 2026 Our workshop proposal Large Language Models (LLMs) for E-Commerce has been accepted as a half-day workshop at WSDM 2027 (9 of 24 proposals accepted)! The workshop will take place on February 19, 2027. Stay tuned for the call for papers.

• Oct 2026 I successfully defended my Ph.D. dissertation on October 2, 2026! Huge thanks to my advisor Prof. Jiliang Tang, my committee, and everyone in the DSE Lab. 🎓

• Sep 2026 I have accepted an offer to join the Department of Biomedical Informatics at Harvard Medical School as a Postdoctoral Research Fellow, working with Prof. Marinka Zitnik, starting October 2026!

• Sep 2026 Our paper An Embarrassingly Simple Graph Heuristic Reveals Shortcut-Solvable Benchmarks for Sequential Recommendation is accepted by NeurIPS 2026 Evaluations and Datasets Track!

• Sep 2026 Our paper Understanding Graph Self-Supervised Pre-training under Distribution Shifts: A Scaling Law Perspective is accepted by NeurIPS 2026!

• Sep 2026 I will serve as an Area Chair for the GenAI4Health Workshop at NeurIPS 2026.

• Aug 2026 Our paper Beyond Static Retrieval: Opportunities and Pitfalls of Iterative Retrieval in GraphRAG is accepted by EMNLP 2026 Main Conference!

• Aug 2026 Our paper ConnectionMind: Leveraging Social Networks and Large Language Models for Personalized Recommendation at Meta is accepted by CIKM 2026 Applied Research Track!

• Jun 2026 I am honored to serve as an Area Chair for the KDD 2027 Datasets and Benchmarks Track!

• Jun 2026 Our paper Benchmarking Knowledge-Extraction Attack and Defense on Retrieval-Augmented Generation is selected for oral presentation at KDD 2026 Datasets and Benchmarks Track (top 4.5%)!

• May 2026 Our paper Why Retrieval-Augmented Generation Fails: A Graph Perspective is accepted by KDD 2026 Research Track!

• May 2026 Our paper RAG vs. GraphRAG: A Systematic Evaluation and Key Insights is accepted by KDD 2026 Datasets and Benchmarks Track!

• May 2026 Our paper Benchmarking Knowledge-Extraction Attack and Defense on Retrieval-Augmented Generation is accepted by KDD 2026 Datasets and Benchmarks Track!

• May 2026 I am recognized as a Silver Reviewer for ICML 2026, placing among the top reviewers for this year’s conference!

• May 2026 Our preprint An Embarrassingly Simple Graph Heuristic Reveals Shortcut-Solvable Benchmarks for Sequential Recommendation is out!

• Apr 2026 Our paper From Flat to Structural: Enhancing Automated Short Answer Grading with GraphRAG is accepted by EDM 2026!

• Apr 2026 Our paper Reasoning by Exploration: A Unified Approach to Retrieval and Generation over Graphs is selected for oral presentation at WWW 2026!

• Feb 2026 I am honored to serve as an Area Chair for the KDD 2026 Datasets and Benchmarks Track!

• Jan 2026 Our paper Reasoning by Exploration: A Unified Approach to Retrieval and Generation over Graphs is accepted by WWW 2026!

2025

• Nov 2025 Our paper Graph2Video: Leveraging Video Models to Model Dynamic Graph Evolution is accepted by AAAI 2026!

• Nov 2025 Our tutorial Rigorizing Retrieval-augmented Generation with Structured Knowledge is accepted by WSDM 2026!

• Sep 2025 Our paper Human-AI Collaboration for Knowledge-in-Use Assessment Design: Leveraging LLMs with RAG is accepted by IEEE TALE 2025!

• Aug 2025 Our paper Empowering GraphRAG with Knowledge Filtering and Integration is accepted by EMNLP 2025!

• Jul 2025 I participated in the Future BAProf workshop at University of Iowa. So glad to meet great professors and future professors and share ideas!

• May 2025 Our paper Unveiling Mode Connectivity in Graph Neural Networks is accepted by KDD 2025!

• May 2025 We will hold the tutorial Empowering Retrieval-augmented Generation with Graph-structured Knowledge at SDM 2025!

• Apr 2025 Our paper Enhancing LLM-Based Short Answer Grading with Retrieval-Augmented Generation is accepted by EDM 2025!

• Feb 2025 Our preprint Unveiling Mode Connectivity in Graph Neural Networks is out!

• Feb 2025 Our preprint RAG vs. GraphRAG: A Systematic Evaluation and Key Insights is out!

• Feb 2025 I got the summer intern offer from Meta. See you in Menlo Park this summer!

• Jan 2025 Our GraphRAG survey paper Retrieval-Augmented Generation with Graphs (GraphRAG) is out!

• Jan 2025 Our preprint Reasoning with Graphs: Structuring Implicit Knowledge to Enhance LLMs Reasoning is out!

2024

• Sep 2024 Our NeurIPS 2024 paper Mixture of Link Predictors on Graph is accepted!

• Jul 2024 Our CIKM 2024 paper Spectral-Aware Augmentation is accepted!

• Jun 2024 Our preprint Node-wise Filtering in Graph Neural Networks: A Mixture of Experts Approach is out!

• Feb 2024 Our preprint Mixture of Link Predictors is out!

• Jan 2024 Our paper Structural Fairness-aware Active Learning for Graph Neural Networks got accepted by ICLR 2024!

• Jan 2024 Our paper Label-free Node Classification on Graphs with Large Language Models (LLMs) got accepted by ICLR 2024!

• Jan 2024 I got the summer intern offer from Amazon. See you in Palo Alto this summer!

2023

• Dec 2023 I am invited to serve as a reviewer for ICML 2024.

• Nov 2023 Our tutorial Large-Scale Graph Neural Networks is accepted by SDM 2024. See you in Houston!

• Oct 2023 Our tutorial Large-Scale Graph Neural Networks is accepted by AAAI 2024. See you in Vancouver!

• Sep 2023 Our paper Amazon-M2: A Multilingual Multi-locale Shopping Session Dataset for Recommendation and Text Generation got accepted by NeurIPS 2023.

• Sep 2023 Our paper Demystifying Structural Disparity in Graph Neural Networks: Can One Size Fit All got accepted by NeurIPS 2023.

• Sep 2023 Our paper Towards Label Position Bias in Graph Neural Networks got accepted by NeurIPS 2023.

• Jul 2023 I will serve as a PC member of AAAI’24, NeurIPS’24, WSDM’24, ICLR’24.

• May 2023 One preprint Towards Label Position Bias in Graph Neural Networks is out!

• May 2023 Our paper Enhancing Graph Representations Learning with Decorrelated Propagation got accepted by KDD 2023!

• May 2023 Our tutorial Large-Scale Graph Neural Networks: The Past and New Frontiers got accepted by KDD 2023!

• Apr 2023 Our paper LazyGNN: Large-Scale Graph Neural Networks via Lazy Propagation got accepted by ICML 2023!

• Apr 2023 Our paper Alternately Optimized Graph Neural Networks got accepted by ICML 2023!

• Feb 2023 Glad to join OIST, Japan as a Research Visiting Student this Summer!

2022

• Nov 2022 Our team DSE-node won second place in the NeurIPS OGB-LSC competition MAG240M track.

• Aug 2022 Glad to be a volunteer to meet new graduate students at MSU.

• Aug 2022 Glad to be a volunteer in KDD 2022.

• Jul 2022 I am invited to serve as a PC member for AAAI 2023.

• Jun 2022 I am invited to serve as a PC member for WSDM 2023.

2021

• Nov 2021 Our team DANCE won first place in the NeurIPS competition Multimodal Single-Cell Data Integration.