Xiao Yang

Xiao Yang is currently a second-year Ph.D. student at Nanyang Technological University (NTU), supervised by Prof. Chunyan Miao and co-supervised by Dr Zhiqi Shen and Dr Xuejiao Zhao. His research interests primarily focus on Large Language Models (LLMs), AI for Health, and Graph Neural Networks (GNNs).

News

• 2025.11: 🎉🎉 One paper is accepted by AAAI 2026 Oral (CCF-A)!
• 2025.09: 🎉🎉 One paper is accepted by Neural Networks (CCF-B)!
• 2025.09: We are organizing the The 1st AI for Healthy Aging and Longevity Workshop, in conjunction with AAAI 2026, now calling for papers!
• 2024.12: 🎉🎉 One paper is accepted by AAAI 2025 (CCF-A)!

Educations

• 2024.08 – Present, Ph.D., College of Computing and Data Science, Nanyang Technological University (NTU), Singapore.
• 2022.06 – 2024.07, Research Assistant, Active Living for the ElderLY (LILY), Nanyang Technological University (NTU), Singapore.
• 2018.09 – 2022.06, B.Eng., Software Engineering, School of Software, Shandong University.

Selective Articles

AAAI 2026

EHRStruct: A Comprehensive Benchmark Framework for Evaluating Large Language Models on Structured Electronic Health Record Tasks
Xiao Yang, Xuejiao Zhao, Zhiqi Shen
The 40th Annual AAAI Conference on Artificial Intelligence
[Paper] [Code] [Project]

arXiv

Are Heterogeneous Graph Neural Networks Truly Effective? A Causal Perspective
Xiao Yang, Xuejiao Zhao, Zhiqi Shen
arXiv
[Paper] [Code]

Neural Networks

A Unified Gradient Regularization Method for Heterogeneous Graph Neural Networks
Xiao Yang, Xuejiao Zhao, Zhiqi Shen
Neural Networks
[Paper] [Code]

AAAI 2025

A Generalizable Anomaly Detection Method in Dynamic Graphs
Xiao Yang, Xuejiao Zhao, Zhiqi Shen
The 39th Annual AAAI Conference on Artificial Intelligence
[Paper] [Code]

Professional Services

• Co-Organizer and PC Member of The 1st AI for Healthy Aging and Longevity Workshop @ AAAI 2026