Haiyang Yu is an applied scientist and 5th-year Ph.D. candidate at Texas A&M University with seven years of experience in graph deep learning, AI for science, and trustworthy AI, now working at AWS. He develops and ships research-grade tools—authoring QHNet and QH9 to enable equivariant networks for density functional theory and contributing explainability work like SubgraphX and PGExplainer integrated into the DIG graph-learning library. His work spans theory, scalable GNN systems (e.g., GraphFM for massive graphs), and practical explainability implementations, bridging academic research and production engineering. Based in College Station, he combines a strong experimental track record with open-source impact and a background from the University of Science and Technology of China, bringing domain depth in both ML methodology and scientific applications.
7 years of coding experience
Bachelor's degree Electrical and Information Engineering, Bachelor's degree Electrical and Information Engineering at University of Science and Technology of China
Doctor of Philosophy - PhD Computer Engineering, Doctor of Philosophy - PhD Computer Engineering at Texas A&M University
Contributions:96 commits, 6 PRs, 77 pushes in 1 year 7 months
Contributions summary:Haiyang contributed to the development of explainable machine learning methods for graph neural networks within the `dig/dig` repository. They added PGExplainer and related packages, including code for PGExplainer, and the integration of SubgraphX. The user focused on the implementation of explanation models, including loss functions and subgraph extraction, and also included visualization updates.
Contributions:23 commits, 2 PRs, 26 pushes in 1 year 3 months
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Haiyang Yu - Applied Scientist at Amazon Web Services (AWS)