Jiaqing Xie
Jiaqing Xie
Spotlight:
Jiaqing Xie
PhD Student, School of Computer Science, Fudan University

Master's, ETH Zurich
Undergraduate, University of Edinburgh

Email:

Research interests:
– AI-Accelerated Advanced Graph Optimization
– Spectral Graph Theory
– Graph Algorithms for Science with AI

I am a first-year PhD student in the School of Computer Science at Fudan University. My research develops learning methods grounded in graph structure and spectral theory, with the goal of accelerating graph optimization and scientific discovery.

 Professional
About me– Research – Publications – Contact
Publications– Selected – Google Scholar
Code– GitHub – GSF-χ – Benchmarking-PEs
Education– Fudan (PhD) – ETH Zurich (Master's) – Edinburgh (Undergraduate)
Graph Learning – Selected Publications
Graph Optimization
MCES– Equivariant neural primal–dual assignment for maximum common edge subgraphs (arXiv-26)
Positional Encodings
AW-RoPE– Analytic-walk rotary positional encodings for graphs (arXiv-26)
Directed PEs– Gauge-invariant learnable spectral PEs for directed graphs via Hermitian block Krylov subspaces
Benchmark– Benchmarking positional encodings for GNNs and graph transformers (KDD-26)
AI for Science
NMRTrans– Structure elucidation from experimental NMR spectra via set transformers (KDD-26)
GSF-χ– Global stereochemical fields for chiral graph transformers
R²-Seg– Training-free OOD medical tumor segmentation via anatomical reasoning and statistical rejection (CVPR-26 Oral)
Other– Google Scholar – GitHub
Datasets
PE Benchmark– Positional encodings for GNNs and graph transformers (KDD-26)
NMRGym– NMR-based molecular structure elucidation (KDD-26)
PolyReal– Real-world polymer science workflows (CVPR-26)
OmniMatBench– Human-calibrated multimodal reasoning across 19 materials science subfields (arXiv-26)
QCBench– LLMs on domain-specific quantitative chemistry (JCIM-25)
DeepProtein– Deep learning library and benchmark for protein sequence learning (Bioinformatics-25)
Research Directions
Optimization–AI-accelerated advanced graph optimization
Spectral–Spectral graph theory
Science–Graph algorithms for science with AI