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Jiaqing Xie

PhD Student
School of Computer Science
Fudan University

Email: 26113050148@m.fudan.edu.cn

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About Me

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.

Research Interests

• AI-Accelerated Advanced Graph Optimization
• Spectral Graph Theory
• Graph Algorithms for Science with AI

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Publications

2026

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  Jiaqing Xie, Yuxin Wang, Xipeng Qiu
  GSF-χ: Global Stereochemical Fields for Chiral Graph Transformers
  arXiv preprint. Submitted, September 2026.

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  Shuaike Shen, Ke Liu, Jiaqing Xie, Shangde Gao, Chunhua Shen, Ge Liu, Mireia Crispin-Ortuzar, Shangqi Gao
  R²-Seg: Training-Free OOD Medical Tumor Segmentation via Anatomical Reasoning and Statistical Rejection [PDF]
  CVPR-26. In Proc. IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR), 2026. Oral, Best Paper Candidate
  Shuaike and I made this wonderful picture.

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  Florian Grotschla, Jiaqing Xie, Roger Wattenhofer
  Benchmarking Positional Encodings for GNNs and Graph Transformers [PDF] [Code]
  KDD-26. In Proc. 32nd ACM SIGKDD Conference on Knowledge Discovery and Data Mining, 2026.

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