Jiaqing Xie

PhD Student

College of Computer Science, Fudan University

Email: 26113050148@m.fudan.edu.cn

Research Interests

Spectral Methods, Graph Theory, Approximation Theory, AI for Science

Recent & Upcoming Events

[Aug. 2026] KDD 2026

Recent & Representative Papers [All Papers]

Gauge-Invariant Learnable Spectral Positional Encodings for Directed Graphs via Hermitian Block Krylov Subspaces [arXiv]

with Yuxin Wang.

arXiv Manuscript, 2026.
Benchmarking Positional Encodings for GNNs and Graph Transformers [arXiv] [Code]

with Florian Grotschla and Roger Wattenhofer.

SIGKDD 2026.