Author

Jing-Yang Dai

2 papers indexed here

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Preprint Oct 2026

PolarFlow: Spectral Geometric Flow Matching for Directed Graph Generation via Polar Decomposition

PolarFlow, a continuous geometric flow-matching framework based on polar decomposition and truncated spectral coordinates, achieves generative quality comparable to competitive discrete methods while substantially reducing training and sampling time.

Ya-Nan Zhao, Feng Ji, A. Carballo-Castro et al. · 0 citations

Preprint Oct 2026

Graph Spectral Series and Its Signatures

This work introduces the notion of graph spectral series and develops a signature-based representation that captures global spectral structure without frequency truncation and provides an asymptotic interpretation of graph spectral series for sequences of expanding graphs.

Feng Ji, Jing-Yang Dai, Apostolos Evangelidis et al. · 0 citations