Publications

A collection of my research work. (* Equal contribution, # Student first author)

Towards OOD Generalization in Dynamic Graphs via Causal Invariant Learning

Xinxun Zhang, Pengfei Jiao, Mengzhou Gao, Tianpeng Li, Xuan Guo

Proceedings of the AAAI Conference on Artificial Intelligence 2026

PaperCode
CCF-A

End-to-End Semantic ID Generation for Generative Advertisement Recommendation

Jie Jiang*, Xinxun Zhang*, Enming Zhang*, Yuling Xiong*, Jun Zhang, Jingwen Wang, Huan Yu, Yuxiang Wang, Hao Wang, Xiao Yan, Jiawei Jiang

arXiv preprint arXiv:2602.10445 2026

Paper

DVGMAE: Self-Supervised Dynamic Variational Graph Masked Autoencoder

Mengzhou Gao, Xinxun Zhang#, Pengfei Jiao, Tianpeng Li, Zhidong Zhao

IEEE Transactions on Neural Networks and Learning Systems 2025

Paper
CCF-B

VGGM: Variational Graph Gaussian Mixture Model for Unsupervised Change Point Detection in Dynamic Networks

Xinxun Zhang, Pengfei Jiao, Mengzhou Gao, Tianpeng Li, Yiming Wu, Huaming Wu, Zhidong Zhao

IEEE Transactions on Information Forensics and Security 2024

PaperCode
CCF-A

Informative Subgraphs Aware Masked Auto-Encoder in Dynamic Graphs

Pengfei Jiao, Xinxun Zhang#, Mengzhou Gao, Tianpeng Li, Zhidong Zhao

2024 IEEE International Conference on Data Mining (ICDM) 2024

PaperCode
CCF-B

A Deep Contrastive Framework for Unsupervised Temporal Link Prediction in Dynamic Networks

Pengfei Jiao, Xinxun Zhang#, Zehao Liu, Long Zhang, Huaming Wu, Mengzhou Gao, Tianpeng Li, Jian Wu

Information Sciences 2024

Paper
CCF-B