GRAND: A Robust Diffusion Framework for Multi-Granularity Graph Anomaly Detection in Web Platforms.

@inproceedings{wang-2026-grand, author = {Maolin Wang and Beining Bao and Hongyu Chen and Zichun Liu and Lang Fu and Jun Chu and Langzhang Liang and Zenglin Xu}, editor = {Hakim Hacid and Yoelle Maarek and Francesco Bonchi and Ido Guy and Emine Yilmaz}, title = {{GRAND: A Robust Diffusion Framework for Multi-Granularity Graph Anomaly Detection in Web Platforms}}, booktitle = {{Proceedings of the ACM Web Conference 2026, WWW 2026, Dubai, United Arab Emirates, originally scheduled for April 13-17, 2026, rescheduled for June 29 - July 3, 2026}}, pages = {9572--9580}, publisher = {ACM}, year = {2026}, url = {https://doi.org/10.1145/3774904.3793012}, doi = {https://doi.org/10.1145/3774904.3793012} }