Discrete Diffusion-Based Model-Level Explanation of Heterogeneous GNNs with Node Features.

@inproceedings{das-2026-discrete, author = {Pallabee Das and Stefan Heindorf}, editor = {Hakim Hacid and Yoelle Maarek and Francesco Bonchi and Ido Guy and Emine Yilmaz}, title = {{Discrete Diffusion-Based Model-Level Explanation of Heterogeneous GNNs with Node Features}}, 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 = {1274--1285}, publisher = {ACM}, year = {2026}, url = {https://doi.org/10.1145/3774904.3792518}, doi = {https://doi.org/10.1145/3774904.3792518} }