2 papers
cs.LG2024
A Graph Neural Architecture Search Approach for Identifying Bots in Social Media
Georgios Tzoumanekas, Michail Chatzianastasis, Loukas Ilias +3
Social media platforms, including X, Facebook, and Instagram, host millions of daily users, giving rise to bots-automated programs disseminating misinformation and ideologies with…
cs.LG2024
What Do GNNs Actually Learn? Towards Understanding their Representations
Giannis Nikolentzos, Michail Chatzianastasis, Michalis Vazirgiannis
In recent years, graph neural networks (GNNs) have achieved great success in the field of graph representation learning. Although prior work has shed light on the expressiveness of…