Garnet: Reduced-rank topology learning for robust and scalable graph neural networks

C Deng, X Li, Z Feng, Z Zhang - Learning on Graphs …, 2022 - proceedings.mlr.press
Graph neural networks (GNNs) have been increasingly deployed in various applications that
involve learning on non-Euclidean data. However, recent studies show that GNNs are …

Speedup robust graph structure learning with low-rank information

H Xu, L Xiang, J Yu, A Cao, X Wang - Proceedings of the 30th ACM …, 2021 - dl.acm.org
Recent studies have shown that graph neural networks (GNNs) are vulnerable to
unnoticeable adversarial perturbations, which largely confines their deployment in many …

Graph structure learning for robust graph neural networks

W Jin, Y Ma, X Liu, X Tang, S Wang… - Proceedings of the 26th …, 2020 - dl.acm.org
Graph Neural Networks (GNNs) are powerful tools in representation learning for graphs.
However, recent studies show that GNNs are vulnerable to carefully-crafted perturbations …

Adversarial defense framework for graph neural network

S Wang, Z Chen, J Ni, X Yu, Z Li, H Chen… - arXiv preprint arXiv …, 2019 - arxiv.org
Graph neural network (GNN), as a powerful representation learning model on graph data,
attracts much attention across various disciplines. However, recent studies show that GNN is …

ERGCN: Data enhancement-based robust graph convolutional network against adversarial attacks

T Wu, N Yang, L Chen, X Xiao, X Xian, J Liu, S Qiao… - Information …, 2022 - Elsevier
With recent advancements, graph neural networks (GNNs) have shown considerable
potential for various graph-related tasks, and their applications have gained considerable …

Topology attack and defense for graph neural networks: An optimization perspective

K Xu, H Chen, S Liu, PY Chen, TW Weng… - arXiv preprint arXiv …, 2019 - arxiv.org
Graph neural networks (GNNs) which apply the deep neural networks to graph data have
achieved significant performance for the task of semi-supervised node classification …

A Simple and Yet Fairly Effective Defense for Graph Neural Networks

S Ennadir, Y Abbahaddou, JF Lutzeyer… - Proceedings of the …, 2024 - ojs.aaai.org
Graph Neural Networks (GNNs) have emerged as the dominant approach for machine
learning on graph-structured data. However, concerns have arisen regarding the …

Cap: Co-adversarial perturbation on weights and features for improving generalization of graph neural networks

H Xue, K Zhou, T Chen, K Guo, X Hu, Y Chang… - arXiv preprint arXiv …, 2021 - arxiv.org
Despite the recent advances of graph neural networks (GNNs) in modeling graph data, the
training of GNNs on large datasets is notoriously hard due to the overfitting. Adversarial …

Gnnguard: Defending graph neural networks against adversarial attacks

X Zhang, M Zitnik - Advances in neural information …, 2020 - proceedings.neurips.cc
Deep learning methods for graphs achieve remarkable performance on many tasks.
However, despite the proliferation of such methods and their success, recent findings …

Defensevgae: Defending against adversarial attacks on graph data via a variational graph autoencoder

A Zhang, J Ma - arXiv preprint arXiv:2006.08900, 2020 - arxiv.org
Graph neural networks (GNNs) achieve remarkable performance for tasks on graph data.
However, recent works show they are extremely vulnerable to adversarial structural …