English
Related papers

Related papers: Graph Agent Network: Empowering Nodes with Inferen…

200 papers

Recent years have witnessed the deployment of adversarial attacks to evaluate the robustness of Neural Networks. Past work in this field has relied on traditional optimization algorithms that ignore the inherent structure of the problem and…

Machine Learning · Computer Science 2021-06-01 Florian Jaeckle , M. Pawan Kumar

Graph neural networks (GNNs) face significant challenges with class imbalance, leading to biased inference results. To address this issue in heterogeneous graphs, we propose a novel framework that combines Graph Neural Network (GNN) and…

Machine Learning · Computer Science 2024-11-26 Hung-Chun Hsu , Bo-Jun Wu , Ming-Yi Hong , Che Lin , Chih-Yu Wang

Graph neural networks (GNNs) are widely used in many applications. However, their robustness against adversarial attacks is criticized. Prior studies show that using unnoticeable modifications on graph topology or nodal features can…

Machine Learning · Computer Science 2020-02-27 Xianfeng Tang , Yandong Li , Yiwei Sun , Huaxiu Yao , Prasenjit Mitra , Suhang Wang

Graph convolutional networks (GCNs) have been shown to be vulnerable to small adversarial perturbations, which becomes a severe threat and largely limits their applications in security-critical scenarios. To mitigate such a threat,…

Machine Learning · Computer Science 2023-08-15 Jintang Li , Jie Liao , Ruofan Wu , Liang Chen , Zibin Zheng , Jiawang Dan , Changhua Meng , Weiqiang Wang

Graph Neural Networks (GNNs) have achieved promising results in tasks such as node classification and graph classification. However, recent studies reveal that GNNs are vulnerable to backdoor attacks, posing a significant threat to their…

Machine Learning · Computer Science 2025-03-13 Zhiwei Zhang , Minhua Lin , Junjie Xu , Zongyu Wu , Enyan Dai , Suhang Wang

Graph neural networks (GNNs) have been widely used in many real applications, and recent studies have revealed their vulnerabilities against topology attacks. To address this issue, existing efforts have mainly been dedicated to improving…

Machine Learning · Computer Science 2022-04-27 Senrong Xu , Yuan Yao , Liangyue Li , Wei Yang , Feng Xu , Hanghang Tong

Machine learning has been successfully applied to complex network analysis in various areas, and graph neural networks (GNNs) based methods outperform others. Recently, adversarial attack on networks has attracted special attention since…

Social and Information Networks · Computer Science 2019-03-15 Jinyin Chen , Yangyang Wu , Xiang Lin , Qi Xuan

Graph Neural Networks (GNNs) have been widely applied to different tasks such as bioinformatics, drug design, and social networks. However, recent studies have shown that GNNs are vulnerable to adversarial attacks which aim to mislead the…

Machine Learning · Computer Science 2022-12-29 Xiaojun Xu , Yue Yu , Hanzhang Wang , Alok Lal , Carl A. Gunter , Bo Li

Graph Neural Networks (GNNs) show great promise for Network Intrusion Detection Systems (NIDS), particularly in IoT environments, but suffer performance degradation due to distribution drift and lack robustness against realistic adversarial…

Cryptography and Security · Computer Science 2025-06-27 Zhonghao Zhan , Huichi Zhou , Hamed Haddadi

As powerful tools for representation learning on graphs, graph neural networks (GNNs) have played an important role in applications including social networks, recommendation systems, and online web services. However, GNNs have been shown to…

Machine Learning · Computer Science 2023-08-31 Haoran Liu , Bokun Wang , Jianling Wang , Xiangjue Dong , Tianbao Yang , James Caverlee

Graph Neural Networks (GNNs) have been shown to possess strong representation abilities over graph data. However, GNNs are vulnerable to adversarial attacks, and even minor perturbations to the graph structure can significantly degrade…

Machine Learning · Computer Science 2023-09-20 Abdullah Alchihabi , Qing En , Yuhong Guo

Recent studies have shown that graph neural networks (GNNs) are vulnerable to adversarial attacks, posing significant challenges to their deployment in safety-critical scenarios. This vulnerability has spurred a growing focus on designing…

Machine Learning · Computer Science 2025-05-27 Tao Wu , Canyixing Cui , Xingping Xian , Shaojie Qiao , Chao Wang , Lin Yuan , Shui Yu

Graph Neural Networks (GNNs) have demonstrated commendable performance for graph-structured data. Yet, GNNs are often vulnerable to adversarial structural attacks as embedding generation relies on graph topology. Existing efforts are…

Machine Learning · Computer Science 2024-09-04 Xing Ai , Guanyu Zhu , Yulin Zhu , Yu Zheng , Gaolei Li , Jianhua Li , Kai Zhou

Graph Neural Networks (GNNs) have emerged as potent models for graph learning. Distributing the training process across multiple computing nodes is the most promising solution to address the challenges of ever-growing real-world graphs.…

Machine Learning · Computer Science 2024-05-13 Yuxiang Zhang , Xin Liu , Meng Wu , Wei Yan , Mingyu Yan , Xiaochun Ye , Dongrui Fan

Benefiting from the message passing mechanism, Graph Neural Networks (GNNs) have been successful on flourish tasks over graph data. However, recent studies have shown that attackers can catastrophically degrade the performance of GNNs by…

Machine Learning · Computer Science 2023-04-24 Kuan Li , Yang Liu , Xiang Ao , Jianfeng Chi , Jinghua Feng , Hao Yang , Qing He

Large Language Models (LLMs) are increasingly integrated with graph-structured data for tasks like node classification, a domain traditionally dominated by Graph Neural Networks (GNNs). While this integration leverages rich relational…

Cryptography and Security · Computer Science 2025-08-08 Iyiola E. Olatunji , Franziska Boenisch , Jing Xu , Adam Dziedzic

Graph neural networks (GNNs) have become instrumental in diverse real-world applications, offering powerful graph learning capabilities for tasks such as social networks and medical data analysis. Despite their successes, GNNs are…

Machine Learning · Computer Science 2024-06-13 Peizhi Niu , Chao Pan , Siheng Chen , Olgica Milenkovic

Existing studies have shown that Message-Passing Graph Neural Networks (MPNNs) are highly susceptible to adversarial attacks. In contrast, despite the increasing importance of Graph Transformers (GTs), their robustness properties are…

Machine Learning · Computer Science 2026-04-14 Philipp Foth , Lukas Gosch , Simon Geisler , Leo Schwinn , Stephan Günnemann

Graph neural networks (GNNs) achieve the state-of-the-art on graph-relevant tasks such as node and graph classification. However, recent works show GNNs are vulnerable to adversarial perturbations include the perturbation on edges, nodes,…

Cryptography and Security · Computer Science 2025-02-04 Jiate Li , Binghui Wang

The last few years have seen an increasing wave of attacks with serious economic and privacy damages, which evinces the need for accurate Network Intrusion Detection Systems (NIDS). Recent works propose the use of Machine Learning (ML)…

Cryptography and Security · Computer Science 2021-08-02 David Pujol-Perich , José Suárez-Varela , Albert Cabellos-Aparicio , Pere Barlet-Ros