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Machine Learning (ML) algorithms have become increasingly popular for supporting Network Intrusion Detection Systems (NIDS). Nevertheless, extensive research has shown their vulnerability to adversarial attacks, which involve subtle…

Cryptography and Security · Computer Science 2024-04-24 Andrea Venturi , Dario Stabili , Mirco Marchetti

Graph Neural Networks (GNNs) have achieved unprecedented success in identifying categorical labels of graphs. However, most existing graph classification problems with GNNs follow the protocol of balanced data splitting, which misaligns…

Machine Learning · Computer Science 2022-09-29 Yu Wang , Yuying Zhao , Neil Shah , Tyler Derr

Graph neural networks (GNNs) have pushed the state-of-the-art (SOTA) for performance in learning and predicting on large-scale data present in social networks, biology, etc. Since integrated circuits (ICs) can naturally be represented as…

Machine Learning · Computer Science 2022-11-30 Lilas Alrahis , Johann Knechtel , Ozgur Sinanoglu

Graph neural networks (GNNs) have attracted considerable attention due to their diverse applications. However, the scarcity and quality limitations of graph data present challenges to their training process in practical settings. To…

Machine Learning · Computer Science 2024-11-07 Hanyang Yuan , Jiarong Xu , Renhong Huang , Mingli Song , Chunping Wang , Yang Yang

Graph Neural Networks (GNNs) extend the success of neural networks to graph-structured data by accounting for their intrinsic geometry. While extensive research has been done on developing GNN models with superior performance according to a…

This paper investigates Graph Neural Networks (GNNs) application for self-supervised network intrusion and anomaly detection. GNNs are a deep learning approach for graph-based data that incorporate graph structures into learning to…

Machine Learning · Computer Science 2023-02-10 Evan Caville , Wai Weng Lo , Siamak Layeghy , Marius Portmann

A cursory reading of the literature suggests that we have made a lot of progress in designing effective adversarial defenses for Graph Neural Networks (GNNs). Yet, the standard methodology has a serious flaw - virtually all of the defenses…

Machine Learning · Computer Science 2023-02-01 Felix Mujkanovic , Simon Geisler , Stephan Günnemann , Aleksandar Bojchevski

Graph Neural Networks (GNNs) have emerged as the dominant approach for machine learning on graph-structured data. However, concerns have arisen regarding the vulnerability of GNNs to small adversarial perturbations. Existing defense methods…

Machine Learning · Computer Science 2024-02-22 Sofiane Ennadir , Yassine Abbahaddou , Johannes F. Lutzeyer , Michalis Vazirgiannis , Henrik Boström

Many applications of machine learning require a model to make accurate pre-dictions on test examples that are distributionally different from training ones, while task-specific labels are scarce during training. An effective approach to…

Machine Learning · Computer Science 2020-02-20 Weihua Hu , Bowen Liu , Joseph Gomes , Marinka Zitnik , Percy Liang , Vijay Pande , Jure Leskovec

Previous security research efforts orbiting around graphs have been exclusively focusing on either (de-)anonymizing the graphs or understanding the security and privacy issues of graph neural networks. Little attention has been paid to…

Machine Learning · Computer Science 2022-05-02 Yun Shen , Yufei Han , Zhikun Zhang , Min Chen , Ting Yu , Michael Backes , Yang Zhang , Gianluca Stringhini

Graph neural networks (GNNs) have brought superb performance to various applications utilizing graph structural data, such as social analysis and fraud detection. The graph links, e.g., social relationships and transaction history, are…

Machine Learning · Computer Science 2023-08-04 Ruyi Ding , Shijin Duan , Xiaolin Xu , Yunsi Fei

Over the past few years, graph neural networks (GNN) and label propagation-based methods have made significant progress in addressing node classification tasks on graphs. However, in addition to their reliance on elaborate architectures and…

Machine Learning · Computer Science 2021-10-18 Yangkun Wang , Jiarui Jin , Weinan Zhang , Yong Yu , Zheng Zhang , David Wipf

This paper presents a novel approach to solving the indirect influence problem in networked systems, in which cooperative nodes must regulate a target node with uncertain dynamics to follow a desired trajectory. We leverage the…

Systems and Control · Electrical Eng. & Systems 2025-07-22 Max L. Gardenswartz , Brandon C. Fallin , Cristian F. Nino , Warren E. Dixon

Graph Neural Networks (GNNs) have excelled in predicting graph properties in various applications ranging from identifying trends in social networks to drug discovery and malware detection. With the abundance of new architectures and…

Machine Learning · Computer Science 2024-06-06 Roya Aliakbarisani , Robert Jankowski , M. Ángeles Serrano , Marián Boguñá

Graph Neural Networks (GNNs) have garnered significant attention from researchers due to their outstanding performance in handling graph-related tasks, such as social network analysis, protein design, and so on. Despite their widespread…

Cryptography and Security · Computer Science 2025-01-03 Xiao Lin , Mingjie Li , Yisen Wang

Graph Neural Networks (GNNs) are recognized as potent tools for processing real-world data organized in graph structures. Especially inductive GNNs, which allow for the processing of graph-structured data without relying on predefined graph…

Machine Learning · Computer Science 2024-11-21 Marcin Podhajski , Jan Dubiński , Franziska Boenisch , Adam Dziedzic , Agnieszka Pregowska , Tomasz P. Michalak

Recent studies have shown that Hypergraph Neural Networks (HGNNs) are vulnerable to adversarial attacks. Existing approaches focus on hypergraph modification attacks guided by gradients, overlooking node spanning in the hypergraph and the…

Machine Learning · Computer Science 2024-12-25 Meixia He , Peican Zhu , Keke Tang , Yangming Guo

Graph-based classification methods are widely used for security and privacy analytics. Roughly speaking, graph-based classification methods include collective classification and graph neural network. Evading a graph-based classification…

Cryptography and Security · Computer Science 2019-08-14 Binghui Wang , Neil Zhenqiang Gong

Graph Neural Networks (GNNs) have shown great ability in modeling graph-structured data for various domains. However, GNNs are known as black-box models that lack interpretability. Without understanding their inner working, we cannot fully…

Machine Learning · Computer Science 2022-10-06 Enyan Dai , Suhang Wang

Real data collected from different applications that have additional topological structures and connection information are amenable to be represented as a weighted graph. Considering the node labeling problem, Graph Neural Networks (GNNs)…

Social and Information Networks · Computer Science 2020-02-06 Xiaoxiao Li , Joao Saude