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Network analysis is currently used in a myriad of contexts: from identifying potential drug targets to predicting the spread of epidemics and designing vaccination strategies, and from finding friends to uncovering criminal activity.…

数据分析、统计与概率 · 物理学 2010-04-28 R. Guimera , M. Sales-Pardo

Graph convolutional neural networks (GCNNs) have been attracting increasing research attention due to its great potential in inference over graph structures. However, insufficient effort has been devoted to the aggregation methods between…

机器学习 · 计算机科学 2019-05-15 Penghui Sun , Jingwei Qu , Xiaoqing Lyu , Haibin Ling , Zhi Tang

In general, Graph Neural Networks(GNN) have been using a message passing method to aggregate and summarize information about neighbors to express their information. Nonetheless, previous studies have shown that the performance of graph…

机器学习 · 计算机科学 2021-12-21 M. Park

Graph Convolutional Neural Networks (GCNNs) are generalizations of CNNs to graph-structured data, in which convolution is guided by the graph topology. In many cases where graphs are unavailable, existing methods manually construct graphs…

机器学习 · 计算机科学 2019-09-17 Xiang Gao , Wei Hu , Zongming Guo

Relational databases are the de facto standard for storing and querying structured data, and extracting insights from structured data requires advanced analytics. Deep neural networks (DNNs) have achieved super-human prediction performance…

机器学习 · 计算机科学 2021-07-06 Shaofeng Cai , Kaiping Zheng , Gang Chen , H. V. Jagadish , Beng Chin Ooi , Meihui Zhang

Graph Neural Networks (GNNs) have exhibited remarkable efficacy in learning from multi-view graph data. In the framework of multi-view graph neural networks, a critical challenge lies in effectively combining diverse views, where each view…

机器学习 · 计算机科学 2026-05-18 Junyu Chen , Long Shi , Badong Chen

Heterogeneous network data with rich nodal information become increasingly prevalent across multidisciplinary research, yet accurately modeling complex nodal heterogeneity and simultaneously selecting influential nodal attributes remains an…

统计方法学 · 统计学 2026-04-14 Zhaoyu Xing , Xiufan Yu

Graph Neural Networks (GNNs) have shown success in learning from graph structured data containing node/edge feature information, with application to social networks, recommendation, fraud detection and knowledge graph reasoning. In this…

机器学习 · 计算机科学 2021-11-24 Xiang Song , Runjie Ma , Jiahang Li , Muhan Zhang , David Paul Wipf

Social network data is often prohibitively expensive to collect, limiting empirical network research. Typical economic network mapping requires (1) enumerating a census, (2) eliciting the names of all network links for each individual, (3)…

统计方法学 · 统计学 2018-08-03 Emily Breza , Arun G. Chandrasekhar , Tyler H. McCormick , Mengjie Pan

Graph neural networks (GNNs) have attracted significant attention for their outstanding performance in graph learning and node classification tasks. However, their vulnerability to adversarial attacks, particularly through susceptible…

机器学习 · 计算机科学 2024-11-19 Sepideh Neshatfar , Salimeh Yasaei Sekeh

Unsupervised/self-supervised graph neural networks (GNN) are vulnerable to inherent randomness in the input graph data which greatly affects the performance of the model in downstream tasks. In this paper, we alleviate the interference of…

机器学习 · 计算机科学 2023-08-14 Yifei Wang , Yupan Wang , Zeyu Zhang , Song Yang , Kaiqi Zhao , Jiamou Liu

A wide range of models have been proposed for Graph Generative Models, necessitating effective methods to evaluate their quality. So far, most techniques use either traditional metrics based on subgraph counting, or the representations of…

机器学习 · 统计学 2022-06-14 Hamed Shirzad , Kaveh Hassani , Danica J. Sutherland

Complex networks in natural, social, and technological systems generically exhibit an abundance of rich information. Extracting meaningful structural features from data is one of the most challenging tasks in network theory. Many methods…

物理与社会 · 物理学 2012-06-04 Daniel Grady , Christian Thiemann , Dirk Brockmann

Graph neural networks (GNNs) have shown promising performance for knowledge graph reasoning. A recent variant of GNN called progressive relational graph neural network (PRGNN), utilizes relational rules to infer missing knowledge in…

计算与语言 · 计算机科学 2023-10-23 Shuhan Wu , Huaiyu Wan , Wei Chen , Yuting Wu , Junfeng Shen , Youfang Lin

The problem of predicting node properties (e.g., node classes) in graphs has received significant attention due to its broad range of applications. Graphs from real-world datasets often evolve over time, with newly emerging edges and…

机器学习 · 计算机科学 2025-04-02 Jongha Lee , Taehyung Kwon , Heechan Moon , Kijung Shin

Graph neural networks (GNNs) are important tools for transductive learning tasks, such as node classification in graphs, due to their expressive power in capturing complex interdependency between nodes. To enable graph neural network…

机器学习 · 计算机科学 2022-05-17 Man Wu , Shirui Pan , Lan Du , Xingquan Zhu

We consider 15 properties of labeled random graphs that are of interest in the graph-theoretical and the graph mining literature, such as clustering coefficients, centrality measures, spectral radius, degree assortativity, treedepth,…

社会与信息网络 · 计算机科学 2022-06-24 Hang Chen , Vahan Huroyan , Stephen Kobourov , Myroslav Kryven

So far, many network-structure-based link prediction methods have been proposed. However, these methods only highlight one or two structural features of networks, and then use the methods to predict missing links in different networks. The…

物理与社会 · 物理学 2017-09-01 Chuang Ma , Zhong-Kui Bao , Hai-Feng Zhang

Federated Graph Learning (FGL) has demonstrated the advantage of training a global Graph Neural Network (GNN) model across distributed clients using their local graph data. Unlike Euclidean data (\eg, images), graph data is composed of…

机器学习 · 计算机科学 2024-12-30 Xianjun Gao , Jianchun Liu , Hongli Xu , Shilong Wang , Liusheng Huang

Various graph neural networks (GNNs) have been proposed to solve node classification tasks in machine learning for graph data. GNNs use the structural information of graph data by aggregating the features of neighboring nodes. However, they…

机器学习 · 计算机科学 2022-12-29 Yuga Oishi , Ken kaneiwa