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Leveraging network information for predictive modeling has become widespread in many domains. Within the realm of referral and targeted marketing, influencer detection stands out as an area that could greatly benefit from the incorporation…

社会与信息网络 · 计算机科学 2024-09-11 Elena Tiukhova , Emiliano Penaloza , María Óskarsdóttir , Bart Baesens , Monique Snoeck , Cristián Bravo

Graph Neural Networks (GNNs) have demonstrated a great potential in a variety of graph-based applications, such as recommender systems, drug discovery, and object recognition. Nevertheless, resource-efficient GNN learning is a rarely…

机器学习 · 计算机科学 2022-02-18 Zihui Xue , Yuedong Yang , Mengtian Yang , Radu Marculescu

Graph Neural Networks (GNNs) are powerful deep learning models to generate node embeddings on graphs. When applying deep GNNs on large graphs, it is still challenging to perform training in an efficient and scalable way. We propose a novel…

机器学习 · 计算机科学 2020-10-08 Hanqing Zeng , Hongkuan Zhou , Ajitesh Srivastava , Rajgopal Kannan , Viktor Prasanna

Timely accurate traffic forecast is crucial for urban traffic control and guidance. Due to the high nonlinearity and complexity of traffic flow, traditional methods cannot satisfy the requirements of mid-and-long term prediction tasks and…

机器学习 · 计算机科学 2018-07-13 Bing Yu , Haoteng Yin , Zhanxing Zhu

Traffic state prediction in a transportation network is paramount for effective traffic operations and management, as well as informed user and system-level decision-making. However, long-term traffic prediction (beyond 30 minutes into the…

机器学习 · 计算机科学 2022-11-08 Bin Lei , Shaoyi Huang , Caiwen Ding , Monika Filipovska

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…

机器学习 · 计算机科学 2023-02-10 Evan Caville , Wai Weng Lo , Siamak Layeghy , Marius Portmann

Due to the recurrent structure of RNN, the long information propagation path poses limitations in capturing long-term dependencies, gradient explosion/vanishing issues, and inefficient sequential execution. Based on this, we propose a novel…

机器学习 · 计算机科学 2024-09-27 Yuxin Jia , Youfang Lin , Jing Yu , Shuo Wang , Tianhao Liu , Huaiyu Wan

Graph Neural Networks (GNN) are indispensable in learning from graph-structured data, yet their rising computational costs, especially on massively connected graphs, pose significant challenges in terms of execution performance. To tackle…

分布式、并行与集群计算 · 计算机科学 2024-11-05 Aishwarya Sarkar , Sayan Ghosh , Nathan R. Tallent , Ali Jannesari

Graph neural networks (GNNs) have been regarded as the basic model to facilitate deep learning (DL) to revolutionize resource allocation in wireless networks. GNN-based models are shown to be able to learn the structural information about…

信号处理 · 电气工程与系统科学 2024-09-06 Yang Lu , Yuhang Li , Ruichen Zhang , Wei Chen , Bo Ai , Dusit Niyato

Pre-training on graph neural networks (GNNs) aims to learn transferable knowledge for downstream tasks with unlabeled data, and it has recently become an active research area. The success of graph pre-training models is often attributed to…

机器学习 · 计算机科学 2023-11-22 Jiarong Xu , Renhong Huang , Xin Jiang , Yuxuan Cao , Carl Yang , Chunping Wang , Yang Yang

This work proposes a Physics-informed Neural Network framework with Graph Embedding (GPINN) to perform PINN in graph, i.e. topological space instead of traditional Euclidean space, for improved problem-solving efficiency. The method…

机器学习 · 计算机科学 2023-06-19 Yuyang Miao , Haolin Li

Intelligent Transportation System (ITS) is crucial for improving traffic congestion, reducing accidents, optimizing urban planning, and more. However, the complexity of traffic networks has rendered traditional machine learning and…

机器学习 · 计算机科学 2024-09-20 Hourun Li , Yusheng Zhao , Zhengyang Mao , Yifang Qin , Zhiping Xiao , Jiaqi Feng , Yiyang Gu , Wei Ju , Xiao Luo , Ming Zhang

Detecting fraudulent transactions is an essential component to control risk in e-commerce marketplaces. Apart from rule-based and machine learning filters that are already deployed in production, we want to enable efficient real-time…

机器学习 · 计算机科学 2022-08-25 Mingxuan Lu , Zhichao Han , Susie Xi Rao , Zitao Zhang , Yang Zhao , Yinan Shan , Ramesh Raghunathan , Ce Zhang , Jiawei Jiang

Traffic classification associates packet streams with known application labels, which is vital for network security and network management. With the rise of NAT, port dynamics, and encrypted traffic, it is increasingly challenging to obtain…

机器学习 · 计算机科学 2021-10-20 Bo Pang , Yongquan Fu , Siyuan Ren , Ye Wang , Qing Liao , Yan Jia

Pre-propagation graph neural networks (PPGNNs) decouple node feature propagation from transformation: graph diffusion is performed once as preprocessing, and training reduces to dense per-node transformations. This design enables mini-batch…

机器学习 · 计算机科学 2026-05-26 Zichao Yue , Zhiru Zhang

In this work, we propose the first backdoor attack to graph neural networks (GNN). Specifically, we propose a \emph{subgraph based backdoor attack} to GNN for graph classification. In our backdoor attack, a GNN classifier predicts an…

密码学与安全 · 计算机科学 2021-12-20 Zaixi Zhang , Jinyuan Jia , Binghui Wang , Neil Zhenqiang Gong

Session-based recommendations which predict the next action by understanding a user's interaction behavior with items within a relatively short ongoing session have recently gained increasing popularity. Previous research has focused on…

信息检索 · 计算机科学 2023-10-23 Eunkyu Oh , Taehun Kim

We explore the use of graph neural networks (GNNs) to model spatial processes in which there is no a priori graphical structure. Similar to finite element analysis, we assign nodes of a GNN to spatial locations and use a computational…

Recent studies have shown that Binary Graph Neural Networks (GNNs) are promising for saving computations of GNNs through binarized tensors. Prior work, however, mainly focused on algorithm designs or training techniques, leaving it open to…

分布式、并行与集群计算 · 计算机科学 2023-06-06 Jou-An Chen , Hsin-Hsuan Sung , Xipeng Shen , Sutanay Choudhury , Ang Li

Graph neural network (GNN) is a popular tool to learn the lower-dimensional representation of a graph. It facilitates the applicability of machine learning tasks on graphs by incorporating domain-specific features. There are various options…

机器学习 · 计算机科学 2020-08-21 Md. Khaledur Rahman
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