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Classifying nodes in a graph is a common problem. The ideal classifier must adapt to any imbalances in the class distribution. It must also use information in the clustering structure of real-world graphs. Existing Graph Neural Networks…

Graph neural networks (GNN) has been successfully applied to operate on the graph-structured data. Given a specific scenario, rich human expertise and tremendous laborious trials are usually required to identify a suitable GNN architecture.…

机器学习 · 计算机科学 2019-09-11 Kaixiong Zhou , Qingquan Song , Xiao Huang , Xia Hu

Existing graph-network-based few-shot learning methods obtain similarity between nodes through a convolution neural network (CNN). However, the CNN is designed for image data with spatial information rather than vector form node feature. In…

计算机视觉与模式识别 · 计算机科学 2021-01-28 Peixiao Zheng , Xin Guo , Lin Qi

Many recent works have studied the performance of Graph Neural Networks (GNNs) in the context of graph homophily - a label-dependent measure of connectivity. Traditional GNNs generate node embeddings by aggregating information from a node's…

机器学习 · 计算机科学 2021-06-08 Hesham Mostafa , Marcel Nassar , Somdeb Majumdar

Graph Neural Networks (GNNs) have proved to be an effective representation learning framework for graph-structured data, and have achieved state-of-the-art performance on many practical predictive tasks, such as node classification, link…

机器学习 · 计算机科学 2021-04-13 Yang Ye , Shihao Ji

Graph Neural Network (GNN) based recommender systems have been attracting more and more attention in recent years due to their excellent performance in accuracy. Representing user-item interactions as a bipartite graph, a GNN model…

信息检索 · 计算机科学 2022-11-29 Liangwei Yang , Shengjie Wang , Yunzhe Tao , Jiankai Sun , Xiaolong Liu , Philip S. Yu , Taiqing Wang

Link prediction is a fundamental task in dynamic graph learning (DGL), inherently shaped by the topology of the DG. Recent advancements in dynamic graph neural networks (DGNN), primarily by modeling the relationships among nodes via a…

机器学习 · 计算机科学 2025-04-29 Ling Wang , Minglian Han

Graph neural networks (GNNs) have been widely used in representation learning on graphs and achieved state-of-the-art performance in tasks such as node classification and link prediction. However, most existing GNNs are designed to learn…

机器学习 · 计算机科学 2020-02-06 Seongjun Yun , Minbyul Jeong , Raehyun Kim , Jaewoo Kang , Hyunwoo J. Kim

Recent advances in neural algorithmic reasoning with graph neural networks (GNNs) are propped up by the notion of algorithmic alignment. Broadly, a neural network will be better at learning to execute a reasoning task (in terms of sample…

机器学习 · 计算机科学 2022-10-12 Andrew Dudzik , Petar Veličković

Modeling long-range interactions, the propagation of information across distant parts of a graph, is a central challenge in graph machine learning. Graph wavelets, inspired by multi-resolution signal processing, provide a principled way to…

机器学习 · 计算机科学 2025-10-14 Filippo Guerranti , Fabrizio Forte , Simon Geisler , Stephan Günnemann

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

Graph neural networks (GNNs) are a class of powerful machine learning tools that model node relations for making predictions of nodes or links. GNN developers rely on quantitative metrics of the predictions to evaluate a GNN, but similar to…

机器学习 · 计算机科学 2025-07-08 Zipeng Liu , Yang Wang , Jürgen Bernard , Tamara Munzner

Graph neural networks (GNNs) have been widely used in graph-related contexts. It is known that the separation power of GNNs is equivalent to that of the Weisfeiler-Lehman (WL) test; hence, GNNs are imperfect at identifying all…

机器学习 · 计算机科学 2025-02-07 Ziang Chen , Qiao Zhang , Runzhong Wang

Few-shot Knowledge Graph (KG) completion is a focus of current research, where each task aims at querying unseen facts of a relation given its few-shot reference entity pairs. Recent attempts solve this problem by learning static…

计算与语言 · 计算机科学 2021-07-06 Jiawei Sheng , Shu Guo , Zhenyu Chen , Juwei Yue , Lihong Wang , Tingwen Liu , Hongbo Xu

Graph neural networks (GNNs) are popular to use for classifying structured data in the context of machine learning. But surprisingly, they are rarely applied to regression problems. In this work, we adopt GNN for a classic but challenging…

机器学习 · 计算机科学 2021-02-16 Wenzhong Yan , Di Jin , Zhidi Lin , Feng Yin

Graph Neural Networks (GNNs) have risen to prominence in learning representations for graph structured data. A single GNN layer typically consists of a feature transformation and a feature aggregation operation. The former normally uses…

机器学习 · 计算机科学 2021-10-19 Yao Ma , Xiaorui Liu , Tong Zhao , Yozen Liu , Jiliang Tang , Neil Shah

Graph Neural Networks (GNNs) are learning models aimed at processing graphs and signals on graphs. The most popular and successful GNNs are based on message passing schemes. Such schemes inherently have limited expressive power when it…

机器学习 · 计算机科学 2022-06-24 Jacob Bamberger

In the field of deep learning, Graph Neural Networks (GNNs) and Graph Transformer models, with their outstanding performance and flexible architectural designs, have become leading technologies for processing structured data, especially…

机器学习 · 计算机科学 2025-02-04 Jiawei E , Yinglong Zhang , Xuewen Xia , Xing Xu

We study dangling-aware entity alignment in knowledge graphs (KGs), which is an underexplored but important problem. As different KGs are naturally constructed by different sets of entities, a KG commonly contains some dangling entities…

计算与语言 · 计算机科学 2022-05-06 Juncheng Liu , Zequn Sun , Bryan Hooi , Yiwei Wang , Dayiheng Liu , Baosong Yang , Xiaokui Xiao , Muhao Chen

Networks are a powerful tool to model complex systems, and the definition of many Graph Neural Networks (GNN), Deep Learning algorithms that can handle networks, has opened a new way to approach many real-world problems that would be hardly…

机器学习 · 计算机科学 2021-09-28 Marco Grassia , Manlio De Domenico , Giuseppe Mangioni