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Graph Convolutional Networks (GCNs) is the state-of-the-art method for learning graph-structured data, and training large-scale GCNs requires distributed training across multiple accelerators such that each accelerator is able to hold a…

机器学习 · 计算机科学 2022-03-22 Cheng Wan , Youjie Li , Cameron R. Wolfe , Anastasios Kyrillidis , Nam Sung Kim , Yingyan Lin

Interpreting graph neural networks (GNNs) is difficult because message passing mixes signals and internal channels rarely align with human concepts. We study superposition, the sharing of directions by multiple features, directly in the…

机器学习 · 计算机科学 2026-01-19 Lukas Pertl , Han Xuanyuan , Pietro Liò

Over-smoothing is a severe problem which limits the depth of Graph Convolutional Networks. This article gives a comprehensive analysis of the mechanism behind Graph Convolutional Networks and the over-smoothing effect. The article proposes…

机器学习 · 计算机科学 2022-02-02 Fang Sun

The graph structure is a commonly used data storage mode, and it turns out that the low-dimensional embedded representation of nodes in the graph is extremely useful in various typical tasks, such as node classification, link prediction ,…

社会与信息网络 · 计算机科学 2020-08-03 Xing Li , Wei Wei , Xiangnan Feng , Xue Liu , Zhiming Zheng

We analyze graph smoothing with \emph{mean aggregation}, where each node successively receives the average of the features of its neighbors. Indeed, it has quickly been observed that Graph Neural Networks (GNNs), which generally follow some…

机器学习 · 统计学 2022-10-11 Nicolas Keriven

We present a multi-filtering Graph Convolution Neural Network (GCN) framework for network embedding task. It uses multiple local GCN filters to do feature extraction in every propagation layer. We show this approach could capture different…

机器学习 · 计算机科学 2020-04-06 Tingyi Wanyan , Chenwei Zhang , Ariful Azad , Xiaomin Liang , Daifeng Li , Ying Ding

Graph Nerual Networks (GNNs) are effective models in graph embedding. It extracts shallow features and neighborhood information by aggregating neighbor information to learn the embedding representation of different nodes. However, the local…

社会与信息网络 · 计算机科学 2023-12-14 Kejia Zhang

Graph convolutional networks (GCNs) have emerged as powerful models for graph learning tasks, exhibiting promising performance in various domains. While their empirical success is evident, there is a growing need to understand their…

机器学习 · 计算机科学 2025-09-30 Guangrui Yang , Ming Li , Han Feng , Xiaosheng Zhuang

Owing to the remarkable capability of extracting effective graph embeddings, graph convolutional network (GCN) and its variants have been successfully applied to a broad range of tasks, such as node classification, link prediction, and…

机器学习 · 计算机科学 2021-07-13 Ronghang Zhu , Zhiqiang Tao , Yaliang Li , Sheng Li

Graph Convolutional Networks (GCNs) have been shown to be a powerful concept that has been successfully applied to a large variety of tasks across many domains over the past years. In this work we study the theory that paved the way to the…

机器学习 · 计算机科学 2022-07-13 Matteo Bunino

Graph Convolutional Networks (GCNs) and subsequent variants have been proposed to solve tasks on graphs, especially node classification tasks. In the literature, however, most tricks or techniques are either briefly mentioned as…

机器学习 · 计算机科学 2022-02-09 Huixuan Chi , Yuying Wang , Qinfen Hao , Hong Xia

Deep Graph Neural Networks struggle with oversmoothing. This paper introduces a novel, physics-inspired GNN model designed to mitigate this issue. Our approach integrates with existing GNN architectures, introducing an entropy-aware message…

机器学习 · 计算机科学 2024-03-08 Philipp Nazari , Oliver Lemke , Davide Guidobene , Artiom Gesp

Graph Convolutional Networks (GCNs) have gained great popularity in tackling various analytics tasks on graph and network data. However, some recent studies raise concerns about whether GCNs can optimally integrate node features and…

机器学习 · 计算机科学 2020-07-14 Xiao Wang , Meiqi Zhu , Deyu Bo , Peng Cui , Chuan Shi , Jian Pei

Graph convolutional neural networks (GCNs) generalize tradition convolutional neural networks (CNNs) from low-dimensional regular graphs (e.g., image) to high dimensional irregular graphs (e.g., text documents on word embeddings). Due to…

机器学习 · 计算机科学 2021-03-30 Mehrnaz Najafi , Philip S. Yu

Implicit Graph Neural Networks (GNNs) have achieved significant success in addressing graph learning problems recently. However, poorly designed implicit GNN layers may have limited adaptability to learn graph metrics, experience…

机器学习 · 计算机科学 2024-02-16 Guoji Fu , Mohammed Haroon Dupty , Yanfei Dong , Lee Wee Sun

Numerous recent research on graph neural networks (GNNs) has focused on formulating GNN architectures as an optimization problem with the smoothness assumption. However, in node classification tasks, the smoothing effect induced by GNNs…

机器学习 · 计算机科学 2023-09-14 Jiayu Zhai , Lequan Lin , Dai Shi , Junbin Gao

The first provably efficient algorithm for learning graph neural networks (GNNs) with one hidden layer for node information convolution is provided in this paper. Two types of GNNs are investigated, depending on whether labels are attached…

机器学习 · 计算机科学 2020-12-08 Qunwei Li , Shaofeng Zou , Wenliang Zhong

The decoupled Graph Convolutional Network (GCN), a recent development of GCN that decouples the neighborhood aggregation and feature transformation in each convolutional layer, has shown promising performance for graph representation…

机器学习 · 计算机科学 2022-11-16 Jinsong Chen , Boyu Li , Kun He

Graph convolution networks have recently garnered a lot of attention for representation learning on non-Euclidean feature spaces. Recent research has focused on stacking multiple layers like in convolutional neural networks for the…

机器学习 · 计算机科学 2021-05-05 Rangan Das , Bikram Boote , Saumik Bhattacharya , Ujjwal Maulik

Graph Convolutional Networks (GCN) are Graph Neural Networks where the convolutions are applied over a graph. In contrast to Convolutional Neural Networks, GCN's are designed to perform inference on graphs, where the number of nodes can…

机器学习 · 计算机科学 2024-06-12 Adrian Moldovan , Angel Caţaron , Răzvan Andonie