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The rapid progress in image classification has been largely driven by the adoption of Graph Convolutional Networks (GCNs), which offer a robust framework for handling complex data structures. This study introduces a novel approach that…

计算机视觉与模式识别 · 计算机科学 2025-08-22 Mustafa Mohammadi Gharasuie , Luis Rueda

Heterogeneous graphs have multiple node and edge types and are semantically richer than homogeneous graphs. To learn such complex semantics, many graph neural network approaches for heterogeneous graphs use metapaths to capture multi-hop…

机器学习 · 计算机科学 2022-07-26 See Hian Lee , Feng Ji , Wee Peng Tay

In this paper, we present CrimeGAT, a novel application of Graph Attention Networks (GATs) for predictive policing in criminal networks. Criminal networks pose unique challenges for predictive analytics due to their complex structure,…

社会与信息网络 · 计算机科学 2023-12-01 Chen Yang

This paper presents a contextualized graph attention network that combines edge features and multiple sub-graphs for improving relation extraction. A novel method is proposed to use multiple sub-graphs to learn rich node representations in…

计算与语言 · 计算机科学 2020-04-23 Angrosh Mandya , Danushka Bollegala , Frans Coenen

For automotive applications, the Graph Attention Network (GAT) is a prominently used architecture to include relational information of a traffic scenario during feature embedding. As shown in this work, however, one of the most popular GAT…

机器学习 · 计算机科学 2023-05-26 Marion Neumeier , Andreas Tollkühn , Sebastian Dorn , Michael Botsch , Wolfgang Utschick

Numerous important problems can be framed as learning from graph data. We propose a framework for learning convolutional neural networks for arbitrary graphs. These graphs may be undirected, directed, and with both discrete and continuous…

机器学习 · 计算机科学 2016-06-09 Mathias Niepert , Mohamed Ahmed , Konstantin Kutzkov

Recent progress in pretrained Transformer-based language models has shown great success in learning contextual representation of text. However, due to the quadratic self-attention complexity, most of the pretrained Transformers models can…

计算与语言 · 计算机科学 2021-10-22 Peng Xu , Xinchi Chen , Xiaofei Ma , Zhiheng Huang , Bing Xiang

Graph Neural Networks (GNNs) have been successfully used in many problems involving graph-structured data, achieving state-of-the-art performance. GNNs typically employ a message-passing scheme, in which every node aggregates information…

机器学习 · 计算机科学 2022-11-22 Michail Chatzianastasis , Johannes F. Lutzeyer , George Dasoulas , Michalis Vazirgiannis

This paper presents a novel keypoints-based attention mechanism for visual recognition in still images. Deep Convolutional Neural Networks (CNNs) for recognizing images with distinctive classes have shown great success, but their…

计算机视觉与模式识别 · 计算机科学 2021-10-26 Asish Bera , Zachary Wharton , Yonghuai Liu , Nik Bessis , Ardhendu Behera

This paper proposes a novel method for online Multi-Object Tracking (MOT) using Graph Convolutional Neural Network (GCNN) based feature extraction and end-to-end feature matching for object association. The Graph based approach incorporates…

计算机视觉与模式识别 · 计算机科学 2021-04-19 Ioannis Papakis , Abhijit Sarkar , Anuj Karpatne

When handling streaming graphs, existing graph representation learning models encounter a catastrophic forgetting problem, where previously learned knowledge of these models is easily overwritten when learning with newly incoming graphs. In…

机器学习 · 计算机科学 2024-07-11 Yilun Liu , Ruihong Qiu , Yanran Tang , Hongzhi Yin , Zi Huang

Graph Attention Networks (GATs) have been intensively studied and widely used in graph data learning tasks. Existing GATs generally adopt the self-attention mechanism to conduct graph edge attention learning, requiring expensive…

神经与进化计算 · 计算机科学 2022-09-28 Beibei Wang , Bo Jiang

Graph Neural Networks (GNNs) have recently become increasingly popular due to their ability to learn complex systems of relations or interactions arising in a broad spectrum of problems ranging from biology and particle physics to social…

机器学习 · 计算机科学 2020-10-12 Emanuele Rossi , Ben Chamberlain , Fabrizio Frasca , Davide Eynard , Federico Monti , Michael Bronstein

Graph clustering is essential in graph analysis for revealing structural patterns and node communities. Despite recent advances in self-supervised contrastive learning that have improved clustering via structural and attribute signals,…

机器学习 · 计算机科学 2026-05-28 Lei Zhang , Fubo Sun , Haipeng Yang , Zhong Guan , Likang Wu

Recently, continual graph learning has been increasingly adopted for diverse graph-structured data processing tasks in non-stationary environments. Despite its promising learning capability, current studies on continual graph learning…

机器学习 · 计算机科学 2024-02-12 Zonggui Tian , Du Zhang , Hong-Ning Dai

Graph Attention Networks (GATs) are one of the most popular GNN architectures and are considered as the state-of-the-art architecture for representation learning with graphs. In GAT, every node attends to its neighbors given its own…

机器学习 · 计算机科学 2022-02-01 Shaked Brody , Uri Alon , Eran Yahav

Vision Transformers (ViTs) have redefined image classification by leveraging self-attention to capture complex patterns and long-range dependencies between image patches. However, a key challenge for ViTs is efficiently incorporating…

计算机视觉与模式识别 · 计算机科学 2025-01-09 Shravan Venkatraman , Jaskaran Singh Walia , Joe Dhanith P R

Graph Convolutional Neural Networks (Graph CNNs) are generalizations of classical CNNs to handle graph data such as molecular data, point could and social networks. Current filters in graph CNNs are built for fixed and shared graph…

机器学习 · 计算机科学 2018-01-11 Ruoyu Li , Sheng Wang , Feiyun Zhu , Junzhou Huang

This paper introduces a generalization of Convolutional Neural Networks (CNNs) to graphs with irregular linkage structures, especially heterogeneous graphs with typed nodes and schemas. We propose a novel spatial convolution operation to…

机器学习 · 计算机科学 2019-07-23 Aravind Sankar , Xinyang Zhang , Kevin Chen-Chuan Chang

Graph classification is a problem with practical applications in many different domains. Most of the existing methods take the entire graph into account when calculating graph features. In a graphlet-based approach, for instance, the entire…

机器学习 · 计算机科学 2017-09-20 John Boaz Lee , Ryan Rossi , Xiangnan Kong