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Heterogeneous graph neural networks (HGNNs) were proposed for representation learning on structural data with multiple types of nodes and edges. To deal with the performance degradation issue when HGNNs become deep, researchers combine…

Machine Learning · Computer Science 2023-11-27 Xinyu Fu , Irwin King

Graph neural network (GNN) has gained increasing popularity in recent years owing to its capability and flexibility in modeling complex graph structure data. Among all graph learning methods, hypergraph learning is a technique for exploring…

Machine Learning · Computer Science 2024-12-31 Tiehua Zhang , Yuze Liu , Zhishu Shen , Xingjun Ma , Peng Qi , Zhijun Ding , Jiong Jin

Heterogeneous graphs have attracted a lot of research interests recently due to the success for representing complex real-world systems. However, existing methods have two pain points in embedding them into low-dimensional spaces: the…

Machine Learning · Computer Science 2024-06-18 Qijie Bai , Changli Nie , Haiwei Zhang , Zhicheng Dou , Xiaojie Yuan

Recent years have witnessed the rapid development of heterogeneous graph neural networks (HGNNs) in information retrieval (IR) applications. Many existing HGNNs design a variety of tailor-made graph convolutions to capture structural and…

Machine Learning · Computer Science 2023-08-15 Chenguang Du , Kaichun Yao , Hengshu Zhu , Deqing Wang , Fuzhen Zhuang , Hui Xiong

Continual graph learning (CGL) is purposed to continuously update a graph model with graph data being fed in a streaming manner. Since the model easily forgets previously learned knowledge when training with new-coming data, the…

Machine Learning · Computer Science 2023-09-20 Yilun Liu , Ruihong Qiu , Zi Huang

Federated learning has attracted much research attention due to its privacy protection in distributed machine learning. However, existing work of federated learning mainly focuses on Convolutional Neural Network (CNN), which cannot…

Machine Learning · Computer Science 2021-11-03 Fahao Chen , Peng Li , Toshiaki Miyazaki , Celimuge Wu

Graph self-training (GST), which selects and assigns pseudo-labels to unlabeled nodes, is popular for tackling label sparsity in graphs. However, recent study on homophily graphs show that GST methods could introduce and amplify…

Social and Information Networks · Computer Science 2024-07-26 Fali Wang , Tianxiang Zhao , Junjie Xu , Suhang Wang

Large-scale graphs are ubiquitous in real-world scenarios and can be trained by Graph Neural Networks (GNNs) to generate representation for downstream tasks. Given the abundant information and complex topology of a large-scale graph, we…

Machine Learning · Computer Science 2022-09-05 Xin Liu , Xunbin Xiong , Mingyu Yan , Runzhen Xue , Shirui Pan , Xiaochun Ye , Dongrui Fan

Change detection (CD) in remote sensing images has been an ever-expanding area of research. To date, although many methods have been proposed using various techniques, accurately identifying changes is still a great challenge, especially in…

Computer Vision and Pattern Recognition · Computer Science 2021-02-17 Junzheng Wu , Biao Li , Yao Qin , Weiping Ni , Han Zhang , Yuli Sun

In recent times, a plethora of hardware accelerators have been put forth for graph learning applications such as vertex classification and graph classification. However, previous works have paid little attention to Knowledge Graph…

Hardware Architecture · Computer Science 2024-03-12 Hanning Chen , Yang Ni , Ali Zakeri , Zhuowen Zou , Sanggeon Yun , Fei Wen , Behnam Khaleghi , Narayan Srinivasa , Hugo Latapie , Mohsen Imani

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…

Machine Learning · Computer Science 2024-07-11 Yilun Liu , Ruihong Qiu , Yanran Tang , Hongzhi Yin , Zi Huang

This paper provides a new strategy for the Heterogeneous Change Detection (HCD) problem: solving HCD from the perspective of Graph Signal Processing (GSP). We construct a graph for each image to capture the structure information, and treat…

Computer Vision and Pattern Recognition · Computer Science 2022-08-09 Yuli Sun , Lin Lei , Dongdong Guan , Gangyao Kuang , Li Liu

Multi-view learning has progressed rapidly in recent years. Although many previous studies assume that each instance appears in all views, it is common in real-world applications for instances to be missing from some views, resulting in…

Machine Learning · Computer Science 2022-08-30 Pengfei Zhu , Xinjie Yao , Yu Wang , Meng Cao , Binyuan Hui , Shuai Zhao , Qinghua Hu

Convolutional Neural Networks (CNNs) have recently led to incredible breakthroughs on a variety of pattern recognition problems. Banks of finite impulse response filters are learned on a hierarchy of layers, each contributing more abstract…

Computer Vision and Pattern Recognition · Computer Science 2017-07-18 Felipe Petroski Such , Shagan Sah , Miguel Dominguez , Suhas Pillai , Chao Zhang , Andrew Michael , Nathan Cahill , Raymond Ptucha

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…

Machine Learning · Computer Science 2022-03-22 Cheng Wan , Youjie Li , Cameron R. Wolfe , Anastasios Kyrillidis , Nam Sung Kim , Yingyan Lin

Designing effective graph neural networks (GNNs) with message passing has two fundamental challenges, i.e., determining optimal message-passing pathways and designing local aggregators. Previous methods of designing optimal pathways are…

Machine Learning · Computer Science 2024-11-01 Junshu Sun , Shuhui Wang , Chenxue Yang , Qingming Huang

In this paper, we study the \textit{graph condensation} problem by compressing the large, complex graph into a concise, synthetic representation that preserves the most essential and discriminative information of structure and features. We…

Machine Learning · Computer Science 2023-11-28 Xinglin Li , Kun Wang , Hanhui Deng , Yuxuan Liang , Di Wu

Hyperdimensional Computing (HDC) developed by Kanerva is a computational model for machine learning inspired by neuroscience. HDC exploits characteristics of biological neural systems such as high-dimensionality, randomness and a…

Machine Learning · Computer Science 2022-05-17 Igor Nunes , Mike Heddes , Tony Givargis , Alexandru Nicolau , Alex Veidenbaum

The pre-training and fine-tuning methods have gained widespread attention in the field of heterogeneous graph neural networks due to their ability to leverage large amounts of unlabeled data during the pre-training phase, allowing the model…

Machine Learning · Computer Science 2025-07-11 Pengfei Jiao , Jialong Ni , Di Jin , Xuan Guo , Huan Liu , Hongjiang Chen , Yanxian Bi

Graph Convolutional Networks (GCNs) have emerged as the state-of-the-art deep learning model for representation learning on graphs. It is challenging to accelerate training of GCNs, due to (1) substantial and irregular data communication to…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-01-09 Hanqing Zeng , Viktor Prasanna