Results 1 to 10 of about 184,942 (303)

Graph sampling [PDF]

open access: yesMetron, 2017
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Li-Chun Zhang, Martina Patone
exaly   +6 more sources

Evaluating graph neural networks under graph sampling scenarios [PDF]

open access: yesPeerJ Computer Science, 2022
Background It is often the case that only a portion of the underlying network structure is observed in real-world settings. However, as most network analysis methods are built on a complete network structure, the natural questions to ask are: (a) how ...
Qiang Wei, Guangmin Hu
doaj   +3 more sources

Graph Sampling Through Graph Decomposition and Reconstruction Based on Kronecker Graphs [PDF]

open access: yesJournal of Systemics, Cybernetics and Informatics, 2022
The connectedness of the social network gives rise to a new challenge of how to efficiently sample the network and keep the graph properties and topology properties as well.
Shen Lu, Les Piegl, Richard S. Segall
doaj   +2 more sources

Hyperspectral target detection based on graph sampling and aggregation network. [PDF]

open access: yesPLoS ONE
To comprehensively utilize the spectral information encapsulated within hyperspectral images and more effectively handle the intricate and irregular structures among pixels in complex hyperspectral data, a novel graph sampling aggregation network model ...
Tie Li, Hongfeng Jin, Zhiqiu Li
doaj   +2 more sources

Greedy Sampling of Graph Signals [PDF]

open access: yesIEEE Transactions on Signal Processing, 2018
14 pages, 14 figures.
Luiz F O Chamon, Alejandro Ribeiro
exaly   +3 more sources

Federated Knowledge Graph Query Based on Graph Structure Feature Sampling Data Summary [PDF]

open access: yesJisuanji gongcheng, 2023
The federated system processes SPARQL queries by constructing an effective query plan to guide query execution.The data summary index file captures the structure and semantic information of Resource Description Framework(RDF) datasets, essential for the ...
GAO Feng, LI Qiu, GU Jinguang
doaj   +1 more source

SAMPLING THEORY FOR GRAPH SIGNALS ON PRODUCT GRAPHS [PDF]

open access: yes2018 IEEE Global Conference on Signal and Information Processing (GlobalSIP), 2018
Accepted to GlobalSIP ...
Rohan Varma, Jelena Kovacevic
openaire   +2 more sources

Efficient Non-Sampling Graph Neural Networks

open access: yesInformation, 2023
A graph is a widely used and effective data structure in many applications; it describes the relationships among nodes or entities. Currently, most semi-supervised or unsupervised graph neural network models are trained based on a very basic operation ...
Jianchao Ji   +5 more
doaj   +1 more source

Multi-Channel Sampling on Graphs and Its Relationship to Graph Filter Banks

open access: yesIEEE Open Journal of Signal Processing, 2023
In this article, we consider multi-channel sampling (MCS) for graph signals. We generally encounter full-band graph signals beyond the bandlimited ones in many applications, such as piecewise constant/smooth graph signals and union of bandlimited graph ...
Junya Hara, Yuichi Tanaka
doaj   +1 more source

Large Graph Sampling Algorithm for Frequent Subgraph Mining

open access: yesIEEE Access, 2021
Large graph networks frequently appear in the latest applications. Their graph structures are very large, and the interaction among the vertices makes it difficult to split the structures into separate multiple structures, thus increasing the difficulty ...
Tianyu Zheng, Li Wang
doaj   +1 more source

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