NFE-PCN: A Node Feature Enhanced Embedding Framework for Pattern Change in Dynamic Network

Dynamic networks are complex networks as their structures and node features change over time. However, they can better represent the real world, thus attracting the interest of researchers. Although realistic dynamic networks often exhibit changes in their patterns, the existing dynamic network mode...

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Main Authors: Tongxin Zhang, Qiang Wei, Luxi Lu
Format: Article
Language:English
Published: IEEE 2023-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/10138582/
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author Tongxin Zhang
Qiang Wei
Luxi Lu
author_facet Tongxin Zhang
Qiang Wei
Luxi Lu
author_sort Tongxin Zhang
collection DOAJ
description Dynamic networks are complex networks as their structures and node features change over time. However, they can better represent the real world, thus attracting the interest of researchers. Although realistic dynamic networks often exhibit changes in their patterns, the existing dynamic network models tend to classify all the snapshots as having the same pattern to learn during their embedding. These embedding models ignore a large amount of information about the patterns of dynamic networks. So, it is necessary to design a dedicated framework for learning the patterns of dynamic networks. Accordingly, this paper proposes a new framework, namely the NFE-PCN framework for effectively extracting information about the change in the patterns of networks. Specifically, the framework first determines the pattern in which the dynamic network snapshot is located, and then enhances the node information between networks by maintaining the same pattern. We conduct experiments with both real and artificial datasets for predicting links and classifying nodes. The obtained results show that the existing model under this framework decreases the computational effort in dynamic network embedding. The performance in the network embedding is improved by up to 29%, which is quite significant.
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spelling doaj.art-851a06e8081542ee80da03ff5c76543d2023-06-08T23:00:46ZengIEEEIEEE Access2169-35362023-01-0111545695457610.1109/ACCESS.2023.328133810138582NFE-PCN: A Node Feature Enhanced Embedding Framework for Pattern Change in Dynamic NetworkTongxin Zhang0https://orcid.org/0000-0002-1719-6412Qiang Wei1Luxi Lu2College of Information System Engineering, PLA Strategic Support Force Information Engineering University, Zhengzhou, ChinaNational Key Laboratory of Science and Technology on Blind Signal Processing, Chengdu, ChinaNational Key Laboratory of Science and Technology on Blind Signal Processing, Chengdu, ChinaDynamic networks are complex networks as their structures and node features change over time. However, they can better represent the real world, thus attracting the interest of researchers. Although realistic dynamic networks often exhibit changes in their patterns, the existing dynamic network models tend to classify all the snapshots as having the same pattern to learn during their embedding. These embedding models ignore a large amount of information about the patterns of dynamic networks. So, it is necessary to design a dedicated framework for learning the patterns of dynamic networks. Accordingly, this paper proposes a new framework, namely the NFE-PCN framework for effectively extracting information about the change in the patterns of networks. Specifically, the framework first determines the pattern in which the dynamic network snapshot is located, and then enhances the node information between networks by maintaining the same pattern. We conduct experiments with both real and artificial datasets for predicting links and classifying nodes. The obtained results show that the existing model under this framework decreases the computational effort in dynamic network embedding. The performance in the network embedding is improved by up to 29%, which is quite significant.https://ieeexplore.ieee.org/document/10138582/Dynamic networknode featuresnapshotlink predictiongraph neural network
spellingShingle Tongxin Zhang
Qiang Wei
Luxi Lu
NFE-PCN: A Node Feature Enhanced Embedding Framework for Pattern Change in Dynamic Network
IEEE Access
Dynamic network
node feature
snapshot
link prediction
graph neural network
title NFE-PCN: A Node Feature Enhanced Embedding Framework for Pattern Change in Dynamic Network
title_full NFE-PCN: A Node Feature Enhanced Embedding Framework for Pattern Change in Dynamic Network
title_fullStr NFE-PCN: A Node Feature Enhanced Embedding Framework for Pattern Change in Dynamic Network
title_full_unstemmed NFE-PCN: A Node Feature Enhanced Embedding Framework for Pattern Change in Dynamic Network
title_short NFE-PCN: A Node Feature Enhanced Embedding Framework for Pattern Change in Dynamic Network
title_sort nfe pcn a node feature enhanced embedding framework for pattern change in dynamic network
topic Dynamic network
node feature
snapshot
link prediction
graph neural network
url https://ieeexplore.ieee.org/document/10138582/
work_keys_str_mv AT tongxinzhang nfepcnanodefeatureenhancedembeddingframeworkforpatternchangeindynamicnetwork
AT qiangwei nfepcnanodefeatureenhancedembeddingframeworkforpatternchangeindynamicnetwork
AT luxilu nfepcnanodefeatureenhancedembeddingframeworkforpatternchangeindynamicnetwork