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Author:

Zhao, Jiayi (Zhao, Jiayi.) | Guo, Jipeng (Guo, Jipeng.) | Sun, Yanfeng (Sun, Yanfeng.) (Scholars:孙艳丰) | Gao, Junbin (Gao, Junbin.) | Wang, Shaofan (Wang, Shaofan.) | Yin, Baocai (Yin, Baocai.)

Indexed by:

EI Scopus SCIE

Abstract:

The graph convolutional network (GCN)-based clustering approaches have achieved the impressive performance due to strong ability of exploiting the topological structure. The adjacency graph seriously affects the clustering performance, especially for non-graph data. Existing approaches usually conduct two independent steps, i.e., constructing a fixed graph structure and then graph embedding representation learning by GCN. However, the constructed graph structure may be unreliable one due to noisy data, resulting in sub-optimal graph embedding representation. In this paper, we propose an adaptive graph convolutional clustering network (AGCCN) to alternatively learn the similarity graph structure and node embedding representation in a unified framework. Our AGCCN learns the weighted adjacency graph adaptively from the node representations by solving the optimization problem of graph learning, in which adaptive and optimal neighbors for each sample are assigned with probabilistic way according to local connectivity. Then, the attribute feature extracted by parallel Auto-Encoder (AE) module is fused into the input of adaptive graph convolution module layer-by-layer to learn the comprehensive node embedding representation and strengthen its representation ability. This also skillfully alleviates the over-smoothing problem of GCN. To further improve the discriminant ability of node representation, a dual self-supervised clustering mechanism is designed to guide model optimization with pseudo-labels information. Extensive experimental results on various real-world datasets consistently show the superiority and effectiveness of the proposed deep graph clustering method.(c) 2022 Elsevier Ltd. All rights reserved.

Keyword:

Adaptive graph structure learning Graph convolutional network Self-supervised learning Deep clustering

Author Community:

  • [ 1 ] [Zhao, Jiayi]Beijing Univ Technol, Beijing Artificial Intelligence Inst, Fac Informat Technol, Beijing Key Lab Multimedia & Intelligent Software, Beijing 100124, Peoples R China
  • [ 2 ] [Guo, Jipeng]Beijing Univ Technol, Beijing Artificial Intelligence Inst, Fac Informat Technol, Beijing Key Lab Multimedia & Intelligent Software, Beijing 100124, Peoples R China
  • [ 3 ] [Sun, Yanfeng]Beijing Univ Technol, Beijing Artificial Intelligence Inst, Fac Informat Technol, Beijing Key Lab Multimedia & Intelligent Software, Beijing 100124, Peoples R China
  • [ 4 ] [Wang, Shaofan]Beijing Univ Technol, Beijing Artificial Intelligence Inst, Fac Informat Technol, Beijing Key Lab Multimedia & Intelligent Software, Beijing 100124, Peoples R China
  • [ 5 ] [Yin, Baocai]Beijing Univ Technol, Beijing Artificial Intelligence Inst, Fac Informat Technol, Beijing Key Lab Multimedia & Intelligent Software, Beijing 100124, Peoples R China
  • [ 6 ] [Gao, Junbin]Univ Sydney, Business Sch, Discipline Business Analyt, Camperdown, NSW 2006, Australia

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Source :

NEURAL NETWORKS

ISSN: 0893-6080

Year: 2022

Volume: 156

Page: 271-284

7 . 8

JCR@2022

7 . 8 0 0

JCR@2022

ESI Discipline: COMPUTER SCIENCE;

ESI HC Threshold:46

JCR Journal Grade:1

CAS Journal Grade:2

Cited Count:

WoS CC Cited Count: 6

SCOPUS Cited Count: 8

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 7

Affiliated Colleges:

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