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IEICE TRANSACTIONS on Information

How Centrality of Driver Nodes Affects Controllability of Complex Networks

Guang-Hua SONG, Xin-Feng LI, Zhe-Ming LU

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Summary :

Recently, the controllability of complex networks has become a hot topic in the field of network science, where the driver nodes play a key and central role. Therefore, studying their structural characteristics is of great significance to understand the underlying mechanism of network controllability. In this paper, we systematically investigate the nodal centrality of driver nodes in controlling complex networks, we find that the driver nodes tend to be low in-degree but high out-degree nodes, and most of driver nodes tend to have low betweenness centrality but relatively high closeness centrality. We also find that the tendencies of driver nodes towards eigenvector centrality and Katz centrality show very similar behaviors, both high eigenvector centrality and high Katz centrality are avoided by driver nodes. Finally, we find that the driver nodes towards PageRank centrality demonstrate a polarized distribution, i.e., the vast majority of driver nodes tend to be low PageRank nodes whereas only few driver nodes tend to be high PageRank nodes.

Publication
IEICE TRANSACTIONS on Information Vol.E104-D No.8 pp.1340-1348
Publication Date
2021/08/01
Publicized
2021/05/20
Online ISSN
1745-1361
DOI
10.1587/transinf.2020EDP7238
Type of Manuscript
PAPER
Category
Artificial Intelligence, Data Mining

Authors

Guang-Hua SONG
  Zhejiang University
Xin-Feng LI
  Zhejiang University
Zhe-Ming LU
  Zhejiang University

Keyword