中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
Spatiotemporal Input Control: Leveraging Temporal Variation in Network Dynamics

文献类型:期刊论文

作者Yihan Lin, Jiawei Sun, Guoqi Li, Gaoxi Xiao, Changyun Wen, Lei Deng, H. Eugene Stanley
刊名IEEE/CAA Journal of Automatica Sinica
出版日期2022
卷号9期号:4页码:635-651
关键词Complex network,complex system control theory,complex system optimization,temporal network,time-varying system
ISSN号2329-9266
DOI10.1109/JAS.2022.105455
英文摘要The number of available control sources is a limiting factor to many network control tasks. A lack of input sources can result in compromised controllability and/or sub-optimal network performance, as noted in engineering applications such as the smart grids. The mechanism can be explained by a linear time-invariant model, where structural controllability sets a lower bound on the number of required sources. Inspired by the ubiquity of time-varying topologies in the real world, we propose the strategy of spatiotemporal input control to overcome the source-related limit by exploiting temporal variation of the network topology. We theoretically prove that under this regime, the required number of sources can always be reduced to 2. It is further shown that the cost of control depends on two hyperparameters, the numbers of sources and intervals, in a trade-off fashion. As a demonstration, we achieve controllability over a complex network resembling the nervous system of Caenorhabditis elegans using as few as 6% of the sources predicted by a static control model. This example underlines the potential of utilizing topological variation in complex network control problems.
源URL[http://ir.ia.ac.cn/handle/173211/47223]  
专题自动化研究所_学术期刊_IEEE/CAA Journal of Automatica Sinica
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Yihan Lin, Jiawei Sun, Guoqi Li, Gaoxi Xiao, Changyun Wen, Lei Deng, H. Eugene Stanley. Spatiotemporal Input Control: Leveraging Temporal Variation in Network Dynamics[J]. IEEE/CAA Journal of Automatica Sinica,2022,9(4):635-651.
APA Yihan Lin, Jiawei Sun, Guoqi Li, Gaoxi Xiao, Changyun Wen, Lei Deng, H. Eugene Stanley.(2022).Spatiotemporal Input Control: Leveraging Temporal Variation in Network Dynamics.IEEE/CAA Journal of Automatica Sinica,9(4),635-651.
MLA Yihan Lin, Jiawei Sun, Guoqi Li, Gaoxi Xiao, Changyun Wen, Lei Deng, H. Eugene Stanley."Spatiotemporal Input Control: Leveraging Temporal Variation in Network Dynamics".IEEE/CAA Journal of Automatica Sinica 9.4(2022):635-651.

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