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Depicting network structures from variable data produced by unknown colored-noise driven dynamics
Chen Y(陈阳); Wang SH(王世红); Zhang CY(张朝阳); Zheng ZG(郑志刚); Hu G(胡岗)
刊名Europhysics Letters
2016
卷号113期号:1页码:18005
关键词Complex Networks
英文摘要

In recent decades, the topic of depicting network structures from output variable data, i.e., the inverse problem, turns to be a key issue in wide interdisciplinary areas, in particular, in biological and social fields. Noise inevitably exists in practical dynamic networks, and the output data are often generated via interplay between noise and network structures. The essential difficulty to solve the inverse problem is how to extract information of node links in networks under unknown and possibly strong noise. In this paper, based on the idea that the output variable data contain information not only for network topology but also for noise, we propose a method to deal with this problem, incorporating three crucial ingredients: Computing multiple matrices to extract as much as possible information on network topology and noise statistics; making a systematical matrix algebraic computation to obtain equations closed for network inference; using an effective iteration algorithm to solve the resulting nonlinear matrix equations. The above theory is established in an accurate and closed form, numerical computations convincingly verify the validity of theoretical analysis, and the possible applications in practical inverse problems are emphasized.

语种英语
内容类型期刊论文
源URL[http://ir.ia.ac.cn/handle/173211/26155]  
专题自动化研究所_个人空间
通讯作者Hu G(胡岗)
推荐引用方式
GB/T 7714
Chen Y,Wang SH,Zhang CY,et al. Depicting network structures from variable data produced by unknown colored-noise driven dynamics[J]. Europhysics Letters,2016,113(1):18005.
APA Chen Y,Wang SH,Zhang CY,Zheng ZG,&Hu G.(2016).Depicting network structures from variable data produced by unknown colored-noise driven dynamics.Europhysics Letters,113(1),18005.
MLA Chen Y,et al."Depicting network structures from variable data produced by unknown colored-noise driven dynamics".Europhysics Letters 113.1(2016):18005.
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