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中国物理学会期刊

一种可大范围调节聚类系数的加权无标度网络模型

CSTR: 32037.14.aps.55.4058

A weighted scale-free network model with large-scale tunable clustering

CSTR: 32037.14.aps.55.4058
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  • 在Barrat, Barthélemy 和 Vespignani (BBV)加权无标度网络模型的基础上,提出了一种可大范围调节聚类系数的加权无标度网络模型——广义BBV模型(GBBV模型).理论分析和仿真实验表明,GBBV模型保留了BBV模型的许多特征,节点度、节点权重和边权值等都服从幂律分布.但是,GBBV模型克服了BBV模型只能小范围调节聚类系数的缺陷,从而可以用于具有大聚类系数网络的建模.

     

    Based on the weighted scale-free network model proposed by Barrat, Barthélemy and Vespignani (BBV), we propose a generalized BBV (GBBV) model with large-scale tunable clustering coefficient. Theoretical analysis and numerical simulations show that the GBBV model retains many properties of the BBV model, such as power-law distributions of node degree, node strength and edge weight. However, the GBBV model overcomes the drawback of the BBV model that the clustering coefficient can only be tuned in a small interval, and therefore the GBBV model can be used for modeling networks with large clustering coefficients.

     

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