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亚洲区域海运网络的结构特性与演化模型

DOI: 10.16411/j.cnki.issn1006-7736.2015.02.010, PP. 57-61

Keywords: 亚洲区域,海运网络,结构复杂性,加权复杂网络,BBV模型

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Abstract:

为深入刻画海运网络的结构特性与演化机制,利用亚洲区域前十大班轮公司的航线、船期及运力数据,构建亚洲区域加权海运网络模型,根据相关指标分析其拓扑结构和权重结构的特性,利用加权BBV模型模拟网络的演化情况.研究结果表明,网络拓扑结构具有较小的平均路径长度和较大的聚类系数,度分布服从正态分布,属于小世界网络;网络权重结构具有较小的聚类系数和较小的平均路径长度,点强度和边权分别服从幂律分布和长尾分布,属于无标度网络.利用BBV模型拟合的仿真网络,与实际海运网络基本一致,说明BBV模型可反映实际网络的演化机制.

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