Community division is an important method to study the characteristics of complex networks.The widely used fast-Newman(FN)algorithm only considers the topology division of the network at the static layer,and dynamic t...Community division is an important method to study the characteristics of complex networks.The widely used fast-Newman(FN)algorithm only considers the topology division of the network at the static layer,and dynamic traffic flow demand is ignored.The result of the division is only structurally optimal.To improve the accuracy of community division,based on the static topology of air route network,the concept of network traffic contribution degree is put forward.The concept of operational research is introduced to optimize the network adjacency matrix to form an improved community division algorithm.The air route network in East China is selected as the object of algorithm comparison experiment,including 352 waypoints and 928 segments.The results show that the improved algorithm has a more ideal effect on the division of the community structure.The proportion of the number of nodes included in the large community has increased by 21.3%,and the modularity value has increased from 0.756 to 0.806,in which the modularity value is in the range of[-0.5,1).The research results can provide theoretical and technical support for the optimization of flight schedules and the rational use of air route resources.展开更多
引言
Point
Merge(简称PM)是一个充分利用现有精密区域导航(P-RNAV)技术对进场航空器运行航迹进行有效改进和优化的方法。该技术基于特殊的精密区域导航航路结构,即使在高负荷的情况下也可以使用连续下降进近程序(continuous de...引言
Point
Merge(简称PM)是一个充分利用现有精密区域导航(P-RNAV)技术对进场航空器运行航迹进行有效改进和优化的方法。该技术基于特殊的精密区域导航航路结构,即使在高负荷的情况下也可以使用连续下降进近程序(continuous descent approach,CDA)从而减少碳排放和噪音污染,此外,管制员可以通过简单的直飞指令来代替传统的航向引导指令,对航空器进行着陆排序更简单,大大减少了航向引导通话,减少了航空器的等待,从而减少了管制负荷。展开更多
基金the Fundamental Research Funds for the Central Universities,and the Foundation of Graduate Innovation Center in NUAA(No.kfjj20190735)。
文摘Community division is an important method to study the characteristics of complex networks.The widely used fast-Newman(FN)algorithm only considers the topology division of the network at the static layer,and dynamic traffic flow demand is ignored.The result of the division is only structurally optimal.To improve the accuracy of community division,based on the static topology of air route network,the concept of network traffic contribution degree is put forward.The concept of operational research is introduced to optimize the network adjacency matrix to form an improved community division algorithm.The air route network in East China is selected as the object of algorithm comparison experiment,including 352 waypoints and 928 segments.The results show that the improved algorithm has a more ideal effect on the division of the community structure.The proportion of the number of nodes included in the large community has increased by 21.3%,and the modularity value has increased from 0.756 to 0.806,in which the modularity value is in the range of[-0.5,1).The research results can provide theoretical and technical support for the optimization of flight schedules and the rational use of air route resources.
文摘引言
Point
Merge(简称PM)是一个充分利用现有精密区域导航(P-RNAV)技术对进场航空器运行航迹进行有效改进和优化的方法。该技术基于特殊的精密区域导航航路结构,即使在高负荷的情况下也可以使用连续下降进近程序(continuous descent approach,CDA)从而减少碳排放和噪音污染,此外,管制员可以通过简单的直飞指令来代替传统的航向引导指令,对航空器进行着陆排序更简单,大大减少了航向引导通话,减少了航空器的等待,从而减少了管制负荷。