Computer and Modernization

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KeyNodeIdentificationofNavigationNetworkBasedonStructuralCentrality

  

  1. (CollegeofAirTrafficManagement,CivilAviationUniversityofChina,Tianjin300300,China)
  • Received:2018-01-05 Online:2018-08-23 Published:2018-08-27

Abstract: Aimingattheproblemofkeynodesidentificationinroutenetwork,thispaperconstructsacompleteroutenetworkstructureandacomplextopologymodelfromthepointofviewofroutenetworkstructurecentrality,analyzesroutenetworkfromthreeaspects:degreecentrality,betweenesscentralityandstructurecentrality.AndrelyingonPAJEKvisualizationplatform,thispapersimulatestheaboveanalysisresults.Basedonthis,usingAutoCADgeographicinformationplatformtoidentifythekeynodesoftheroutefromtheperspectiveofbetweenessandclosenessvisualization,wecangetthewaypointsthatplayanimportantroleintheperformanceoftheroutenetwork.Thesimulationresultsshowthattheextractedkeynodeshaveanimportantroleofconvergencehubandtrafficdistributionintheactualroutenetworkoperation,andhaveaninnovationadvantageinthestudyofimportantnodeidentificationoftheroadnetwork.

Key words: aviationroutenetwork, topologyanalysis, keypoints, identify, structurecentrality

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