基于城市居民出行特征路网可靠性评价

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1、基于城市居民出行特征的路网可靠性评价基于城市居民出行特征的路网可靠性评价RoadNetworkReliabilityEvaluationbasedonUrbanResidentTravelBehaviorCharacteristicsModeling陈会娟朱定局纪添王倩男摘要近些年来，路网可靠性作为评价道路交通网络的一种新技术，已经得到了快速的发展，它对于缓解交通压力起着非常重要的作用。国内外许多交通学者都试图找出一种更适合实际需要的路网可靠性评价的新方法。本文基于城市居民出行特征建模，进而对路网的可靠性进行了评价。利用GIS的交通分析方法，采用深圳市的浮动车数

2、据作为样本，首先对城市居民的出行特征进行了建模，再计算加载了交通流量的动态非直线系数，这是对于传统评价方法的一个改进。关键词出行特征；路网可靠性；动态非直线系数；浮动车数据；地理信息系统ABSTRACTRoadnetworkreliabilityisfastdevelopedasanewtechnologytoevaluatetransportationnetwork;itisimportanttoeasethetrafficpressure.Manyscholarstrytofindnewmethodstofittherealityofroadnetwork.

3、Inthispaper,anewmethodisproposed,whichevaluatesroadnetworkreliabilitybasedonurbanresidenttravelbehaviorcharacteristicsmodeling.BasedonGIS(GeographicInformationSystem)trafficanalysismethod,andemployedFCD(floatingcardata)oftaxiGPSinShenzhencityassurveysample,residenttravelbehaviorchara

4、cteristicsaremodeled,thenDNC(DynamicNonlinearCoefficient)loadedwithtrafficflowcanalsobecalculated,itisanimprovementtoevaluateroadnetworkreliabilityrelativetotraditionalmethod.KEYWORDSTravelBehavior;RoadNetworkRelliability;DynamicNonlinearCoefficient;FloatingCarData;GeographicInformat

5、ionSystem1IntroductionIntoday’sfast-pacedworld,manytransportationmakingtopreventandmanagethetrafficemergencyorinfrastructuresnearlyreachtheirservicelimitsalonglargeevents.Therearefivepopularmethodstoevaluatewiththeincreasingtraveldemand.Roadtrafficjamandroadnetworkreliabilitybothatho

6、meandabroadforthetrafficpollutionbecomeaubiquitouslyseriousproblempresent.Someofthemarejustappliedtoevaluateasortinbigcitiesallovertheworld.Therearetwoapproachesofspecializedevaluatingindicators,suchasterminaltodealwiththetrafficproblem.OneisbybuildingreliabilityandMarkovchainmethod.

7、Somemethodscanmoreroads,andtheotheristhroughimprovingthebeusedformultifariousevaluatingindicators,suchasserviceefficiencyandservicestandardoftrafficsupply.theGameTheory,MonteCarloandmicrocosmictrafficTransportationDemandManagement(TDM)seekstosimulation.Variouskindsofevaluationmethods

8、have[3,4]pro