改进的元胞自动机车辆微观行为仿真模型的分析

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1、t；i.ilI人予以1：明Tl::9!rfj论文RESEARCHONSIMULATIONMODELOFVEHICLEMICRO-BEHAVIORSBASEDONI肌1PROVEDCELLULARAUTOMATAABSTRACTTrafficproblemshavebeencloselyrelatedtothehumanbehavior.Inrecentyears,thenationalvehiclepopulationcontinuestogrowandfirst-Iinecitieshavegreattrafficpressure.TherewasaresoJveto

2、mitigatethelrafficsituationinthecapitalbylottery.Microscopictrafficsimulationgainedmoreandmoreimportanceintrafficengineeringduetoitsclosetothenatureoftrafficflow.Inrecentyears,celjularautomata(CA)modelturns1()beIhehotspotsfortrafficstudy.Althoughitsrulesaresimple,CAmodeJcansimulateandexpl

3、ainthelargenumberoftransportevents,andhavehighsimulationefficiency.However,thetraditiona1CAmodelcanonlybeappliedtolarge-scaletrafficsimulation.Consideringthecharacteristicsandtheactualsituationofourcountry,itisrequiredtoanalyzethespeciILcissuesandtheimprovedCAmodeltoachievethesirnulatioDr

4、esults.Inthispape儿animprovedCAmodelandCar-FollowingModelareproposed,inwhichbothsimulationtimestepandcellsizeiscontrollable・Andthecar-FollowingModelandDriverModelaremergedintoCAmodel.NewmodelretainstheessentialcharacteristicsofCA5uchaspara1leicomputing,soitssimulationefficiencyishigh•Moreo

5、ver,thespace-tirnestructureofthenewmodelmakeitconvenienttoaddanyothermicro-simulationresearchresultstocellularautomatarules,whichcanbemoreclOsetorealtraffic.Furthermore,thepartitioningmethodsofthenewmodelintimestepandcellsizeprovidesnewideasfordifferentscaletrafficentitiesinthesamespace.F

6、oreigntrafficmodelsaredifficuIttoexplainandfitwellformixedtrafficproblemsinourcountry,and..LJUi!1人2i!什：iuf穴位学'防论文thenewmodelisabletosolvethisproblemandhasgreatpraQti^alsignjficance.Finajly^car-followingbehavioranddriverbchaviorhaveaveryimportantpracticalsignificance.Inthispaper,C#andDirec

7、tXareusedtodeveloptothesimulationsoftwarebasedonC八model,car-followingmodelanddrivermodeLTheconvenienceandwelluserinterfaceofC#andthehighspeedcomputingandpower臼1dynamicrender才ngarecombinedtosimulateLhedifferenlscene.Finally,themicroscopicsimulationmodelinthispaperisv