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1、VehicularCollaborativeTechniqueforLocationEstimateCorrectionNabilDrawil,OtmanBasirDepartmentofElectricalandComputerEngineeringUniversityofWaterlooWaterloo,Ontario,CanadaEmail:ndrawil@uwaterloo.ca,Obasir@uwaterloo.caAbstract—Awarenessofavehicle’spreciselocationinVANETSectionIVprese
2、ntstheexperimentalworkandtheresultsisvitalsothatanyvehiclecanprovideaccuratedatatoitsthatdemonstratetheimprovementsinthelocationestimatespeers.Currently,typicallocalizationtechniquesintegratetheusingthetechniquesexplainedinSectionIII.Finally,SectionGPSreceiverdataandthemeasurement
3、softhevehicle’smotion.VcontainstheconclusionsaswellasrecommendationsforHowever,whenthevehiclepassesthroughanenvironmentthatcreatesmultipathsignals,thesetechniquesfailtoproducethefuturework.highlocalizationaccuracythattheyattaininopenenvironments.Thegoalofthisresearchistominimizeth
4、emultipatheffectwithII.RELATEDWORKrespecttothelocalizationaccuracyofthevehiclesinVANET.GPSandDeadReckoningSystem(DRS)techniquesareTheproposedtechnique,IVCAL,takesadvantageofthebothcommonlyusedinvehiclenavigationsystems.However,communicationsamongtheVANETvehiclesinordertoobtainmore
5、informationfromthevehicle’sneighbours.Theproposedtheysufferfromdifferentdrawbacks.Integratingthetwotechniqueintegratesallthesepiecesofinformationwiththeve-methodsisoneapproachtodevelopingasuperiortechnique.hicle’sowndataandappliesoptimizationtechniquestominimizeManyresearchershave
6、beenmotivatedbythisideaandhavetheerrorinthelocationestimate.lookedatitfromdifferentpointsofview.In[1],W.W.ThesimulationresultsinthispapershowadecreaseofuptoKaoproposedcombiningthestandardGPSreceiveranda53%inthelocationestimateerrorcomparedtotheerrorinthetraditionaltechniques.DRSin
7、onenavigationsystemsothattheGPScorrectstheKeywords–VANET,GPS,LocationEstimate.accumulatederrorcausedbytheDRS;andwhentheGPSmeasurementisnotavailable,theDRSestimatesthelocationI.INTRODUCTIONusingsensorssuchaswheelodometers,aflux-gatecompass,VANEThasbeenproposedasanautomatedsolutionto
8、agyroscope,andanaccelerometer.man
