Analysis of Yearly Traffic Fluctuation on LatvianHighways拉脱维亚年交通波动分析解析 高速公路.pdf

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1、IOPConferenceSeries:MaterialsScienceandEngineeringPAPER•OPENACCESSRelatedcontent-ResourceallocationpatterninAnalysisofYearlyTrafficFluctuationonLatvianinfrastructurenetworksDong-HeeKimandAdilsonEMotterHighways-Fluctuation-drivencapacitydistributionincomplexnetworksDong-HeeKim

2、andAdilsonEMotterTocitethisarticle:AFreimanisandAPaegltis2015IOPConf.Ser.:Mater.Sci.Eng.96012064-TransmissionperformancecomparisonofvariousnodearchitecturesEdwardMutafungwaViewthearticleonlineforupdatesandenhancements.ThiscontentwasdownloadedfromIPaddress117.165.43.135on07/09

3、/2018at03:372ndInternationalConferenceonInnovativeMaterials,StructuresandTechnologiesIOPPublishingIOPConf.Series:MaterialsScienceandEngineering96(2015)012064doi:10.1088/1757-899X/96/1/012064AnalysisofYearlyTrafficFluctuationonLatvianHighways1,21AFreimanisandAPaeglītis1RigaTec

4、hnicalUniversity,FacultyofCivilEngineering,KalkuStr.1,Riga,LV-1658,LatviaE-mail:andris.freimanis_1@edu.rtu.lvAbstract.Averageannualdailytrafficandaverageannualtrucktrafficaretwomostusedmetricsforroadmanagementdecisions.Theyarecalculatedfromdatagatheredbycontinuouscountingstat

5、ionsembeddedinroadpavement,manualcountingsessionsormobilecountingdevices.Lasttwousuallydonotlastlongerthanacoupleofweekssotheinformationgatheredisinfluencedbyyearlytrafficfluctuations.Datacontainingatotalof8,186,871vehiclesor1989daysfrom4WIMstationsinstalledonhighwaysinLatvia

6、wereusedinthisstudy.Eachofthefileswassupposedtocontaindatafromonly1dayandadditionaldataweredeleted.Nootherdatacleaningstepswereperformed,whichincreasedthenumberofvehiclesascountingsystemssometimessplitvehiclesintotwo.Weeklytrafficandweeklytrucktrafficwasnormalizedagainstrespe

7、ctiveaveragevalues.Eachweeklyvaluewasthenplottedagainstitsnumberinayearforbettervisualperception.Weeklytrafficamplitudeswereusedtoassessdifferencesbetweendifferentlocationsandstandarddeviationsforfluctuationcomparisonoftruckandregulartrafficatthesamelocation.Resultsshowthattr

8、ucktrafficfluctuatesmorethanregulartrafficduringayear,especiallyarou