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ID:36502429
大小:2.15 MB
页数:58页
时间:2019-05-11
《基于GIS公路路线决策模型研究与系统开发》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、学校代号:学号:密级:1053603111037长沙理工大学硕士学位论文Y975705基于GIS公路路线决策模型研究与系统开发学位申请人姓名基遗窒培养单位量迦堡王盍堂导师姓名及职称赵建三教援学科专业道路皇迭道王捏研究方问垒路£△旦皇!S擅盔论文提交日期2丛生≥旦垫旦论文答辩日期2四§生!旦28旦答辩委员会主席重盎颦挝.一AbstractHighwayroutedeeision—making,asanimportantcontentofroadconstructiongeneralplanning,Scientificandreasonable
2、chosingthebestrouteschemeplaysanimportantroleinreducingprojectconstructioncosts,assuringtrafficsafety,promotingsubstantialdevelopmentofregionsocietyeconomyandenvironmentprotectiOD.However,nowadaysthedecisiOD—makingprocessoffactualplanningiSlackofscientificdecision—makingand
3、objectivity,pursingthelinearindicatorandconstructioncostsone—sidely,whichleadstotheignoranceofinfluenceofenvironment.Therefore,aimingattheexistingproblemsofpresenthighwayroutedecision—making,thedissertationprovidestechniquesupportforascientific,reasonableandefficienthighway
4、routedeciSion——makingbyformingrelevantdecision——makingmodelsandintegratingwithGIStorealizethehighwayroutedecision—makingbasedonGIS.Firstly,onthebasiSofdeciSion—makingmodelandtheoreticalknowledgeconcerned,throughtheanalysiSofrouteselectionprinciplesandmethods,thiSthesiSsetsu
5、pascientifichighwayrouteauxiliarydecision—makingmodel.Inthecomprehensiveroutesranking,thedissertationfirstputsforwardthedeciSion—makingindicatorsystemforselectingthebestrouteplan,whichiScomposedofthreecriticalfactorsoftechnicalfactors,areaanalysiSandenvironmenteffects,andfi
6、fteenindicators.Theninaccordancewiththecharacterofrankingissue,theideaofcombinationdecisionhasbeenbroughtforward,whichusetworankingway(TOPSISandAHM)tosyntheticallyrankforhighwayroutes.ThesyntheticalweightsoftheeachmodelarebasedonhierarchyanalysiSconsideringnotonlysubjective
7、partialitybutalsotheintrinsicinformationofdecisionobjects,whichmakestherankingresultsmoreSCientific,reasonableandreliable.Secondly,incompliancewiththetechnicalfeaturesanddesigningprincipiesofdatabase,specificspatialdatabasedesignmentofthehighwayroutedecision—makingbasedonGI
8、Shasbeencarriedout:thedatabaseadaptsrelationaldatamodelanduseSDBdataengineprovided
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