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1、JournalofGeographicInformationSystem,2011,3,50-61doi:10.436/jgis.2011.31004PublishedOnlineJanuary2011(http://www.SciRP.org/journal/jgis)AGIS-BasedMulticriteriaDecisionAnalysisApproachforMappingAccessibilityPatternsofHousingDevelopmentSites:ACaseStudyinCanmore,Alberta123YunliangMeng,JacekMalczewsk
2、i,SoheilBoroushaki1SchoolofSocialWork,YorkUniversity,Toronto,Ontario,Canada2,3DepartmentofGeography,TheUniversityofWesternOntario,London,Ontario,CanadaE-mail:yunliang@yorku.ca,jmalczew@uwo.ca,sboroush@uwo.caReceivedAugust31,2010;revisedSeptember31,2010;acceptedNovember19,2010AbstractThispaperpres
3、entsaGeographicInformationSystem(GIS)basedmulticriteriadecisionanalysisapproachformappingaccessibilitypatternsofhousingdevelopmentsitesinCanmore,Alberta.Theapproachinvolvesintegratingtwomulticriteriadecisionmethods(AnalyticalHierarchyProcessandOrderedWeightedAver-aging)inarasterGISenvironment,and
4、incorporatingthelinguisticquantifierconceptasamethodforob-tainingtheorderweights.Theapproachfacilitatesawiderangeoflocation(decision)strategiestobegener-atedandexamined.Theaimofthestudyistohelpthehousingdevelopmentauthoritiesinaddressingtheuncertaintyinvolvedinthedecisionmakingprocess,achievingab
5、etterunderstandingofthealternativeac-cessibilitypatterns.Italsoassiststheauthoritiesinevaluatingandprioritizingthepotentialhousingdevel-opmentsitesintermsofaccessibilitylevels.Keywords:Accessibility,AHP-OWAProcedures,GIS,HousingDevelopment1.Introductiongraphicalefficiency(orminimizetotaltravelcos
6、tforcustomers),and2)tomaximizethegeographicalequityTheaccessibilitytoservices,facilitiesandamenitiesis(ortominimizetravelcostforthefarthestcustomers).anessentialfactoraffectingevaluationofpotentialsitesTheaccessibilitytopublicandprivatesectorfacilitiesforhousingdevelopment[1,2].Inmanyregions,urba
7、nhasoftenbeenanalyzedusingGIS-basedapproaches[4,plansensurethatindividualshavesomeminimallevels9-12].ofaccessibilitytothepublicsectorfacilities,suchasThispaperfocusesonmeasuringofaccessibilityinschools,emergencyservice