基于GIS的城市商圈空间测定研究.pdf

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1、AbstractTradeAreaisanancientandnoveltopic.Withmorethan30yearsofsteadyandcontinuouseconomicgrowthinChina,residents'consumptionabilityhasabigpromotion.Associatedwiththegraduallyriseofcommercialrealestate,urbantradeareahasacontinuousexpanding.Yettherewereworryingsignsbehindtheprosperityofcommerc

2、ialrealestateandurbantradearea.Phenomenonofanexcesssupplyofcommercialrealestateandadisorderexpansionofurbantradeareahasspreadinmanydomesticcities.Scholarsathomeandabroadlackedofasystematicunderstandingoftheurbantradeareaatpresent.Thereislessresearchonthemeasurementofthescopeandboundaryofurban

3、tradearea.Theexistingmethodsofmeasurementofthespaceofurbantradeareaexistinanumberofdefectsanddeficiencies.Alloftheseleadtothelakeofplanningandguidanceofurbantradeareainthedocumentofthecommercenetworksplanningmadebythegovernmentplanningdepartment.Therefore,therearecertaintheoreticalsignificanc

4、eandpracticalvalueoftheresearchonthemeasurementoftheurbantradearea’sscopeandboundary.Inthispaper,ascientificdefinitionoftheurbantradeareahasbeenexpoundedonthebasisofthesystemtheory.Defectsanddeficiencieswerefoundbymeansofanobjectiveandcomprehensiveanalysisandevaluationoftheexistingmeasuringme

5、thodsoftheurbantradearea’sspace.Thenrequirementsofanewmeasuringmethodoftheurbantradearea’sspacehavebeenproposed.TheAnalogueMethodandtheSpatialInterpolationMethodswerechosenastheprincipleofthemeasurementoftheurbantradearea’sspacewiththeaidofGIS.ChoosingJingdongurbantradeareainNanchangCityasthe

6、empiricalresearchobject,weobtainedtheaccuratemeasurementoftheurbantradearea’sspaceusingkerneldensitycartographyinGIS.Finally，followingresearchconclusionswereobtainedthroughtheempiricalresearchinthispaper:Firstly,therewasagoodapplicabilityinthemeasurementoftheurbantradearea’sspacethroughspatia

7、lanalysismethodinGIS.Secondly,factorssuchasnaturalobjects,roads,landusepatternhaveagreatinfluenceonspatialformIIoftheurbantradearea.Thirdly,themeasuringmethodoftheurbantradearea’sspacebymeansofGIShasbroadapplicationprospectsandahighapplicatio