英语翻译
ABSTRACT:
Traditionaldatamodeltakesthegeometricobjectasthemodelingtargetandresultsdirectlyindecomposinggeographicphenomenaintoaseriesofobjects.Furthermore,thetemporaldataandspatialdataarestoredseparately.AllofthoserestrictthedevelopmentofGISandresourcesmonitoring.Feature-basedspatio-temporaldatamodelcansupportthenextgenerationofGISeffectively.Inthispaper,basedonthelandusemonitoringresearchprojectofthefiveyearplanofourcountry,weproposeanewspatio-temporaldatamodelbasedonthestatesofthechangingfeature(SCFSTDM)inordertoserveforintegratinggeographicphenomenaandgeographicinformationaswellasapplyingobject-orientedanalysismethodtosupportspatio-temporalanalysis,simulationanddatasharing.
Finally,wedevelopaprototypeofthetemporallanduseinformationsysteminwhichthereisaspatio-temporaldatabasebasedonthefeature.Withthissystem,wecanquerystatesofthefeatureinstancedirectly,forexample,toquerythestatesandtoplaythedevelopingprocessofafeatureinstance,tomakethespatio-temporalreasoning.
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