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《Science of Surveying and Mapping》 2005-01
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Spatial data sharing for E-government based on metadata

YUAN Ping~①,HAN Jing-run~②(①Beijing Digital View Technology Co.,Ltd,Beijing 100071,China;②Beijing Keyhand Infosystem Engineering Supervisory Co.,Ltd,Beijing 100871,China)  
With the E-government development,information data sharing is becoming more and more important.This paper aims to provide a solution in spatial data sharing for E-government based on metadata.It will touch on the origins of E-government and metadata,and then study integrated and secured management of Geo-Spatial data.It is a networked system realizing an integrated mechanism of catalogue services,metadata integration,distributive unstructured data management,security control and GIS data interoperability.It provides an extensive support for sharing of both spatial and non-spatial data.
【Fund】: 国家"十五"重大科技专项(2002BA105A-01)
【CateGory Index】: TP399
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