摘要
从体制、法律法规,组织管理,认识水平和技术角度分析了目前空间数据共享所存在的几个主要问题,从空间数据的表示、元数据技术、空间信息网格技术、空间数据的互操作技术,地理框架数据建设等不同侧面探讨了空间数据的共享问题,提出了如何共建共享,促进空间信息服务的看法。
This paper analyses several primary problems about spatial data sharing, based on current system, law and specification ,organization and management, cognition level and technology, at the same time, discusses the problems of spatial data sharing, which include spatial data expression, spatial metadata, technology of spatial information network, interoperability, Geo- framework data construction, etc, from different aspects. In the end, some opinions about how to buiJd information sharing, how to facilitate spatial information service have been put forward.
出处
《城市勘测》
2007年第6期3-7,22,共6页
Urban Geotechnical Investigation & Surveying
关键词
空间数据
信息
共享
Spatial Data
Information
Sharing
