探讨了数字城市地理空间框架建设的目的、设计原则和总体结构,研究了基于面向对象空间实体模型的空间数据库平台的构成和空间数据管理模式,设计了城市地理空间数据集成、交换和互操作的管理平台,以及为城市各行业和各部门提供权威的、统一的、现势性强的地理空间基础数据的共享服务平台,并给出了数字城市地理空间框架建设的实施措施,为城市地理空间数据共建共享提供思路。
The purpose,designing principles and total framework of digital city geospatial infrastructure are discussed.Constitutes of object-oriented spatial entity model database platform and management model of spatial data are studied.Integrating,exchanging and interoperation platform of city geospatial data,service platform of providing authoritative,uniform and up-to-date geospatial data for every department are designed.Implement measures of digital city geospatial infrastructure are introduced.Ideas for building digital city geospatial infrastructure are presented.