摘要
空间数据在数字化城市管理新模式实现中不仅起了十分重要的支撑和保障作用,而且大大提升了该模式的应用功效。本文介绍了新模式中空间数据的类型及基本质量要求,分析了专题数据、地理空间框架数据和元数据建设的技术方法、质量控制措施以及存在的问题,提出了相应的对策建议。
Geospatial data not only play a very important role in realization and application of the new schema for digital urban municipal supervision and management, but also greatly enhance effectiveness and performance of the schema. This paper introduces the types and the basic quality requirements of geospatial data. The technical methods, quality control measures and existing problems in the production of thematic data, geospafial framework data and metadata are analyzed. Some suggestions are also given.
出处
《地理信息世界》
2008年第4期11-16,共6页
Geomatics World
基金
国家科技支撑计划课题资助项目(2006BAJ15B02)
关键词
数字化城市管理模式
数字化城市管理系统
空间数据
质量控制
数据共享
distal urban municipal supervision and management schema
digital urban municipal supervision and management system
geospatial data
quality, control
data sharing
