摘要
随着“数字地球”、“数字中国”等的实施,地理空间元数据作为促进海量空间信息管理和共享的有力工具,其应用有了较快的发展。本文在分析我国地理空间元数据应用现状的基础上,结合地理空间元数据的应用特点,分析了地理空间元数据的标准化、互操作、自动生成等趋势是地理空间元数据发展的必然,并论述了与这些发展趋势相关的实施方法和技术,以及这些趋势之间的辩证关系。
As a powerful tool for managing and sharing massive spatial data,the application of geospatial metadata has made rapid progress along with implementation of Digital Earth and Digital China.The paper analyzes current application of geospatial metadata in China,discusses necessity of its development trends,which includes standardization,interoperation,automatic generation,etc.The paper also dissertates implementing methods,technology and dialectic relationship correlative with these trends.
出处
《测绘科学》
CSCD
北大核心
2007年第2期172-175,共4页
Science of Surveying and Mapping
关键词
元数据
标准化
互操作
自动生成
发展趋势
metadata
standardization
interoperation
automatic generation
development trends
