CAJ | 학술논문

随着数字城市地理空间框架建设的全面推进，我国已在建与建成运行的数字城市约600个，为确保数据的现势性，建立数字城市的数据更新机制至关重要。本文根据数字城市数据体系，从“建立更新模式”“数据源获取机制”“更新内容及周期”“更新技术研究”四个方面，探讨了数字城市数据更新机制，并提出了参考建议，可以为数字城市地理空间框架建设的后续维护与管理提供参考。
수착수자성시지리공간광가건설적전면추진，아국이재건여건성운행적수자성시약600개，위학보수거적현세성，건립수자성시적수거경신궤제지관중요。본문근거수자성시수거체계，종“건립경신모식”“수거원획취궤제”“경신내용급주기”“경신기술연구”사개방면，탐토료수자성시수거경신궤제，병제출료삼고건의，가이위수자성시지리공간광가건설적후속유호여관리제공삼고。
With the comprehensive moving forward of the Digital City Geospatial Framework , China has been about 600 Digital City Geospatial Framework in building or completed .In order to ensure Digital City Geospatial Framework data ’s freshness, establishing digital city data update mechanism is very important .According to the data of digital city system , This paper research the data update mechanism which Contains "build updating mode ","data source acquisition mechanism","update content and cycle","update tech-nology"four aspects , and also bring some suggestions , which can provide reference for the Management and Maintenance of digital cit -y geospatial framework .