CASS格式数字化地形图快速入库方法和技巧

The Methods and Techniquesof Creating Spatial Database from Digital Topographic Maps Which Storage as CASS Format

为实现CASS格式数字化地形图快速入库,本文通过对比3种入库方式,提出了一种CASS和ArcGIS综合转换方法快速有效的实现数据入库,对入库过程中的方法和技巧以及质量控制内容进行了探讨,并将该方法运用于珠海市1:500数字化地形图入库项目,取得了较好的效果。

To rapid create spatial database from digital topographic maps which storage as CASS format ,the paper compares three kinds of storage methods ,presents a comprehensive conversion method CASS and ARCGIS rapid and ef-fective data warehousing for the storage process and quality control methods and techniques contents were discussed ,and the method used in Zhuhai 1 ∶500 digitized topographic maps warehousing projects ,and achieved good results .