三维GIS的数据结构探讨  

Explore the Three-Dimensional GIS Data Structures

作　　者：左兴东 

机构地区：[1]辽宁省基础测绘院,辽宁锦州121000

出　　处：《测绘与空间地理信息》2014年第7期120-122,共3页Geomatics & Spatial Information Technology

摘　　要：对二维GIS数据结构的缺陷及建立三维GIS数据结构的紧迫性进行了简单阐述,列举了几种常见的三维GIS数据结构,并探讨了如何使用面向对象的方法来构建三维GIS数据结构,针对三维GIS数据结构研究的大体发展趋势做了进一步的阐述。最后提出了有关三维GIS数据结构设计与数据存储方法的一点建议。Defect - dimensional GIS data structures and the establishment of three - dimensional GIS data structures described the urgency of a simple, lists several common three - dimensional GIS data structures, and discusses how to use the object - oriented ap- proach to construct three - dimensional GIS data structures, for research trends in general three - dimensional GIS data structure has been further elaborated. Finally, about three - dimensional GIS data structure design and data storage method that is recommended.

关 键 词：三维GIS 数据结构 拓扑关系 矢量结构 

分 类 号：P208[天文地球—地图制图学与地理信息工程]