摘要
GML为空间数据建模和互操作提供了一种全新的手段.本文首先简单介绍了OGC互操作规范,然后阐述了GML数据建模的思路,最后提出了基于GML的公路交通网络模型.
GML offers a new method to GIS modeling and spatial data sharing.OGC specifications are introduced in the first section of this paper.In section2,GML3.0model and primary XML schemata are discussed in details.In section3,GML modeling steps are put forward.In section4,road network model based on GML is developed.
出处
《南方冶金学院学报》
2004年第4期25-30,共6页
Journal of Southern Institute of Metallurgy
