摘要
简单介绍了GML3.0,然后详细阐述了GML3.0的主要模式;论述了GML应用模式开发的若干技术问题;最后提出了基于GML的城市道路网络模型,并实现了基于GML的空间数据转换引擎。
GML 3.0 is briefly introduced and main XML schemas of GML 3.0 are discussed in detail. Some technical problems in the GML application schema modeling are dissertated. Road network model based on GML is designed and spatial data transformation engine based on GML is developed in the research. The conclusion is given at last.
出处
《计算机工程》
CAS
CSCD
北大核心
2005年第21期34-36,62,共4页
Computer Engineering
基金
国家"863"计划基金资助项目(2002AA131030)
国家自然科学基金资助项目(040401045)
