基于开源平台构建WebGIS应用系统

Construction of WebGIS application system based on open source platform

本文介绍了开源GIS平台Geoserver及开源客户端OpenLayers,在此基础之上架构了一个三层B/S结构的WebGIS的应用系统,分析了各层的基本功能;对WebGIS系统的GIS服务器配置、空间数据库创建、客户端实现过程中涉及的部分关键技术及解决方法进行了详细的阐述。实验结果表明,基于开源GIS平台可以开发低成本、高性能的WebGIS系统,能够满足中小企业的应用需求。

The structure of digital basin system and further improvement of key technologies play a supporting role in the construction of digital basin. This paper overviewed the connotation and current situation of researches on digital basin, researched data collection, data processing, data storage and management of construction process on the digital basin, established application modules of digital basin, analyzed key technologies in the building of digital basin, including the spatial information technology, mass data storage and transmission technology, information visualization and virtual simulation technology, and feature information extraction technology, etc.