基于网络爬虫、移动应用App等技术的城市建筑物调查与在线应用——以贵阳市建筑物普查项目为例

Urban Building Survey and Online Application Based on Web Crawler, Mobile App and Other Technologies——Take the General Survey of Buildings in Guiyang as an Example

在贵阳市建筑物普查项目中,针对贵阳市城区典型的山地城市的建筑分布的特征带来的实地调查工作的一些难题,综合运用了基于网络爬虫建筑物信息抓取、外业调查移动应用App等关键技术,结合普查单元的科学划分、三维场景可视化等多方面技术,实现了在贵阳特殊地貌环境下高效、准确地获取与更新建筑物普查信息的目标,为今后典型山地城市的地物要素调查类项目的开展建设提供了一定的借鉴作用。

In the general survey project of buildings in Guiyang City, aiming at some problems in the field investigation brought about by the characteristics of building distribution of typical mountain cities in Guiyang City, the key technologies such as building information capture based on web crawler and field survey mobile application App are comprehensively applied, combined with the scientific division of census units, 3 D scene visualization and other technologies, the goal of obtaining and updating building census information efficiently and accurately under the special landform environment of Guiyang is realized, it provides a certain reference for the development and construction of the ground feature investigation projects in typical mountain cities in the future.