城市测绘行业无人机摄影测量技术应用分析

Analysis of Application of Drone Photogrammetry in Urban Surveying and Mapping Industry

随着无人机技术的发展,无人机航测技术和地理信息技术的结合应用越来越紧密,基于无人机的影像获取手段应用不断深入。为分析无人机摄影测量较传统测绘方式的优势,简述了无人机摄影测量原理、技术路线,以某测绘试验为例,对比传统测量方式,验证了无人机摄影测量技术在高精度测图中的实际效果。试验检测结果表明,采用无人机测绘技术很好地满足了测绘过程中对于测绘地势、测绘面积、测绘数据准确性的各种需求,能够很大程度上提高地理测绘工作的效率。无人机摄影测量技术的应用代表着城市测绘未来的发展方向,将发挥巨大作用。

With the development of drone technology,the combination of drone aerial survey technology and geographic information technology is becoming increasingly close,and the use of drone based image acquisition methods is continuously deepening.To analyze the advantages of drone photogrammetry over traditional surveying and mapping methods,the principle and technical route of drone photogrammetry were briefly described.Taking a surveying and mapping experiment as an example,the actual effect of drone photogrammetry technology in high–precision mapping was verified by comparing with traditional surveying methods.The experimental detection results indicate that the use of drone surveying and mapping technology effectively meets various requirements for terrain,area,and data accuracy during the surveying and mapping process,and can greatly improve the efficiency of geographic surveying and mapping work.The application of drone photogrammetry technology represents the future development direction of urban surveying and mapping,and will play a huge role.