基于PixelGrid的无人机影像DOM制作存在问题及对策  

Problems and Countermeasures of DOM Produced by Using UAV Images Based on PixelGrid

作　　者：杜金莉 DU Jin-li(Anhui First Surveying and Mapping Institute,Hefei Anhui 230031,China)

机构地区：[1]安徽省第一测绘院,安徽合肥230031

出　　处：《地矿测绘》2021年第2期46-48,55,共4页Surveying and Mapping of Geology and Mineral Resources

摘　　要：文章阐述了基于PixelGrid的无人机影像DOM的制作流程,指出了该软件的优缺点、作业过程中应注意的事项和存在的问题并提出了对应的解决方法,经过实验验证了通过畸变差改正后进行空三加密制作的DOM成果能满足精度要求,可为同类项目提供技术指导。This paper first describes the production process of DOM produced by using UAV images based on PixelGrid software,and then points out the advantages and disadvantages of the software,as well as the matters needing attention,existing problems and solutions in the production process.Through the experiment,it is verified that the DOM results of aerial triangulation encryption after distortion correction can meet the accuracy requirements,which can provide technical guidance for similar projects.

关 键 词：无人机 空中三角测量 数字高程模型 数字正射影像 

分 类 号：P231[天文地球—摄影测量与遥感]