摘要
本文结合生产实践讨论了利用GPS辅助数字航空影像进行全数字空中三角测量、数字线划图(DLG)制作、数字高程模型(DEM)制作、数字正射影像(DOM)制作的工艺流程,并对实验区成果的精度进行了初步统计和分析。
From the practical point of view, this article discusses the procedure system of full digital aerial of triangulation, production of Digital Line Graphic （DLG）, production of Digital Elevation Model （DEM）, production of Digital Orthophoto Map （DOM） to make use of GPS assistant digital aerial photograph, and some primary statistic and analysis for the precision of the mapping in testing area was presented.
出处
《四川测绘》
2007年第6期268-273,共6页
Surveying and Mapping of Sichuan
