基于正射影像的地形图更新方法与技巧

摘要

Introducing the way to fleetly update large-scale relief map based on orthoimage.Combined with the actual production,this paper summarizes the key point and principles of relief map revision.This paper also discussed some common problems in production.%介绍了利用正射影像快速更新大比例尺地形图的方法,并结合生产实际,总结地形图修测的重点与原则,对作业中遇到的常见问题进行探讨.