基于遥感影像的矿区地形图更新方法与精度分析

Updating method and accuracy analysis of topographic maps for mining district based on remote sensing imagery

针对大比例尺地形图的更新一直是测绘领域的关键问题,根据矿区的地理特点,利用高分辨率快鸟遥感影像的实验,得出了矿区1:2000比例尺地形图更新的技术流程、方法及精度分析,并对遇到的多个技术问题提出了解决方案。实践证明,该方法作业时间短,更新精度高,是地形图更新的一种有效、实用的方法。

Updating large scale topographic maps is a key problem in surveying field. Considering geographic characteristics of mining district, researches are carried on updating 1：2000 topographic maps using high resolution quick bird remote sensing imagery. The technical flow, methods and accuracy analysis are discussed, proposing some resolving solutions to the encountered problem. Results prove that the method has the virtue of saving time and high accuracy, which is an effective and practical method for updating 1：2000 topographic maps.