GPS测量高程拟合精度探讨  

Precision of GPS Survey Height Fitting

作　　者：祝乃龙 胡景海 

机构地区：[1]辽宁省第二测绘院,辽宁沈阳110043 [2]湖北省测绘产品质量监督检验站,湖北武汉430071

出　　处：《地理空间信息》2009年第4期13-15,共3页Geospatial Information

摘　　要：简要介绍了GPS测量高程拟合原理。从生产实践中总结分析了GPS水准法高程拟合的精度,提出了采用GPS水准法在城市、工程控制测量及国家基础测绘的相片联测中进行高程测量的应用方向。This paper introduced the principle of GPS surveying height fitting. It summarized and analyzed the precision of GPS leveling height fitting through practice, and put forward the GPS leveling direction of application occurred in transfer survey of photos that was used in city, engineering control measurement and the national basic surveying and mapping.

关 键 词：GPS测量 高程异常 高程拟合 GPS水准 

分 类 号：P228.02[天文地球—大地测量学与测量工程]