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GPS高程转换系统的研究及其应用
引用本文:刘红新,岳东杰,唐华.GPS高程转换系统的研究及其应用[J].现代测绘,2005,28(1):23-25.
作者姓名:刘红新  岳东杰  唐华
作者单位:1. 同济大学测量与国土信息工程系,上海,200092
2. 南京市河海大学,土木工程学院,江苏,南京,210098
3. 南京市国土资源信息中心,江苏,南京,210008
摘    要:主要就GPS高程转换进行研究,对二次曲面模型、多面函数模型、神经网络模型等进行了研究,研制开发了具有数据输入、编辑、计算、分析与输出功能的GPS高程拟合转换系统,最后通过实例计算分析,验证了该系统的可靠性与可行性。

关 键 词:GPS高程转换系统  二次曲面模型  多面函数模型  神经网络模型  大地高  数学模型  数据源
文章编号:1672-4097(2005)01-0023-03

The Research and Application of GPS Height Transform System
LIU Hongxin,Yue Dongjie,Tang hua.The Research and Application of GPS Height Transform System[J].Modern Surveying and Mapping,2005,28(1):23-25.
Authors:LIU Hongxin  Yue Dongjie  Tang hua
Institution:Liu hongxin1,Yue dongjie2,Tang hua3
Abstract:Recent years,the Global Positioning System is widely applied in the fields of Surveys. The horizontal precision in GPS surveying has been high, which can satisfy the demand of precision in some horizontal control network. But the precision of height in GPS surveying needs further improve, so the study of GPS height transform system has important meanings for the application of GPS. The paper mostly studies height transform., processes a further research for the conicoid fitting model, multi-surface model, BP algorithm of single parameter, develops GPS height transform system which has functions of data inputting, editing, calculating, analyzing and outputting, and at last validates reliability and feasibility of this system by calculating and analyzing of an examples.
Keywords:GPS height  height anomality  height transform
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