GPS/LEVELING

作品数：6被引量：6H指数：1
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相关领域：天文地球更多>>
相关作者：李东河张洁黄鹤王晓妮更多>>
相关机构：成均馆大学中国人民解放军更多>>
相关期刊：《International Journal of Digital Earth》《测绘通报》《Geodesy and Geodynamics》《Geo-Spatial Information Science》更多>>
相关基金：国家自然科学基金国家重点基础研究发展计划更多>>
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Vertical accuracy evaluation of freely available latest high-resolution(30 m)global digital elevation models over Cameroon(Central Africa)with GPS/leveling ground control points.被引量：4
《International Journal of Digital Earth》2019年第5期500-524,共25页Loudi Yap Ludovic Houetchak Kande Robert Nouayou Joseph Kamguia Nasser Abdou Ngouh Marie Brigitte Makuate 
Digital Elevation Models(DEMs)contain topographic relief data that are vital for many geoscience applications.This study relies on the vertical accuracy of publicly available latest high-resolution(30 m)global DEMs ov...
关键词：DEM AW3D30 SRTM 1 ASTER GDEM 2 Cameroon GPS/LEVELING orthometric heights vertical accuracy 
Direct regional quasi-geoid determination using EGM2008 and DEM:A case study for China's Mainland and its vicinity areas
《Geodesy and Geodynamics》2015年第6期437-443,共7页Li Jin Shen WenBin Zhou Xuhua 
supported by the National 973 Project of China(2013CB733301);the Natural Science Foundation of China(41204017,11173049,41429401 and 41228004);the Shanghai Postdoctoral Sustentation Fund(13R21417900);the Special Program Fund of Shanghai Astronomical Observatory(Y196591009)
Earth＇s gravity model（EGM） helps people better determine the figure of Earth, which is generally represented by a global geoid. For a considerable amount of practical applications, people use quasi-geoid to approxi...
关键词：Quasi-geoid EGM2008 DEM Molodensky theory GPS/leveling 
Results from a comprehensive GPS Network: natural gas pipeline GPS Network
《International Journal of Digital Earth》2013年第S02期67-80,共14页O.Yildirim 
Developing the Nabucco engineering infrastructure was the most challenging task imaginable and required state-of-the-art technologies.For this purpose,a NabuccoGlobal Positioning System(GPS)Network was established.It...
关键词：ITRF96 ED50 DATUM GPS/LEVELING ACCURACY 
结合GPS/Leveling和正高改正确定GPS常年观测站正高被引量：1
《测绘通报》2008年第3期25-27,共3页尹弘植 黄鹤 李东河 
利用精密几何水准测量结合GPS/Leveling方法计算韩国行政自治部管辖内30所GPS常年观测站天线基准点的正高。并联合进行对水准点和GPS常年观测站偏心点的重力测量,使用正高改正方法计算出其改正量,提高正高的精确度。
关键词：GPS常年观测站 几何水准测量 GPS/LEVELING 重力测量 正高改正 正高 
Determination of Geopotential of Local Vertical Datum Surface被引量：1
《Geo-Spatial Information Science》2003年第1期1-4,共4页王晓妮 张洁 等 
This paper first develops the approaches to determine the geopotential of the local mean sea level,and then investigates the offset of the 1985 vertical datum surface defined by the mean sea level of Yellow Sea at the...
关键词：mean sea level the 1985 vertical datum GEOPOTENTIAL GPS/LEVELING 
GPS-GRAVIMETRIC GEOID DETERMINATION IN EGYPT
《Geo-Spatial Information Science》2001年第1期19-23,共5页Essam Ghanem 
The main objective of this study is to improve the geoid by GPS/leveling data in Egypt.Comparisons of the gravimetric geoid with GPS/leveling data have been performed.On the basis of a gravimetric geoid fitted to GPS/...
关键词：gravimetric GEOID GPS/LEVELING data FITTING 
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