| 益阳市似大地水准面精化成果分析 |
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| 引用本文： | 伍百发,郭春喜.益阳市似大地水准面精化成果分析[J].测绘信息与工程,2011(5):46-48,51. |
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| 作者姓名： | 伍百发 郭春喜 |
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| 作者单位： | 湖南省第一测绘院;国家测绘局大地测量数据处理中心 |
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| 摘 要： | 利用重力场模型、数字高程模型、水准测量成果和GPS技术,采用重力法与移去恢复技术,分析和研究了益阳城区似大地水准面精化获取的技术和方法,并对获取的似大地水准面进行了精度评定。
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| 关 键 词： | 似大地水准面 正常高 GPS 水准测量 数字地形模型 |
Quasi-geoid Refinement Analysis for Yiyang City |
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| WU Baifa,GUO Chunxi.Quasi-geoid Refinement Analysis for Yiyang City[J].Journal of Geomatics,2011(5):46-48,51. |
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| Authors: | WU Baifa GUO Chunxi |
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| Institution: | 1 The First Surveying and Mapping Institute of Hunan Province,49 Yan’an Road,Hengyang 421001,China;2 National Survey Service Geodetic Survey Data Processing Center,344 East Youyi Road,Xi’an 710054,China) |
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| Abstract: | The gravity model,digital elevation model,leveling survey results and global position system technology are used with gravity method and remove-restore technology,to analyze and study technology and method of Yiyang city’s quasi-geoid refineing acquirement.The precision of quasi-geoid acquired is evaluate. |
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| Keywords: | quasi-geoid normal height GPS leveling surveying digital terrain model |
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