| 城市GPS控制网地面起算基准选取及兼容性分析 |
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| 引用本文： | 黄张裕,赵仲荣. 城市GPS控制网地面起算基准选取及兼容性分析[J]. 工程勘察, 2003, 0(3) |
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| 作者姓名： | 黄张裕 赵仲荣 |
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| 作者单位： | 河海大学土木工程学院 江苏南京210098(黄张裕)，河海大学土木工程学院 江苏南京210098(赵仲荣) |
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| 摘 要： | 本文结合城市地面控制点现状和南京地铁GPS控制网建立的实践 ,分析GPS网数据处理中地面起算点选取对控制网精度的影响 ,探讨城市GPS网地面起算基准选取及其兼容性分析方法 ,总结GPS网地面起算点选取的基本原则 ,并利用模拟法进行GPS网地面起算点的兼容性分析和取舍 ,有效地避免GPS网的扭曲和变形 ,提高GPS网精度
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| 关 键 词： | GPS控制网 地面起算基准 兼容性 模拟法 |
Selection of Terrestrial Initial Benchmark and Their Compatibility in Urban GPS Control Network |
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| Huang Zhangyu et al.. Selection of Terrestrial Initial Benchmark and Their Compatibility in Urban GPS Control Network[J]. Geotechnical Investigation & Surveying, 2003, 0(3) |
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| Authors: | Huang Zhangyu et al. |
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| Affiliation: | Huang Zhangyu et al. |
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| Abstract: | In combination with the present condition of urban control points and the practice of Nanjing metro GPS network,the impact of terrestrial initial points on the precision of urban GPS network is analyzed.The method of selecting the points and their compatibility analysis of GPS network are studied.As a result,the distortion is mostly avoided and the precision improved. |
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| Keywords: | GPS control network terrestrial initial benchmark |
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