| 基于移除-恢复法的GPS水准高差拟合方法研究 |
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| 引用本文： | 廖中石,龚立新.基于移除-恢复法的GPS水准高差拟合方法研究[J].北京测绘,2008(4). |
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| 作者姓名： | 廖中石 龚立新 |
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| 作者单位： | 广州市市政园林工程质量检测中心,广东,广州,510410;赣州市第三建筑工程有限公司,江西,赣州,341000 |
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| 摘 要： | 讨论了将GPS测得的大地高差转换为正常高差的基本原理和算法,研究了移除-恢复算法在GPS高差转换中的应用。利用该算法对某一线路GPS大地高差观测数据进行了处理,结果表明基于移除-恢复法的GPS高差转换方法能改善高差转换精度,具有很好的实用价值。
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| 关 键 词： | GPS高差转换 地球重力场模型 移除-恢复法 精度分析 |
The Study of GPS Height Difference Interpolation based on Remove-restore nethod |
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| LIAO Zhong-shi,GONG Li-xin.The Study of GPS Height Difference Interpolation based on Remove-restore nethod[J].Beijing Surveying and Mapping,2008(4). |
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| Authors: | LIAO Zhong-shi GONG Li-xin |
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| Institution: | LIAO Zhong-shi1; GONG Li-xin2 (1.The Engineering Municipal And Park Testing Center of Guangzhou; Guangzhou Guangdong 510410; China); |
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| Abstract: | The basis theory and method of GPS height differences transformation are introduced.Finally Some special cases in line shaped railway GPS height differences interpolation are presented,and the results show that the transformation method based on remove-restore method can improve the precision of height difference transformation and has the widely practical value. |
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| Keywords: | GPS Height Differences Transformaition Model Remove-restore Method Precision Analysis |
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