| Helmert方差分量估计理论的优化及其在形变监测网中的应用 |
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| 引用本文： | 邹进贵, 李琴, 王铜, 罗刊. Helmert方差分量估计理论的优化及其在形变监测网中的应用[J]. 武汉大学学报 ( 信息科学版), 2009, 34(9): 1076-1079. |
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| 作者姓名： | 邹进贵 李琴 王铜 罗刊 |
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| 作者单位： | 1武汉大学测绘学院,武汉市珞喻路129号430079 |
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| 基金项目： | 武汉市科技局重大工程灾害监测资助项目(200760323113) |
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| 摘 要： | 将Helmert方差分量估计理论进行优化后应用到形变监测网的数据处理中,使观测数据的权值更加合理,平差结果精度更高,更好地满足形变监测数据处理的要求。实例论证了优化后的Helmert方差分量估计方法的有效性。
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| 关 键 词： | Helmert方差分量估计 优化 形变监测网 精度估计 平差 |
| 收稿时间： | 2009-07-14 |
| 修稿时间： | 2009-07-14 |
Theory's Optimization of Helmert Variance Component Estination and Its Application to Deformation Monitoring Network |
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| ZOU Jingui, LI Qin, WANG Tong, LUO Kan. Theory's Optimization of Helmert Variance Component Estination and Its Application to Deformation Monitoring Network[J]. Geomatics and Information Science of Wuhan University, 2009, 34(9): 1076-1079. |
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| Authors: | ZOU Jingui LI Qin WANG Tong LUO Kan |
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| Affiliation: | 1 School of Geodesy and Geomatics,Wuhan University,129 Luoyu Road,Wuhan 430079,China |
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| Abstract: | As one method of the confirming weight newly to gain the best weight,Helmert variance component estination in used in many fields.In this paper,Optimized Helmert variance component estination is used in the deformation monitoring network,which makes the confirming weight more reasonable,and the adjusted value's precision much higher.It demonstrates the effectivity of Optimized Helmert variance component estination. |
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| Keywords: | Helmert variance component estination optimization deformation monitoring network precision estimation adjustment |
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