| 协方差函数拟合高程异常方法探析 |
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| 引用本文： | 李丽华,高井祥,刘晋斌. 协方差函数拟合高程异常方法探析[J]. 测绘工程, 2005, 14(4): 33-35 |
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| 作者姓名： | 李丽华 高井祥 刘晋斌 |
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| 作者单位： | 中国矿业大学,环测学院,江苏,徐州,221008;上海市基础工程公司,上海,200002 |
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| 摘 要： | 采用协方差拟合推估模型拟合GPS高程异常,在介绍协方差拟合推估模型的基础上,讨论了几种确定协方差函数的模型,并结合数据对各种拟合方法进行了比较分析.
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| 关 键 词： | 高程异常 拟合 协方差函数 模型 |
| 文章编号： | 1006-7949（2005）04-0033-03 |
| 收稿时间： | 2005-05-17 |
| 修稿时间： | 2005-05-17 |
Discussion of the methods of the covariance function prediction for the fitting of abnormal height |
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| LI Li-hua,GAO Jing-xiang,LIU Jin-bin. Discussion of the methods of the covariance function prediction for the fitting of abnormal height[J]. Engineering of Surveying and Mapping, 2005, 14(4): 33-35 |
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| Authors: | LI Li-hua GAO Jing-xiang LIU Jin-bin |
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| Affiliation: | 1. School of Environment and Spatial Inforrnatics of CUMT, Xuzhou 221008, China; 2. Shanghai Foundation Engineering Company, Shanghai 200002, China |
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| Abstract: | It presents the theory of the covariance function prediction can be used in the fitting of abnormal height. On the basis of introducing the model of the covariance function prediction, it discusses the models of the covariance function in detail and analyses the results of the fitting methods. |
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| Keywords: | abnormal height fitting covariance function model |
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