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空间预测的地统计学框架
作者单位:School of Remote Sensing and Information Engineering,Wuhan University,129 Luoyu Road,Wuhan 430079,China.
基金项目:Supported by the National 973 Program of China (No. 2007CB714402-5).
摘    要:Geostatistics provides a coherent framework for spatial prediction and uncertainty assessment, whereby spatial dependence, as quantified by variograms, is utilized for best linear unbiased estimation of a regionalized variable at unsampied locations. Geostatistics for prediction of continuous regionalized variables is reviewed, with key methods underlying the derivation of major variants of uni-vafiate Kriging described in an easy-to-follow manner. This paper will contribute to demysti- fication and, hence, popularization of geostatistics in geoinformatics communities.

关 键 词:空间预测  地统计学  地质学  科研工作
收稿时间:2006-03-07

The geostatistical framework for spatial prediction
Jingxiong Zhang,Na Yao. The geostatistical framework for spatial prediction[J]. Geo-Spatial Information Science, 2008, 11(3): 180-185. DOI: 10.1007/s11806-008-0087-7
Authors:Jingxiong Zhang  Na Yao
Affiliation:School of Remote Sensing and Information Engineering, Wuhan University, 129 Luoyu Road, Wuhan 430079, China;School of Remote Sensing and Information Engineering, Wuhan University, 129 Luoyu Road, Wuhan 430079, China
Abstract:Geostatistics provides a coherent framework for spatial prediction and uncertainty assessment, whereby spatial dependence, as quantified by variograms, is utilized for best linear unbiased estimation of a regionalized variable at unsampled locations. Geostatistics for prediction of continuous regionalized variables is reviewed, with key methods underlying the derivation of major variants of uni-variate Kriging described in an easy-to-follow manner. This paper will contribute to demystification and, hence, popularization of geostatistics in geoinformatics communities.
Keywords:geostatistics  Kriging  regionalized variables  variograms  spatial prediction
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