首页 >  2004, Vol. 8, Issue (4) : 317-322

摘要

全文摘要次数: 3176 全文下载次数: 20
引用本文:

DOI:

10.11834/jrs.20040405

收稿日期:

2003-02-17

修改日期:

2003-03-14

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应用空间统计学理论解译遥感影像信息“缺失”区
中国林业科学研究院 资源信息所,北京 100091
摘要:

借助图像处理软件ERDAS、地理信息系统软件ArcInfo以及空间统计分析软件ILWIS ,在对TM遥感影像进行分类的基础上 ,运用空间统计学理论以及Kriging插值技术 ,内插了影像真实信息“缺失”斑块的信息 ,插值结果通过了精度检验。为解译影像信息“缺失”区 ,提供了一种手段和方法。

Interpretation of Pixel-missing Patch of Remote Sensing Image with Kriging Interpolation of Spatial Statistics
Abstract:

The purpose of this paper was mainly to interpret the pixel-missing patch of image by using the kriging interpolation technology of spatial ststistics.The TM image(a resolution of 30x30m) of the Jingouling Forest Farm of the Wangqing Forestry Bureau of Northeast China on 1 July,1997 was selected as data resource,and some patches with cloud and cloud shade from the TM image were adopted as experimental data in this paper.Based on the classification for the TM remote sensing image,the pixel information of real pixel-missing patches of image(thereal pixel-missing patch is the patch with the unknown real information of partial regions on the image,which is caused by the shelters of cloud,cloud shade,soot and others)was restored by the kriging interpolation technology of spatial statistics theory under the image processing software-ERDAS,the geographic information system software-ArcInfo and the spatial statistics analysis software-ILWIS.The restored pixel information was reclassified,and the compared with the results of forest resource survey,thus the results(i.s.the classified precision of the restored information of each patch was more than 75%),was obtained.Moreover,the kriging interpolation technology uesd in this paper grasped the fact that the objects on the global surface possessed continuity and self-correlation,and therefore it had better estimation effects.Additionally,the applicable scopes and the applicable conditions of the kriging interpolation were discussed in detail from different aspects.In summary,this paper would paper would provide a method and means for interpreting the pixel-missing patch of image.

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