以云南省个旧西区为研究区域，选用TM多光谱遥感数据为基本数据源，了解围岩蚀变分布情况和构造特征。
This paper studies in the western part of GeJiu, Yunnan Province, using ETM multi-spectral data. finding out the spatial distribution of wall rock alterations and recognize structures.
该文提出一种基于最小二乘及区域分割的多光谱图像纹理特征提取与比较的方法。
A new method based on least squares and region segmentation is proposed to retrieve and compare the texture features of multi-spectral images in this paper.
首先在画素级上提取影像的纹理和形状结构特征，在构建的多尺度分割集影像上提取物件的区域光谱特征。
Firstly, texture and shape features are extracted at the pixel level, and spectral features are extracted at the object level based on multi-scale image segmentation maps.
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