http://www.gissky.net- GIS空间站

根据研究区岩石光谱特征位置选择ETM波段;通过图像掩膜去除集中分布的地表干扰信息,再用主成分变换方法增强蚀变信息;用假彩色合成和非监督分类提取蚀变信息。 更多还原

【Abstract】 Mask technique is applied to eliminate interfere factors at surface and principal component transfer technique is used to enhance the alteration information and the alteration information is extracted by using false color composite and unsuperised classification techniques. 更多还原