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基于ASTER数据的蚀变矿物信息提取——以哈密黄山铜镍矿区为例

DOI: 10.6046/gtzyyg.2012.02.16, PP. 85-91

Keywords: ASTER,黄山铜镍矿,主成分分析,光谱角制图

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Abstract:

在分析哈密黄山铜镍矿区典型地物波谱特征的基础上,设计了基于ASTER数据的蚀变信息提取流程,详细论述了对4组含不同离子或基团的常见蚀变矿物应用主成分分析(PCA)进行蚀变信息提取、采用光谱角制图法(spectralanglemapper,SAM)进行干扰异常筛选的

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