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航空热红外多光谱扫描仪(ATIMS)数据发射率信息分析和提取

Keywords: 热红外多光谱扫描仪发射率图像发热率信息

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Abstract:

提出了一种提取热红外图像发射率信息的比值加权法,研究表明,本区石灰岩光谱由CO3弯曲振动控制,发射谷在H.3μm附近,石英砂岩的光谱在8.6-9.0μm和9.8-10.6μm为低发射率,而杂砂岩由于含有硅酸盐矿物和一些碳酸盐矿物,在9.8-10.6μm和10.6-11.4μ呈相对低发射率。结果显示比值加权法对于航空热红外多波段扫描仪TIMS数据地物发射率信息提取是有效的。

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