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ASTER与WorldView2影像协同应用增强铁染蚀变信息的方法研究

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摘要 从光谱尺度和空间尺度综合考虑了ASTER与WorldView2的优缺点,把经过地形校正、大气校正和精确配准的两种影像重采样至同一级别分辨率,使WorldView2 pan与ASTER SWIR进行融合,融合后的影像与WorldView2的8个波段进行组合得到两种数据的协同影像。以新疆塔什库尔干县老并地区作为研究区开展蚀变信息增强和提取工作,实验结果表明协同影像的信息量更加丰富,光谱分辨率和空间分辨率较原始两种影像大为改善,在铁染蚀变信息增强和提取方面具有显著效果。
出处 《西部探矿工程》 CAS 2021年第3期152-154,156,共4页 West-China Exploration Engineering
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