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Correction of remote-sensing image based on dark-object methods and atmospheric transmittance
Author(s): 
Pages: 323-327
Year: Issue:  3
Journal: Journal of Chengdu University Of Information Technology

Keyword:  黑暗像元程辐射大气透过率光学遥感图像;
Abstract: 介绍了黑暗像元法光学遥感图像大气校正的基本原理,并根据典型大气条件考虑了光谱的大气透过率分布,设计了一定大气条件下的自动光学遥感图像校正算法.通过对具体的图像模式进行的校正处理效果比较,在图像本身比较模糊的情况下,校正效果较好,而对于图像本身比较清晰的情况下,校正效果不明显,但色彩得到改进并更接近原始色彩,计算表明,在光学遥感图像校正要求不是特别高或者大气条件比较均匀的情况下,是一种仅靠图像信息本身即可进行大气校正的简单方便的方法,具有一定的实用价值.
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