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结合局部分类水平集与颜色特征的遥感影像阴影检测

DOI: 10.3724/SP.J.1004.2014.01156, PP. 1156-1165

Keywords: 遥感影像,阴影检测,水平集,颜色特征

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Abstract:

?为提高对非匀质阴影与亮阴影的检测效果,提出结合局部分类水平集与颜色特征的遥感影像阴影检测方法,首先,结合阴影区域的亮度非均匀性,采用局部分类水平集分割遥感图像的阴影区域;然后,通过分析绿地与阴影颜色特征分量的差别以去除候选阴影区中被误检的绿地.实验结果表明所提出的方法优于现有的黑体辐射模型与自适应特征选择法,有效克服了传统方法对非匀质阴影与亮阴影的漏检问题,且整个检测过程无需人工干预.

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