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Feature-point detection and geometrical rectification for plant leaf based on Hough transform
Author(s): 
Pages: 121-124
Year: Issue:  5
Journal: Journal of Agricultural University of Hebei

Abstract: 图像采集设备采集的植物叶片图像会发生几何畸变,本文提供了对畸变植物叶片图像快速几何校正的方法.首先将畸变图像进行预处理和局部阈值分割,然后提出了1种基于Hough变换求特征点的方法,最后通过空间变换和灰度差值完成了几何校正.校正结果表明此方法具有较强的可行性和有效性.
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