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航拍图像中机场跑道的快速检测*

, PP. 262-265

Keywords: 边缘检测,Hough变换,机场检测

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Abstract:

提出一种航拍机场跑道的快速检测方法.首先,采用自适应阈值方法对图像进行边缘检测,提取图像中主要物体的轮廓后利用线段的长度和图像的梯度相位信息剔除短线条和曲线.然后利用Hough变换进行直线检测,搜索出平行直线对作为机场跑道的候选区域.最后利用机场跑道特征对候选区域进行验证,剔除虚假目标.对Internet上下载的大量机场航拍图像的实验表明,该方法能够快速准确地检测出机场跑道,且具有较好的鲁棒性,能够消除背景中诸如云朵等物体的干扰.

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