提出了一种从高清晰的航拍图像中自动地提取出道路网络的方法，要求的输入仅仅是彩色航拍图像。
In this paper, an automatic extraction method for road network from high-definition aerial image is presented. The recommended input in this method is merely the color image.
基于灰度形态学，提出一种从高分辨率遥感图像提取道路网络的方法。首先利用灰度形态特征对遥感影像进行分割，进而得到基本的道路网络轮廓。
Based on grey level mathematical morphology, this paper presents a newly developed approach to extract road network from high-resolution remotely sensed image.
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