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Methods of Automatic Computing Land Area of Blocks in Classified Remote Sensing Images
Author(s): 
Pages: 158-161
Year: Issue:  3
Journal: REMOTE SENSING TECHNOLOGY AND APPLICATION

Keyword:  遥感图像面积计算计算机图形学;
Abstract: 遥感应用中经常涉及到面积统计,提出了两个自动计算分类图像斑块面积的方法,逐行扫描法和点生长法.这两种算法由计算机图形学中的图形填充方法——扫描转换及种子填充方法发展而来,详细分析了两个算法过程,对两个算法的优劣进行了比较,得出点生长法算法实现简单,逐行扫描法处理速度快的结论,并给出了对一幅图像的计算结果.
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