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Matlab: 手动输入初始轮廓线 roipoly

已有 11308 次阅读 2013-9-5 14:53 |个人分类:Matlab|系统分类:科研笔记


% Click mouse to specify initial contour/region


figure('name','Manually initialization');


imshow(img);


BW = roipoly;  % get a region R inside a polygon, BW is a binary image with 1 and 0 inside or

              % outside the polygon;


说明:运行到 BW = roipoly;这句时,figure窗口处于当前状态,用鼠标在窗口中点击一些点,这些点自动连接成一系列直线段,形成一个多边形。最后一个点双击一下,就结束了。得到的结果存储在二值矩阵 BW 中。



https://blog.sciencenet.cn/blog-936367-722524.html

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