weixin_43276913的博客

改进版矩阵中的循环操作非常耗时，so 用矩阵逻辑与操作替代for循环one = ones(s_img(1), s_img(2));segM = segM & uint8(one);% for i=1:s_img(1)% for j=1:s_img(2)% if segM(i,j)==255% segM(i,j)=1;% ...

参考博客：https://www.cnblogs.com/anzhiwu815/p/5907033.htmlfind函数返回非0元素的索引返回元素在原矩阵/向量中的索引(矩阵中的元素是一列一列存储的)%%%%%%%%%%%%%%%%%%numel(A) -- 返回矩阵或向量中的元素总数图像分割_绘制超像素边界%完整代码im=imread('130014.jpg');...

src_img_name = 'haixing.png';img = imread(src_img_name);% get binary imagegray_img = rgb2gray(img);T = graythresh(gray_img);bw_img = imbinarize(gray_img, T);% find the largest connected regio...