Define origin and length of the Strel function

Question

Luccas S. 2022-2-22

0
链接

此问题的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/1656020-define-origin-and-length-of-the-strel-function

评论： Luccas S. 2022-2-22

采纳的回答： DGM

I'm trying to create the following structuring element (SE):

The underline bar represents the origin of the SE.

For example, if I want an SE of

and

with length equal to 3, how could I do it through the strel function?

0 个评论
显示 -2更早的评论隐藏 -2更早的评论

请先登录，再进行评论。

请先登录，再回答此问题。

Answer 1

DGM 2022-2-22

0
链接

此回答的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/1656020-define-origin-and-length-of-the-strel-function#answer_902225

在 MATLAB Online 中打开

No need for strel().

A = false(7);
A(4,4) = true
A = 7×7 logical array
 0   0   0   0   0   0
 0   0   0   0   0   0
 0   0   0   0   0   0
 0   0   1   0   0   0
 0   0   0   0   0   0
 0   0   0   0   0   0
 0   0   0   0   0   0
st1 = [1 1 1 0 0 ];
B1 = imdilate(A,st1)
B1 = 7×7 logical array
 0   0   0   0   0   0
 0   0   0   0   0   0
 0   0   0   0   0   0
 1   1   1   0   0   0
 0   0   0   0   0   0
 0   0   0   0   0   0
 0   0   0   0   0   0
st2 = [0 0 1 1 1];
B2 = imdilate(A,st2)
B2 = 7×7 logical array
 0   0   0   0   0   0
 0   0   0   0   0   0
 0   0   0   0   0   0
 0   0   1   1   1   0
 0   0   0   0   0   0
 0   0   0   0   0   0
 0   0   0   0   0   0