How to make new elements (columns) in a vector (matrix) based on the each value of this vector?

1 次查看（过去 30 天）

kadaldu 2016-8-14

0
链接

此问题的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/299587-how-to-make-new-elements-columns-in-a-vector-matrix-based-on-the-each-value-of-this-vector

评论： kadaldu 2016-8-14

How to expand each element of a vector with ones based on the value of this element.

For example, if vector is: A=[4 2 3 ...], then the new vector will be: C=[1 1 1 1 1 1 1 1 1 ...]. So, the number of how many ones depend on the value of each element of this vector A.

Thanks, Khalid

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。

采纳的回答

Azzi Abdelmalek 2016-8-14

1
链接

此回答的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/299587-how-to-make-new-elements-columns-in-a-vector-matrix-based-on-the-each-value-of-this-vector#answer_231739

在 MATLAB Online 中打开

A=[4 2 3]
C=ones(1,sum(A))

3 个评论
显示 1更早的评论隐藏 1更早的评论

Azzi Abdelmalek 2016-8-14

编辑：Azzi Abdelmalek 2016-8-14

在 MATLAB Online 中打开

C=[];
for k=1:5
   A(k)=randi(10)  % Example of generating 
   C=[C ones(1,A(k))]  
end

kadaldu 2016-8-14

Thank you very much and this is exactly what I am looking for.

I really appreciate your time and support.

Regards, Khalid

请先登录，再进行评论。

类别

MATLAB Language Fundamentals Data Types Numeric Types Logical

在 Help Center 和 File Exchange 中查找有关 Logical 的更多信息

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Translated by

How to make new elements (columns) in a vector (matrix) based on the each value of this vector?

0 个评论
显示 -2更早的评论隐藏 -2更早的评论

采纳的回答

3 个评论
显示 1更早的评论隐藏 1更早的评论

更多回答（0 个）

另请参阅

类别

标签

Community Treasure Hunt

How to make new elements (columns) in a vector (matrix) based on the each value of this vector?

0 个评论 显示 -2更早的评论隐藏 -2更早的评论

采纳的回答

3 个评论 显示 1更早的评论隐藏 1更早的评论

更多回答（0 个）

另请参阅

类别

标签

Community Treasure Hunt

WeChat

0 个评论
显示 -2更早的评论隐藏 -2更早的评论

3 个评论
显示 1更早的评论隐藏 1更早的评论