I want to repeat every element of a column array (10rows,1column) four times, and put all together in one column array.. please suggest any method

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Mohammed Yousuf
Mohammed Yousuf 2016-12-2
评论： Jan 2016-12-5
eg: t(10,1)=[1;2;3;4;5;6;7;8;9;10] and i want result=[1;1;1;1;2;2;2;2;3;3;3;3;4;4;4;4;5;5;5;5;6;6;6;6;7;7;7;7;8;8;8;8;9;9;9;9;10;10;10;10]
please any body suggest the way out thank you

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回答（4 个）

Alexandra Harkai
Alexandra Harkai 2016-12-2
repelem(t, 4)
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Guillaume
Guillaume 2016-12-3
repelem was introduced in R2015a. It is a good idea to mention which matlab version you're using in the question particularly when it's that out of date.

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Andrei Bobrov
Andrei Bobrov 2016-12-2
编辑：Andrei Bobrov 2016-12-2
result = kron(t,ones(4,1));
Jan
Jan 2016-12-2
t = [1;2;3;4;5;6;7;8;9;10];
r = repmat(t.', 4, 1);
r = r(:);
Mohammed Yousuf
Mohammed Yousuf 2016-12-3
thank you i got the answer
  1 个评论
Jan
Jan 2016-12-5
Then select the answer, which solves your problem or post an own answer for selecting, such that the forum can see, that the problem ist solved. Thanks.

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