I had a matrix s of size 4*12540, i want to use only 4*4 of this matrix how should i remove extra columns?

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I had a matrix s of size 4*12540, i want to use only 4*4 of this matrix how should i remove extra columns?

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Dishant Arora
Dishant Arora 2014 年 3 月 31 日
A = yourArray(:,1:4);
or
yourArray(:,5:end) = [];

その他の回答 (1 件)

Joseph Cheng
Joseph Cheng 2014 年 3 月 31 日
編集済み: Joseph Cheng 2014 年 3 月 31 日
If you want to completely remove these columns you can use [] ;
example:
Testmatrix = rand(4,12540);
Testmatrix(:,5:end) = [];%All rows in columns 5 through end are blank;

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