extract submatrix from a large matrix using loop

Dear friends, I have a matrix 1140 by 330. I have to split the matrix into 60 matrices with the size of 19*330 using a for loop. does any one know how to do that?

 采纳的回答

You can use MAT2TILES ( Download ). For example,
A=rand(1140,330);
C=mat2tiles(A,[19,330]);

2 个评论

if i want to calculate the correlation coefficient, does it calculate it seperately? I use corrcoef(C), and I got error!

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更多回答(2 个)

A=rand(1140,330);
out = permute(reshape(A',size(A,2),60,[]),[2,1,3]);
m = rand(1140, 330); %demo matrix
splitm = mat2cell(m, ones(1, 60) * 19, 330)

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