how to find correlation of a row with all the other rows of a matrix ?

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Rohit P 2022-10-7

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评论： Rohit P 2022-10-10

采纳的回答： Bruno Luong

Hello guys,

i am stuck at a problem.. i have 30000x8 matrix.. i want to find correlation coefficient of each row in the matrix with all the other rows in the matrix. for Ex- third row correlation with all its previous as well as succeeding rows.. how can i achieve this?.. please help.

Thank You in Advance

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Bruno Luong 2022-10-7

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编辑：Bruno Luong 2022-10-7

If you have the right toolbox, use https://fr.mathworks.com/help/stats/corr.html

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Bruno Luong 2022-10-7

在 MATLAB Online 中打开

C = corrcoef(A.')

C(i,j) provides you the correlation between row i and row j of A.

C(i,:) is the correlation of row i to all other rows.

You need 7 Gb of RAM to store C if your A matrix is 30000 x 8.

Rohit P 2022-10-10

Ok..Thats exactly what i wanted.. Thank You.!

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Signal Processing Signal Processing Toolbox Transforms, Correlation, and Modeling Correlation and Convolution

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