How can i extract small matrix from a big matrix

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aiman 2022년 11월 7일
댓글: aiman 2022년 11월 7일
how can extract rows and columns from a big matrix using MATLAB ,For example I have 10*10 matrix and i only want first five rows and first column

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BN 2022년 11월 7일
편집: BN 2022년 11월 7일
Let A be your example matrix (10x10), and you want to extract the first 5 rows of its first column. It's pretty easy:
A = rand(10,10); % creating random 10*10 matrix
B = A(1:5, 1); % extract first 5 rows of first column

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