How can I solve matrix selection extraction
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Hello, I am a college student studying MATLAB.
I want to select columns 1-101, columns 103-203, 205-305, and columns 307-407 among the attached 309×816 matrices and make them into one matrix.
How can i solve it. Please let me know.
thank you
Answers (3)
Chunru
on 28 Jun 2022
load C.mat
% select columns 1-101, columns 103-203, 205-305, and columns 307-407
% and make them into one matrix.
WhatYouWant = C(:, [1:101 103:203 205:305 307:407]);
% The : means all rows; [....] means the selected columns
whos
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AMIT POTE
on 28 Jun 2022
You can go through the following documentation to understand indexing in MATLAB
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Neeraj Mirji
on 28 Jun 2022
The following code extracts the mentioned columns into newMatrix.
newMatrix = C(: , [1:101 103:203 205:305 307:407]);
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