how to get the usual form of a matrix from a txt file?
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hello, I have a matrix defined in a txt file as it follows:
row column value
1 1 -4.630
2 1 -4.307
3 1 -3.804
1 2 -4.630
2 2 -4.741
3 2 -4.630
1 3 -3.804
2 3 -4.307
3 3 -4.630
and I would like to put it back into the the matrix form provided by matlab (the square form), any suggestions ? Thank you in advance!
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KSSV
2016 年 11 月 23 日
data = importdata('data.txt');
num = data.data ;
matrix = reshape(num(:,3),3,[])
doc reshape
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