matrix search and the save on a new matrix

2014 5 20
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更新时间：2014 5 20
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Hi there. I have a 2 collumn ndm a couple thousand rows matrix. The first collumn has some number labels and the second collumn has zeros or ones. I want to locate the ones of the second collumn and save them with the corresponding labels on a new matrix. How can I do it? Regards

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Yao Li
Yao Li 2014-5-20

0 个投票

find(a(:,2)) can be used to find the index of the non-zero rows.

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Yao Li
Yao Li
2014-5-20

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