How can I select a part of a matrix ?
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I want to select the component of this matrix, whose first column value is bigger than 4, and the second column value is smaller than 0.6
B =
1.0000 0.3000
2.0000 0.6000
3.0000 0.5000
4.0000 0.7000
5.0000 0.2000
6.0000 0.5000
7.0000 0.4000
8.0000 0.5000
The code below is mine, but it never works,:( please help me.
Chosen_data=[];
for i=1:8;
Chosen_data=B((B(i,1)>4)&(B(i,2)<0.6));
end
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Voss
2022 年 11 月 24 日
編集済み: Voss
2022 年 11 月 24 日
B = [1 0.3
2 0.6
3 0.5
4 0.7
5 0.2
6 0.5
7 0.4
8 0.5];
idx = B(:,1) > 4 & B(:,2) < 0.6;
Chosen_data = B(idx,:)
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Image Analyst
2022 年 11 月 24 日
@재훈 If this Answer solves your original question, then could you please click the "Accept this answer" link to award the answerer with "reputation points" for their efforts in helping you? They'd appreciate it. Thanks in advance. 🙂 Note: you can only accept one answer (so pick the best one) but you can click the "Vote" icon for as many Answers as you want. Voting for an answer will also award reputation points.
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