How can I select a part of a matrix ?
5 visualizzazioni (ultimi 30 giorni)
Mostra commenti meno recenti
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
0 Commenti
Risposta accettata
Voss
il 24 Nov 2022
Modificato: Voss
il 24 Nov 2022
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,:)
2 Commenti
Image Analyst
il 24 Nov 2022
@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.
Più risposte (0)
Vedere anche
Categorie
Scopri di più su Matrices and Arrays in Help Center e File Exchange
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!