sum of individual column values using logical operators
5 Ansichten (letzte 30 Tage)
Ältere Kommentare anzeigen
x=[2 1 ;-1 1 ;-1 2 ;1 -1 ;5 -1 ]
ind = x(:,2)<0
C = abs(sum(x(ind)))
ind = x(:,2)>0
D= abs(sum(x(ind)))
here, i need only sum of all rows and second column logical values, while it gives the whole if i remove (:,2) and answer will be not appropriate when i add this one. please guide me
2 Kommentare
Antworten (0)
Siehe auch
Kategorien
Mehr zu Matrix Indexing finden Sie in Help Center und File Exchange
Produkte
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!