Effacer les filtres
Effacer les filtres

How to descend order column that have maximum values zero in MATLAB

2 vues (au cours des 30 derniers jours)
safaa
safaa le 31 Mar 2017
Commenté : safaa le 31 Mar 2017
For example : A=[ 0 3 2 5 0 3 1 1 2 2; 5 8 6 6 1 0 0 2 3 3; 7 9 9 7 0 0 0 0 0 0; 8 10 10 9 9 8 10 6 5 7;] And column order that have maximum values zero : 5 6 7 1 8 9 10 2 3 4

Réponse acceptée

KSSV
KSSV le 31 Mar 2017
A=[ 0 3 2 5 0 3 1 1 2 2; 5 8 6 6 1 0 0 2 3 3; 7 9 9 7 0 0 0 0 0 0; 8 10 10 9 9 8 10 6 5 7;] ;
[m,n] = size(A) ;
c = zeros(m,1) ;
for i = 1:m
c(i) = n-nnz(A(i,:)) ;
end
[val,idx] = sort(c) ;
A = A(idx,:) ;

Plus de réponses (1)

Thorsten
Thorsten le 31 Mar 2017
[~, idx] = sort(sum(A == 0), 'descend')

Catégories

En savoir plus sur Modeling dans Help Center et File Exchange

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Translated by