I would like to remove zeros from my matrix

1 vue (au cours des 30 derniers jours)
Ashkan Rigi
Ashkan Rigi le 26 Oct 2021
Réponse apportée : Walter Roberson le 27 Oct 2021
a=[0 0 0; 0 0 0; 1 2 3; 4 5 6]
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LeoAiE
LeoAiE le 26 Oct 2021
Modifié(e) : LeoAiE le 26 Oct 2021
Ran in:
a=[0 0 0; 0 0 0; 1 2 3; 4 5 6]
a = 4×3
0 0 0 0 0 0 1 2 3 4 5 6
a(a>0) % the results would be a column vector
ans = 6×1
1 4 2 5 3 6
% Or try to remove the row or the columns with zeros
a(1:2,:) = []
a = 2×3
1 2 3 4 5 6
a
a = 2×3
1 2 3 4 5 6
Rik
Rik le 27 Oct 2021
@Aladdin, this is an answer to what might be a homework question. Please consider either moving your comment to the answer section (by deleting this and reposting it) or deleting your comment.

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Réponses (1)

Walter Roberson
Walter Roberson le 27 Oct 2021
Ran in:
a = [0 0 0; 0 0 0; 1 2 3; 4 5 6]
a = 4×3
0 0 0 0 0 0 1 2 3 4 5 6
b = rmmissing(standardizeMissing(a, 0))
b = 2×3
1 2 3 4 5 6

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