How can I create a loop for transpose row vector to column vector

10 vues (au cours des 30 derniers jours)
Gustavo Oliveira
Gustavo Oliveira le 14 Mai 2013
Hi guys!
I have a data 4624X12 and i need transpose every line to columns, to getting a 55488X1 matrix.
I tried the following loop:
j=1; [row,col]=size(data); for i=1:row M(j)=data(i,:)'; j=j+1 end
This error appier in this situation: "??? In an assignment A(I) = B, the number of elements in B and I must be the same"
Tks every budy!

Réponse acceptée

Roger Stafford
Roger Stafford le 14 Mai 2013
Your words "transpose every line to columns" hint that you wish the rows to remain contiguous within the single column. If so, do this:
M = data.';
M = M(:);
  1 commentaire
Gustavo Oliveira
Gustavo Oliveira le 14 Mai 2013
Tks Roger! This really works, I am new in this thing and I'm always complicating everythink.

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Plus de réponses (2)

Shashank Prasanna
Shashank Prasanna le 14 Mai 2013

Jan
Jan le 14 Mai 2013
The error message explains exhaustively, why M(j)=data(i,:)' must fail: There is a vector on the left side, but a scalar on the right side. Obviously you cannot assign the values of a vector to one scalar.
Roger's answer solves the problem efficiently.

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