MATLAB Answers

carlos Uribe

Calling multiple cell elements at once

Asked by carlos Uribe
on 17 Nov 2012

Hello,

I have a cell something like

   A=
        [1x3 double]    [1x3 double]    [1x3 double]    [1x3 double]

Is it possible to call the first position of each vector at once? Something like

A{:}(1)

  2 Comments

Matt J
on 17 Nov 2012

Since your A{i} are all the same size and numeric type, it is puzzling why you would maintain it in cell form, as opposed to a 4x3 matrix for example.

carlos Uribe
on 19 Nov 2012

Hi Matt, thanks for your reply...Yes I guess I chose a bad example but I just chose a bad example for what I want to do...not necessarily all of them will be the same size still I would like to call the first position for different purposes.

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2 Answers

Answer by Azzi Abdelmalek
on 17 Nov 2012
 Accepted answer
B=cell2mat(A);
out=B(1:3:end)

  0 Comments


Answer by per isakson
on 17 Nov 2012

Not with plain indexing. This one-liner does it

    r = cellfun( @(v) v(1), A )

However, ...

  0 Comments


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