Delete empty cell array

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Aditya Shukla
Aditya Shukla il 3 Ago 2015
Commentato: Marcio Teixeira il 27 Apr 2021
Hi all,I have a problem regarding deletion in cell array.
The cell array is like A=
neigh node_id
[] [1]
[3X1] [2]
[5X1] [3]
[2X1] [4]
[] [5]
[9X1] [6]
Now, i want to delete the cells A{1,:} and A{5,:},as (A{1,1}=[] and A{5,1}=[]). Thus resulting array would be like:
A=
neigh node_id
[3X1] [2]
[5X1] [3]
[2X1] [4]
[9X1] [6]
the code
A = A(~cellfun('isempty', A)); is not able to work on this type of array A=cell(6,2).
Thanks
  1 Commento
Jan
Jan il 3 Ago 2015
"is not able to work" is a bad description of the problem. Please post the error message or explain in detail the difference between the results and your expectations.

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Risposta accettata

Jan
Jan il 3 Ago 2015
A = A(~any(cellfun('isempty', A), 2), :);
  3 Commenti
Aditya Shukla
Aditya Shukla il 4 Ago 2015
One more solution I found is
B=[];
count=1;
for i=1:size(A,1)
if(size(A{i,1},2)~=0)
B{count,1}=A{i,1};
B{count,2}=A{i,2};
count=count+1;
end
end
Marcio Teixeira
Marcio Teixeira il 27 Apr 2021
That is clean and elegant solution Jan. I learn a lot with this community.
Thank you very much.

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Più risposte (1)

Manolis Michailidis
Manolis Michailidis il 3 Ago 2015
Modificato: Manolis Michailidis il 3 Ago 2015
have you tried something like this?
for i=1:length(your_cell_size)
idx(i) = find(~cellfun(@isempty,A{i}));
end
A=A{~idx}

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