How to find unique lines in cell arrays

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How to find unique lines in the next cell array:
15 'm'
18 'm'
15 'm'
So the result will be:
15 'm'
18 'm'

Accepted Answer

Azzi Abdelmalek
Azzi Abdelmalek on 7 Aug 2013
use unique function
  2 Comments
Azzi Abdelmalek
Azzi Abdelmalek on 7 Aug 2013
a={15 'm'; 18 'm'; 15 'm';13 'r';15 'm'}
b=cellfun(@num2str,a,'un',0)
c=arrayfun(@(x) horzcat(b{x,:}),(1:size(a,1))','un',0)
[idx,idx]=unique(c)
out=a(idx,:)

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