How to generate all pairwise differences between two vectors

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Tamir Eisenstein
Tamir Eisenstein 2019-2-6
回答： Andrei Bobrov 2019-2-15
Hi,
how can I generate a new vector of all the pairwise differences between two existing vectors?
thanks,
Tamir

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回答（4 个）

Andrei Bobrov
Andrei Bobrov 2019-2-6
out = a(:) - b(:)';
Tamir Eisenstein
Tamir Eisenstein 2019-2-7
Thanks Andrei!
Tamir Eisenstein
Tamir Eisenstein 2019-2-15
编辑：Tamir Eisenstein 2019-2-15
Hi Andrei, I have a small follow-up question:
How can I generate each difference value in "out" to be a percentage from b [i.e ((a-b)/b)*100 ] and not as a "raw" value?
Thanks!
Tamir
Andrei Bobrov
Andrei Bobrov 2019-2-15
out = (a(:)' - b(:))./b(:)*100;

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