How to generate all pairwise differences between two vectors

Hi,

how can I generate a new vector of all the pairwise differences between two existing vectors?

thanks,

Tamir

Answer 1

[Andrei Bobrov]

out = a(:) - b(:)';

Answer 2

[Tamir Eisenstein]

Thanks Andrei!

Answer 3

[Tamir Eisenstein]

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

Answer 4

[Andrei Bobrov]

out = (a(:)' - b(:))./b(:)*100;