On Thu, Oct 20, 2016 at 10:50 AM, Dave Cottingham
<
address@hidden> wrote:
>
> My conclusion is there's no alternative to implementing this is c++ (which
> I've already done).
>
You may find it worth posting the looped code and your most recent attempt over at StackOverflow.com and seeing if anyone over there can vectorize it more efficiently. Some people monitoring Matlab/Octave posts there are pretty sharp on that subject.
nickj