Re: [boost] [random] Speed up binomial and poisson distributions

Subject: Re: [boost] [random] Speed up binomial and poisson distributions
From: Paul A. Bristow (pbristow_at_[hidden])
Date: 2009-03-09 07:49:08

First of all, have you tried to contact the original author Jens Maurer

http://www.boost.org/users/people/jens_maurer.html

gives an email address.

Or does anyone else have a current address?

Paul

> -----Original Message-----
> From: boost-bounces_at_[hidden] [mailto:boost-bounces_at_[hidden]]
On
> Behalf Of Ross Levine
> Sent: 09 March 2009 05:46
> To: boost_at_[hidden]
> Subject: Re: [boost] [random] Speed up binomial and poisson distributions
> 
> Hey Stephan,
> 
> I have a quick poisson generator based on Ahrens and Dieter's PD
> algorithm. I've been too busy to formally submit it. If you want to
> take a look it's here:
> http://dl.getdropbox.com/u/416909/poisson_distribution.hpp
> 
> If anyone knows how to submit this for review, please let me know.
> 
> Ross Levine
> 
> On Sat, Mar 7, 2009 at 5:04 AM, Paul A. Bristow <pbristow_at_[hidden]>
wrote:
> >
> >
> >> -----Original Message-----
> >> From: boost-bounces_at_[hidden]
[mailto:boost-bounces_at_[hidden]]
> > On
> >> Behalf Of Stephan
> >> Sent: 06 March 2009 10:26
> >> To: boost_at_[hidden]
> >> Subject: [boost] [random] Speed up binomial and poisson distributions
> >>
> >> Hi,
> >>
> >> I was wondering why the binomial distribution still isn't optimized
> >> for speed. If I look into the GSL as a comparison, they use much
> >> smarter and faster algorithms. As is, the bosst::random distributions
> >> are not usable for computational purposes to me, which is a pity since
> >> I very much like the approach using variate_generators and stuff...
> >>
> >> I would be happy to contribute some faster code, but I don't know how
> >> exactly I should proceed for that... should I contact the maintainer
> >> directly?
> >
> > Yes - I think you should - and report back here if you fail -  someone
else
> > may be willing to take on the task
> >
> > - or help *you* to take it on ;-)
> >
> > Paul
> >
> >
> > ---
> > Paul A. Bristow
> > Prizet Farmhouse
> > Kendal, UK   LA8 8AB
> > [phone], mobile [phone]
> > pbristow_at_[hidden]
> >
> >
> >
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