Graph.Tree vs Graph.PatriciaTree

Alp Mestanogullari alpmestan at gmail.com
Thu Feb 4 22:52:21 EST 2010


By the way, can you push all your new code to the repository ?
I'll work on separating stuffs a bit already, and then push that back to the
repo.

Next thing I may take a look at is already preparing some quickcheck props,
and trying to offer a nice API for NN creation.

Then... we'll tackle backprop learning... :-)

Are you guys all okay with that ?

On Thu, Feb 4, 2010 at 8:45 PM, Thomas Bereknyei <tomberek at gmail.com> wrote:

> Ok, a little more comparison.  Same test (in seconds):
>
>         Patricia tree                Tree
> ghci       3.28                         4.24
> compiled  2.0                        3.3
> with O2    1.5                        2.6
> -H256m    1.4                         2.3
>
> This isn't bad.
>
> -Tom
>
>
> On Wed, Feb 3, 2010 at 7:03 AM, Jorden Mauro <jrm8005 at gmail.com> wrote:
> > On Wed, Feb 3, 2010 at 9:54 AM, Alp Mestanogullari <alpmestan at gmail.com>
> wrote:
> >> Indeed, but IIRC, it's more about space profiling, whereas Thomas seems
> to
> >> be focusing on time performances for the moment.
> >
> > Good to know.
> >
> >>
> >> On Wed, Feb 3, 2010 at 3:43 PM, Jorden Mauro <jrm8005 at gmail.com> wrote:
> >>>
> >>> There is a profiler that comes with GHC, too.
> >>>
> >>> On Wed, Feb 3, 2010 at 5:17 AM, Thomas Bereknyei <tomberek at gmail.com>
> >>> wrote:
> >>> > For 10000 steps of 23 sigmoid neurons I unscientifically tested and
> >>> > found that the PatriciaTree version takes half the time.
> >>> >
> >>> > Is there an easy way to time things in Haskell?
> >>> >
> >>> > -Tom
> >>> >
> >>> > _______________________________________________
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> >>> >
> >>>
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> >>
> >>
> >> --
> >> Alp Mestanogullari
> >> http://alpmestan.wordpress.com/
> >> http://alp.developpez.com/
> >>
> >
>
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-- 
Alp Mestanogullari
http://alpmestan.wordpress.com/
http://alp.developpez.com/
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