yade-users team mailing list archive

[Bruno Chareyre <bruno.chareyre@xxxxxxxxxxx>]

Hi Nejib,

The current distribution is  boost::uniform_real<>(0,1) (you have a way 
to find this pattern in Yade's source right?).
The list of possible ditributions is here : 
http://www.boost.org/doc/libs/1_41_0/libs/random/random-distributions.html.

Bruno





nejib hadda a écrit :
> Bruno, I can not find different distributions defined in boost, can you
> clarify more how to jump to Gaussian.
>
> Thanks! 
>
>
>
> Le jeudi 03 décembre 2009 à 12:11 +0100, Anton Gladky a écrit :
>   
> > You can also try the LSMGenGeo library for that. Example is
> > in ./scripts/test/regular-sphere-pack.py
> >
> > It makes also a good job for handling the range of particle sizes.
> > ______________________________
> >
> > Anton Gladkyy
> >
> >
> > 2009/12/3 Bruno Chareyre <bruno.chareyre@xxxxxxxxxxx>
> >         With uniform distribution (currently used in TriaxialTest),
> >         the radius range is :
> >         
> >         [mean_radius*(1-radiusStdDev), mean_radius*(1+radiusStdDev)]
> >         
> >         Not really a stdDev then...
> >         You can easilly switch between different distributions defined
> >         in boost in fact. If you go for gaussian, then StdDev will be
> >         a real StdDev.
> >         
> >         
> >         Bruno
> >         
> >         
> >         nejib hadda a écrit :
> >         
> >         
> >                 How to know or modify the range of granular size in
> >                 Yade, I tried these
> >                 classes : 'ParticuleParameters' and 'Physical
> >                 parameters'. can some body also tell me about what
> >                 'radiusStdDev=.3' in
> >                 triaxialTest.cpp refers to ?
> >                 
> >                 thanks !
> >                 
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> >                  
> >         
> >         
> >         
> >         -- 
> >         
> >         _______________
> >         Chareyre Bruno
> >         Maître de Conférences
> >         
> >         Grenoble INP
> >         Laboratoire 3SR - bureau E145
> >         BP 53 - 38041, Grenoble cedex 9 - France
> >         Tél : 33 4 56 52 86 21
> >         Fax : 33 4 76 82 70 43
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--

_______________
Chareyre Bruno
Maître de Conférences

Grenoble INP
Laboratoire 3SR - bureau E145
BP 53 - 38041, Grenoble cedex 9 - France
Tél : 33 4 56 52 86 21
Fax : 33 4 76 82 70 43
________________