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Re: bad random numbers
From: |
Timothy H. Keitt |
Subject: |
Re: bad random numbers |
Date: |
Tue, 13 Jul 1999 14:27:43 -0700 |
Its probably a good idea to "warm up" the generator by discarding the first
1000 or so numbers. I would add this to the seed routine.
Tim
Gerald Jansen wrote:
> "John W. Eaton" wrote:
> > On 13-Jul-1999, Mike Miller <address@hidden> wrote:
> > | Note that the resulting matrix always had a very small number in the
> > | 1,1 cell. The value in that cell ranged from .003 to .017 ...
> >
> > The initial seeds for rand are computed from time(). Not random
> > itself, but at least it should be different each time you run Octave.
>
> Perhaps the first random number should be discarded if the seed computed
> from time() leads to patterns, like those observed by Mike, on some
> systems.
>
> --
> Gerald Jansen
>
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Octave is freely available under the terms of the GNU GPL. To ensure
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- bad random numbers, Mike Miller, 1999/07/13
- bad random numbers, John W. Eaton, 1999/07/13
- Re: bad random numbers, Gerald Jansen, 1999/07/13
- Re: bad random numbers, Mike Miller, 1999/07/13
- Re: bad random numbers, John W. Eaton, 1999/07/13
- Re: bad random numbers, Mike Miller, 1999/07/13
- Re: bad random numbers, John W. Eaton, 1999/07/13
- Re: bad random numbers, A+A Adler, 1999/07/13
- Re: bad random numbers, Mike Miller, 1999/07/13
- Re: bad random numbers, John Judge, 1999/07/13