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Re: Question about RNGs used in oct files, and multiple instances of Oct
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From: |
Sebastian Schöps |
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Subject: |
Re: Question about RNGs used in oct files, and multiple instances of Octave |
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Date: |
Fri, 30 May 2014 08:54:47 -0700 (PDT) |
It depends what you are doing but one good reason is reproducibility!
Seb.
Michael Creel wrote
> Hi all,
>
> I'm using some .oct files that generate random numbers, using Octave's
> oct-rand. Typical lines are
>
> If I simultaneously run multiple copies of Octave (using MPI, on Linux), I
> understand that each copy will have it's own seed, even if I don't
> explicitly set the seed. Is there any particular reason to worry about the
> states of the RNGs becoming the same on the different instances? From what
> I see, I would say no, but I'd appreciate getting information from those
> who know. Also, would it be a better idea to set different seed
> explicitly?
>
> TIA,
> Michael
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