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Re: [Bug-gnubg] A new variance reduction technique

From: Massimiliano Maini
Subject: Re: [Bug-gnubg] A new variance reduction technique
Date: Mon, 30 Mar 2009 18:34:56 +0200

Michael Petch <address@hidden> wrote on 30/03/2009 16:30:24:

> On 30/03/09 8:14 AM, "Massimiliano Maini" <address@hidden
> > wrote:

> 2. I'm not sure gnubg uses 2ply for luck evaluation. If it uses 0
> ply (as I remember,
> but I could be wrong, mabe it is 0ply just for match analysis luck
> evals), introducing
> your trick would cost something in terms of speed (actually, quite a
> lot I would say,
> knowing that each additional ply cost more or less a factor 21). If
> somebody on gnubg
> mailing list can confirm that ....

> By default luck is analyzed at 0 ply. You can set the plies manually with:
> set analysis luckanalysis plies <plies>

Right, but is this setting acting only on the luck analysis (the luck adjusted
result you see in the stats of an analyzed metch/session) or also on the variance
reduction algorithm ?

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