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Re: [Bug-gnubg] Alternative weights files

From: Michael Petch
Subject: Re: [Bug-gnubg] Alternative weights files
Date: Mon, 17 Sep 2012 16:58:22 -0600
User-agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:13.0) Gecko/20120614 Thunderbird/13.0.1

On 2012-09-17 16:54, Philippe Michel wrote:
> I have uploaded new weights at 
> http://www.gnubg.org/media/nn-training/pmichel/nets/20120907/
> The difference since what I posted in June is mostly further training of 
> the contact net, and this time the result is statistically significantly 
> better than the current nets.
> new @ 0ply won 50.19% of 5 pts matches against current @ 0ply (1M trials)
> new @ 2ply won 50.69% of 5 pts matches against current @ 2ply (100k trials)
> The latter, if not an outlier, would be a great result. A possible 
> explanation for the bigger improvement compared to 0ply could be that with 
> the new nets, 1ply evaluation works adequately (wins 52.8% of 10k 5ptrs 
> against 0ply) when it is apparently not the case with the current nets.

Thanks for the work! If this is true, and others sign off that this
looks better (I'm sure some will want to verify it), it would seem like
a good reason for another Update in the near future.

Michael Petch
CApp::Sysware Consulting Ltd.
OpenPGP FingerPrint=D81C 6A0D 987E 7DA5 3219 6715 466A 2ACE 5CAE 3304

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