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Re: [Bug-gnubg] Cube decision rollouts in new Win distribution

From: Christian Anthon
Subject: Re: [Bug-gnubg] Cube decision rollouts in new Win distribution
Date: Wed, 28 Jan 2009 19:52:02 +0100

If it did work that way it was broken. The two rollouts are expected
to have the same number of trials.


On Wed, Jan 28, 2009 at 5:51 PM, Neil Robins <address@hidden> wrote:
> Sorry for seeming stupid about this, but having now run a fair number of
> cube decision rollouts, what I find is that in a position where a rollout
> will show the double as clear and the take decision close, such as GNUBG: ID
> pp3BgAmYb4MHAA:cAmgACAAGAAA ticking Stop rollout when one move appears to be
> best will stop the rollout anyway with the double clear and the take pass
> decision unclear.
> You used to be able to continue to roll out only the take and not the no
> double by ticking  the Stop rollout of move... button. But now that button
> seems to have no effect in any rollout of cube decisions and both will
> continue to roll regardless of JSDs.
> ----- Original Message ----- From: "Christian Anthon"
> <address@hidden>
> To: "Neil Robins" <address@hidden>
> Cc: <address@hidden>
> Sent: Tuesday, January 27, 2009 9:37 PM
> Subject: Re: [Bug-gnubg] Cube decision rollouts in new Win distribution
>> Reading the Changelog is not a bad idea when you are using devel
>> software :) The first JSD is that of the double/nodouble decision and
>> the second is that of the take/pass decision. If things work as they
>> should, one should now be able to use the JSD criteria with cube
>> rollouts.
>> Christian.
>> On Tue, Jan 27, 2009 at 8:50 PM, Neil Robins <address@hidden>
>> wrote:
>>> In every rollout of a cube decision I have tried (single thread), a 1 and
>>> 2 Rank/no. never appears and both the Centred 1-cube and Player x owns
>>> 2-cube have JSD figures against them, suggesting some mythical third
>>> choice
>>> must be best.
>>> _______________________________________________
>>> Bug-gnubg mailing list
>>> address@hidden
>>> http://lists.gnu.org/mailman/listinfo/bug-gnubg

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