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Re: [Bug-gnubg] 0-ply (expert) Cube Decision Rollout
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From: |
Joern Thyssen |
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Subject: |
Re: [Bug-gnubg] 0-ply (expert) Cube Decision Rollout |
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Date: |
Tue, 6 May 2003 14:27:47 +0000 |
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User-agent: |
Mutt/1.4.1i |
On Tue, May 06, 2003 at 12:23:02PM +0000, aaa aaa wrote
>
>
>
> >Janowski's formulae produce on-roll equities, whereas >we need
> >on-roll-but-I've-decided-not-to-double equities >for cube decisions.
>
> I'm quite new to backgammon, could you explain the difference between these
> two.
Assume you have produced the following cubeful equities:
No double : 0.7
Double, take: 0.9
Double, pass: 1.0
The on-roll equity is 0.9 (since I would double and my opponent would take
before I roll).
The on-roll-but-I've-decided-not-to-double equity is 0.7 since I've
committed not to double.
Jørn