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Re: [Bug-gnubg] Confusing 2-away 2-away cube action
From: |
Joern Thyssen |
Subject: |
Re: [Bug-gnubg] Confusing 2-away 2-away cube action |
Date: |
Wed, 27 Nov 2002 10:24:29 +0000 |
User-agent: |
Mutt/1.4i |
On Wed, Nov 27, 2002 at 09:39:28AM -0000, Ian Shaw wrote
> GNU Backgammon Position ID: 4HPwAFiYz8gFAg
> Match ID : MAFgAZAASAAA
> +-1--2--3--4--5--6-------7--8--9-10-11-12-+ O: GnuBg
> | X O O | | O O X | 9 points
> | X O O | | O X | On roll
> | O | | X |
> | O | | X |
> | O | | |
> | |BAR| |^ 11 point match (Cube: 1)
> | X | | |
> | X | | |
> | X | | X O |
> | X | | X O |
> | O X | X | X O O | 9 points
> +24-23-22-21-20-19------18-17-16-15-14-13-+ X: Ian
>
> Cube analysis
> 2-ply cubeless MWC 62.70% (Money: +0.634)
> 0.705 0.254 0.021 - 0.295 0.049 0.001
> 1. Double, take 54.86%
> 2. Double, pass 70.00% (+15.14%)
> 3. No double 54.24% ( -0.62%)
> Proper cube action: Double, take
>
> I am using the W-H MET, so the take point is 30%. 2-ply evaluation has
> X's winning chances at 29.5%. There is no recube value, so this can't
> be a take.
Yes, it sure looks like something is wrong. The MWC for double, take
looks quite wrong.
Jørn
--
Joern Thyssen, PhD
Vendsysselgade 3, 3., DK-9000 Aalborg, Denmark
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