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-2,-4 backgame cube activity - ROLLOUT

Posted By: Keene
Date: Saturday, 6 September 2008, at 8:45 p.m.

In Response To: -2,-4 backgame cube activity (Keene)

The score (after 0 games) is: White 1, Black 3 (match to 5 points)

Move number 3: Black to play 41

White	79
Black	156
Position ID: PwAAYGFtFiILAA Match ID: cAmmABAAGAAA

• Black doubles

Cube decision
Rollout cubeless equity		+0.668	(Money: +0.666)
Cubeful equities:
1.	Double, pass	+1.000
2.	Double, take	+1.352	+0.352
3.	No double	+0.981	-0.019
Proper cube action:		Double, pass
Rollout details
Win W g W bg Lose L g L bg Cubeless Cubeful Centered 1-cube 0.847 0.000 0.000 - 0.153 0.025 0.003 +0.668 +0.981 Standard error 0.002 0.000 0.000 - 0.002 0.001 0.001 0.006 0.011 Player White owns 2-cube 0.856 0.000 0.000 - 0.144 0.036 0.005 +2.000 +1.352 Standard error 0.003 0.000 0.000 - 0.003 0.003 0.002 0.015 0.026
Full cubeful rollout with var.redn.
1581 games, Mersenne Twister dice gen. with seed 837599576 and quasi-random dice
Play: world class 2-ply cubeful prune [world class]
keep the first 0 0-ply moves and up to 8 more moves within equity 0.16
Skip pruning for 1-ply moves.
Cube: 2-ply cubeful prune [world class]

Looks like a reasonable double, strong pass.

Messages In This Thread

• -2,-4 backgame cube activity
  Keene -- Thursday, 4 September 2008, at 7:52 p.m.
  • -2,-4 backgame cube activity
    neilkaz -- Friday, 5 September 2008, at 10:07 p.m.
    • -2,-4 backgame cube activity
      Matt Cohn-Geier -- Friday, 5 September 2008, at 10:12 p.m.
  • -2,-4 backgame cube activity
    Keene -- Saturday, 6 September 2008, at 1:31 p.m.
  • -2,-4 backgame cube activity - ROLLOUT
    Keene -- Saturday, 6 September 2008, at 8:45 p.m.
    • -2,-4 backgame cube activity - ROLLOUT
      Philippe Michel -- Saturday, 6 September 2008, at 10:40 p.m.
      • -2,-4 backgame cube activity - ROLLOUT
        Keene -- Sunday, 7 September 2008, at 12:17 a.m.
        • -2,-4 backgame cube activity - ROLLOUT
          Matt Cohn-Geier -- Sunday, 7 September 2008, at 1:22 a.m.
        • -2,-4 backgame cube activity - ROLLOUT
          Philippe Michel -- Sunday, 7 September 2008, at 8:57 a.m.