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Rollout: I did not double here

Posted By: Timothy Chow
Date: Monday, 12 July 2010, at 2:01 a.m.

In Response To: I did not double here (Timothy Chow)

Right after the game I felt that I had missed a double here. However, the rollout confirms that my holding the cube was not a mistake.

gnubg	113
tchow	107
Position ID: s+0gCAaGe8cBAA Match ID: UQkJACAAGAAA

Cube decision
Rollout cubeless equity		+0.400
Cubeful equities:
1.	No double	+0.726
2.	Double, pass	+1.000	+0.274
3.	Double, take	+0.632	-0.094
Proper cube action:		No redouble, take (25.6%)
Rollout details
Win W g W bg Lose L g L bg Cubeless Cubeful Player tchow owns 2-cube 0.695 0.020 0.000 - 0.305 0.010 0.000 +0.400 +0.726 Standard error 0.001 0.001 0.000 - 0.001 0.000 0.000 0.002 0.004 Player gnubg owns 4-cube 0.700 0.019 0.000 - 0.300 0.009 0.000 +0.819 +0.632 Standard error 0.001 0.001 0.000 - 0.001 0.001 0.000 0.005 0.006
Full cubeful rollout with var.redn.
1296 games, Mersenne Twister dice gen. with seed 890049148 and quasi-random dice
Play: supremo 2-ply cubeful prune [world class]
keep the first 0 0-ply moves and up to 16 more moves within equity 0.32
Skip pruning for 1-ply moves.
Cube: 2-ply cubeful prune [world class]

Messages In This Thread

• I did not double here
  Timothy Chow -- Sunday, 11 July 2010, at 2:21 a.m.
  • I did not double here
    Matt Cohn-Geier -- Sunday, 11 July 2010, at 2:37 a.m.
  • I did not double here
    neilkaz -- Sunday, 11 July 2010, at 3:12 a.m.
  • How would you play 32 here?
    Paul Weaver -- Sunday, 11 July 2010, at 4:50 a.m.
  • I did not double here
    Casper van der Tak -- Sunday, 11 July 2010, at 6:52 a.m.
  • I did not double here
    Stick -- Sunday, 11 July 2010, at 9:06 a.m.
  • Rollout: I did not double here
    Timothy Chow -- Monday, 12 July 2010, at 2:01 a.m.