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64S-21 Unlimited Games 2-ply GnuBg v1 Rollout

Posted By: Taper_Mike
Date: Wednesday, 19 June 2013, at 9:51 p.m.

In Response To: 64S-21 All Scores Call for Rollouts (Taper_Mike)

The score (after 0 games) is: GNUbg 0, You 0

Move number 4: You to play 21

GNUbg157

2O ' ' ' '5X '3X1X ' '5O

1X ' ' ' '5O1X3O ' ' '4X
You167
Position ID: 4HPhQSDgc/ABMA Match ID: cAkFAAAAAAAA

# Ply Move Equity
1 R 13/11 8/7* -0.128950
 
0.4731250.1315560.006348-0.5268750.1650160.010504 -0.091365 -0.128950
0.0002560.0002770.000059-0.0002560.0003020.000086 0.000688 0.001678
 
  Full cubeful rollout with var.redn.  
  46656 games, Mersenne Twister dice gen. with seed 680909797 and quasi-random dice  
  Play: 2-ply cubeful prune [world class]  
  keep the first 2 0-ply moves and up to 6 more moves within equity 0.16  
  Skip pruning for 1-ply moves.  
  Cube: 2-ply cubeful prune [world class]  
  2 R 24/22 8/7* -0.129805 ( -0.000855)
 
0.4707050.1251210.005715-0.5292950.1547320.007424 -0.089910 -0.129805
0.0002500.0002630.000060-0.0002500.0002970.000072 0.000664 0.001661
 
  Full cubeful rollout with var.redn.  
  46656 games, Mersenne Twister dice gen. with seed 680909797 and quasi-random dice  
  Play: 2-ply cubeful prune [world class]  
  keep the first 2 0-ply moves and up to 6 more moves within equity 0.16  
  Skip pruning for 1-ply moves.  
  Cube: 2-ply cubeful prune [world class]  


Annotation
Rollout by Philippe Michel
2013-Jun-17
GNU Backgammon Version: 1.00.0
64S-21-pm.sgf
[H X1] '/46

Using the new GnuBg version 1.00, Philippe made strong 46k rollouts of 64S-21 at all four major scores.

Thanks, Philippe, for sending them along.

Mike

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