[ View Thread ] [ Post Response ] [ Return to Index ] [ Read Prev Msg ] [ Read Next Msg ]

BGonline.org Forums

Post Backgame recube action ***RO***

Posted By: Dmitriy Obukhov
Date: Sunday, 13 November 2011, at 1:18 a.m.

In Response To: Post Backgame recube action, (Dmitriy Obukhov)

Depending on what analysis/RO settings are used, you may end up with totally different verdicts. Here are XGR+/XGR++ evaluations followed by 3ply/4ply rollout:

XGR+




White is Player 2

score: 0
pip: 69
Unlimited Game
Jacoby Beaver
pip: 167
score: 0

Blue is Player 1
XGID=--aBaBB--BB-A---A----beaBA:1:1:1:00:0:0:3:0:10
Blue on roll, cube action?

Analyzed in XG Roller+ No redouble Redouble/Take
Player Winning Chances: 78.172% (G:0.000% B:0.000%) 72.318% (G:0.000% B:0.000%)
Opponent Winning Chances: 21.828% (G:8.124% B:1.100%) 27.682% (G:9.824% B:1.241%)
Cubeless Equities +0.4712 +0.6714
Cubeful Equities
No redouble:+0.7046
Redouble/Take:+0.4793 (-0.2253)
Redouble/Pass:+1.0000 (+0.2954)
Best Cube action: No redouble / Take
Percentage of wrong pass needed to make the double decision right: 30.2%

eXtreme Gammon Version: 2.01

XGR++





White is Player 2

score: 0
pip: 69
Unlimited Game
Jacoby Beaver
pip: 167
score: 0

Blue is Player 1
XGID=--aBaBB--BB-A---A----beaBA:1:1:1:00:0:0:3:0:10
Blue on roll, cube action?

Analyzed in XG Roller++ No redouble Redouble/Take
Player Winning Chances: 78.608% (G:0.000% B:0.000%) 79.555% (G:0.000% B:0.000%)
Opponent Winning Chances: 21.392% (G:7.514% B:1.083%) 20.444% (G:7.207% B:0.963%)
Cubeless Equities +0.4862 +1.0188
Cubeful Equities
No redouble:+0.8565 (-0.0191)
Redouble/Take:+0.8756
Redouble/Pass:+1.0000 (+0.1244)
Best Cube action: Redouble / Take

eXtreme Gammon Version: 2.01

3ply





White is Player 2

score: 0
pip: 69
Unlimited Game
Jacoby Beaver
pip: 167
score: 0

Blue is Player 1
XGID=--aBaBB--BB-A---A----beaBA:1:1:1:00:0:0:3:0:10
Blue on roll, cube action?

Analyzed in Rollout No redouble Redouble/Take
Player Winning Chances: 76.898% (G:0.000% B:0.000%) 76.816% (G:0.000% B:0.000%)
Opponent Winning Chances: 23.102% (G:8.036% B:1.102%) 23.184% (G:7.978% B:0.953%)
Cubeless Equities +0.4466 +0.8940
Cubeful Equities
No redouble:+0.8303±0.0232 (+0.8072..+0.8535)
Redouble/Take:+0.7811 (-0.0493)±0.0353 (+0.7458..+0.8164)
Redouble/Pass:+1.0000 (+0.1697)
Best Cube action: No redouble / Take
Percentage of wrong pass needed to make the double decision right: 18.4%
Rollout details
1296 Games rolled with Variance Reduction.
Moves and cube decisions: 3-ply
Double Decision confidence:98.9%
Take Decision confidence:100.0%
Duration: 22 minutes 21 seconds

eXtreme Gammon Version: 2.01

And last, but not least 4ply:





White is Player 2

score: 0
pip: 69
Unlimited Game
Jacoby Beaver
pip: 167
score: 0

Blue is Player 1
XGID=--aBaBB--BB-A---A----beaBA:1:1:1:00:0:0:3:0:10
Blue on roll, cube action?

Analyzed in Rollout No redouble Redouble/Take
Player Winning Chances: 80.402% (G:0.000% B:0.000%) 79.846% (G:0.000% B:0.000%)
Opponent Winning Chances: 19.598% (G:7.103% B:0.933%) 20.154% (G:7.599% B:0.978%)
Cubeless Equities +0.5277 +1.0223
Cubeful Equities
No redouble:+0.8761 (-0.0490)±0.0143 (+0.8618..+0.8904)
Redouble/Take:+0.9250±0.0234 (+0.9017..+0.9484)
Redouble/Pass:+1.0000 (+0.0750)
Best Cube action: Redouble / Take
Rollout details
1296 Games rolled with Variance Reduction.
Dice Seed: 2
Moves and cube decisions: 4-ply
Double Decision confidence:100.0%
Take Decision confidence:100.0%
Duration: 1 hour 14 minutes

eXtreme Gammon Version: 2.01

Messages In This Thread

 

Post Response
Your Name:
Your E-Mail Address:
Subject:
Message:

If necessary, enter your password below:

Password:
 

 

[ View Thread ] [ Post Response ] [ Return to Index ] [ Read Prev Msg ] [ Read Next Msg ]

BGonline.org Forums is maintained by Stick with WebBBS 5.12.