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Rollout Results w/o jacoby

Posted By: ah_clem
Date: Thursday, 19 January 2017, at 9:55 p.m.

In Response To: Rollout Results Posted (Paul Weaver)

Without the Jacoby rule this is not an initial double according to the rollout below. This is one of those fairly rare positions where it is correct to turn the cube to activate gammons if Jacoby is being used. Without Jacoby, it's ND/T





White is Player 2

score: 0
pip: 132
Unlimited Game
pip: 154
score: 0

Blue is Player 1
XGID=-a-aBBC-B---aD-a-cacb-a-aB:0:0:1:00:0:0:0:0:10
Blue on roll, cube action?

Analyzed in Rollout No double Double/Take
Player Winning Chances: 60.60% (G:28.49% B:4.70%) 60.56% (G:28.57% B:4.75%)
Opponent Winning Chances: 39.40% (G:18.71% B:0.49%) 39.44% (G:18.54% B:0.49%)
Cubeless Equities +0.352 +0.708
Cubeful Equities
No double:+0.444±0.017 (+0.427..+0.461)
Double/Take:+0.428 (-0.016)±0.027 (+0.402..+0.455)
Double/Pass:+1.000 (+0.556)
Best Cube action: No double / Take
Percentage of wrong pass needed to make the double decision right: 2.7%
Rollout details
1296 Games rolled with Variance Reduction.
Moves: 3-ply, cube decisions: XG Roller
Double Decision confidence:83.7%
Take Decision confidence:100.0%
Duration: 37 minutes 53 seconds

eXtreme Gammon Version: 2.10

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