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BGonline.org Forums
Cube action after Kit enters 4 checkers with 55 – Rollout
Posted By: Timothy Chow In Response To: Cube action after Kit enters 4 checkers with 55 – Rollout (Taper_Mike)
Date: Tuesday, 25 November 2014, at 2:58 p.m.
If anyone thinks the decision is obvious, perhaps the variant below will give pause.
It's interesting to me that Kit reportedly uses a factor of 4 between his cube and checker thresholds. I personally use a factor of 2.
White is Player 2
score: 3
pip: 12617 point match pip: 74
score: 7
Blue is Player 1XGID=-BBCBdBBA--------A-cbbbb--:1:1:1:00:7:3:0:17:10 Blue on roll, cube action?
Analyzed in Rollout No redouble Redouble/Take Player Winning Chances: 76.49% (G:15.12% B:0.06%) 78.00% (G:13.86% B:0.05%) Opponent Winning Chances: 23.51% (G:1.84% B:0.05%) 22.00% (G:1.81% B:0.04%) Cubeless Equities +0.657 +1.236 Cubeful Equities No redouble: +0.818 (-0.182) ±0.005 (+0.813..+0.823) Redouble/Take: +1.010 (+0.010) ±0.008 (+1.001..+1.018) Redouble/Pass: +1.000 Best Cube action: Redouble / Pass Rollout details 1296 Games rolled with Variance Reduction.
Dice Seed: 271828
Moves: 3-ply, cube decisions: XG RollerDouble Decision confidence: 100.0% Take Decision confidence: 99.0% Duration: 13 minutes 58 seconds eXtreme Gammon Version: 2.10, MET: Kazaross XG2
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