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BGonline.org Forums
Rollout etc
Posted By: neilkaz In Response To: BPC Sunday Bi Monthly vs Carter (neilkaz)
Date: Tuesday, 5 June 2007, at 10:23 a.m.
My own methods were developed by me prior to EPC but are somewhat similar and based on making adjustments some reference positions for speed board races vs pip count oriented races.
Anyhow..here I slightly underestimated my chances to waste a roll (or to not gain one with doubles) and determined that this was a borderline take/drop. Off course I cubed and I think Carter, also not being sure that it was a take or a drop, ended up taking since he was playing me.
The score (after 0 games) is: gnubg 2, user 2 (match to 9 points)
Move number 5: user on roll, cube decision?
Pip counts: gnubg 52, user 37
Position ID: bO8AAPDuTgAAAA Match ID: UQkgASAAEAAA
• user doubles
Cube decision Rollout cubeless equity +0.5073 (Money: +0.5073) Cubeful equities: 1. Double, take +0.8961 2. Double, pass +1.0000 +0.1039 3. No double +0.8021 -0.0940 Proper cube action: Redouble, take Rollout details
Win W g W bg Lose L g L bg Cubeless Cubeful Player user owns 2-cube 0.7537 0.0000 0.0000 - 0.2463 0.0000 0.0000 +0.5073 +0.8021 Standard error 0.0000 0.0000 0.0000 - 0.0000 0.0000 0.0000 0.0000 0.0003 Player gnubg owns 4-cube 0.7521 0.0000 0.0000 - 0.2479 0.0000 0.0000 +1.0389 +0.8961 Standard error 0.0000 0.0000 0.0000 - 0.0000 0.0000 0.0000 0.0001 0.0003 Full cubeful rollout with var.redn. 23531 games, Mersenne Twister dice gen. with seed 1062124098 and quasi-random dice Play: world class 2-ply cubeful prune [world class] keep the first 0 0-ply moves and up to 8 more moves within equity 0.16 Skip pruning for 1-ply moves. Cube: 2-ply cubeful prune [world class]
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