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BGonline.org Forums
BK's forever - ROLLOUT
Posted By: Keene In Response To: BK's forever (Keene)
Date: Monday, 11 June 2007, at 1:52 p.m.
So, the good news is that my auto-play of 8/4(2)* is no longer a 0.264 error (and boy was I really shocked to see that), but a mere 0.074.
Although I am curious as to why the most obvious (in my mind) play is wrong by such a distance. at 2-away/7-away, when GG is really obvious to me at least, why does GNU consider the safer, fewer gammons play to be superior? Would that change as the opponents score increased? (i.e. as the equity lost by losing a single or gammon loss decreases due to the MET used). I am going to look at that.
The score (after 3 games) is: TimeFrustratedOpponent 0, kilted 5 (match to 7 points)
Move number 35: kilted to play 22
TimeFrustratedOpponent 109
kilted 92 Position ID: s3MSGATtbAYLAA Match ID: cAnpAAAAKAAA
• kilted moves 8/4*(2)
Cube decision 2-ply cubeless equity +0.573 (Money: +0.475) 0.688 0.150 0.003 - 0.312 0.054 0.001 Cubeful equities: 1. No double +0.533 2. Double, pass +1.000 +0.467 3. Double, take -0.226 -0.759 Proper cube action: No double, take (61.9%)
Alert: very bad move ( -0.074)
Alert: lucky roll! ( +0.445)
# Ply Move Equity 1 R 14/12 6/4*(2) 3/1 +1.136
0.847 0.275 0.009 - 0.153 0.023 0.001 +1.136 0.002 0.003 0.002 - 0.002 0.001 0.000 0.004 Full cubeless rollout (trunc. at one-sided bearoff) with var.redn. 1296 games, Mersenne Twister dice gen. with seed 1062037968 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] • 2 R 8/4*(2) +1.063 ( -0.074)
0.758 0.374 0.015 - 0.242 0.082 0.002 +1.063 0.001 0.002 0.002 - 0.001 0.001 0.000 0.005 Full cubeless rollout (trunc. at one-sided bearoff) with var.redn. 1296 games, Mersenne Twister dice gen. with seed 1062037968 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] 3 0 13/11 6/4*(2) 3/1 +0.901 ( -0.236) 0.793 0.306 0.003 - 0.207 0.053 0.003 4 0 8/4*/2 3/1 +0.888 ( -0.248) 0.779 0.278 0.002 - 0.221 0.039 0.001 5 0 14/8 3/1 +0.781 ( -0.356) 0.746 0.097 0.001 - 0.254 0.012 0.000
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