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Gnubg 'fesses up
Posted By: Daniel Murphy In Response To: Summer Solstice position 2 Rollout- correct score, and a question. (DC-Ohio)
Date: Friday, 29 June 2007, at 7:54 p.m.
Why is the hit better at -3,-4 ...
Gnubg sez: It's not better. After opponent plays 8/5* 6/1, I should double, but in Darin's rollout I didn't. My bad:
The score (after 0 games) is: White 2, Blue 1 (match to 5 points)
Move number 4: White on roll, cube decision?
White 139
Blue 122 Position ID: 2zQxAAewtw0YQA Match ID: MAGgACAACAAA
• White doubles
Cube decision Rollout cubeless equity +0.5015 (Money: +0.4835) Cubeful equities: 1. Double, take +0.8907 2. Double, pass +1.0000 +0.1093 3. No double +0.7339 -0.1568 Proper cube action: Double, take Rollout details
Win W g W bg Lose L g L bg Cubeless Cubeful Centered 1-cube 0.7057 0.1561 0.0070 - 0.2943 0.0904 0.0006 +0.5015 +0.7339 Standard error 0.0031 0.0040 0.0020 - 0.0031 0.0041 0.0006 0.0106 0.0249 Player Blue owns 2-cube 0.7179 0.1578 0.0135 - 0.2821 0.1011 0.0011 +1.4410 +0.8907 Standard error 0.0035 0.0065 0.0030 - 0.0035 0.0072 0.0008 0.0377 0.0354 Full cubeful rollout with var.redn. 430 games, Mersenne Twister dice gen. with seed 1068440660 and quasi-random dice Play: 2-ply cubeful prune [world class] keep the first 0 0-ply moves and up to 8 more moves within equity 0.12 Skip pruning for 1-ply moves. Cube: 2-ply cubeful prune [world class]
Annotation
Cube analysis
0-ply cubeless equity +0.5253 (Money: +0.4356)
0.6945 0.1479 0.0036 - 0.3055 0.1037 0.0012
Cubeful equities:
1. No double +0.6395
2. Double, pass +1.0000 ( +0.3605)
3. Double, take +0.6364 ( -0.0031)
Proper cube action: No double, take (0.9%)
Cube analysis
1-ply cubeless equity +0.5424 (Money: +0.4455)
0.6950 0.1596 0.0031 - 0.3050 0.1060 0.0013
Cubeful equities:
1. Double, take +0.6612
2. Double, pass +1.0000 ( +0.3388)
3. No double +0.5846 ( -0.0766)
Proper cube action: Double, take
Cube analysis
2-ply cubeless equity +0.4845 (Money: +0.4038)
0.6867 0.1376 0.0027 - 0.3133 0.1088 0.0012
Cubeful equities:
1. No double +0.5620
2. Double, pass +1.0000 ( +0.4380)
3. Double, take +0.5607 ( -0.0013)
Proper cube action: No double, take (0.3%)
Cube analysis
3-ply cubeless equity +0.5569 (Money: +0.4600)
0.7000 0.1582 0.0031 - 0.3000 0.1000 0.0013
Cubeful equities:
1. Double, take +0.7059
2. Double, pass +1.0000 ( +0.2941)
3. No double +0.6139 ( -0.0920)
Proper cube action: Double, take
Cube analysis
4-ply cubeless equity +0.4819 (Money: +0.4019)
0.6860 0.1367 0.0024 - 0.3140 0.1081 0.0012
Cubeful equities:
1. Double, take +0.5561
2. Double, pass +1.0000 ( +0.4439)
3. No double +0.5510 ( -0.0051)
Proper cube action: Double, take
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