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DQ: Equity of both plays the same acording to GNUbg 4-ply? — Spoiler Alert

Posted By: Taper_Mike
Date: Sunday, 23 December 2012, at 5:15 a.m.

In Response To: DQ: Equity of both plays the same acording to GNUbg 4-ply? (leobueno)

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Below is my truncated “b” rollout of your checker position. It uses a truncated rollout in GnuBg to simulate XG Roller++. Interestingly, the result is not a tie! Mike

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The score (after 0 games) is: gnubg 0, MusicLover 0 (match to 9 points)

Move number 3: MusicLover to play 53

gnubg	165
MusicLover	129
Position ID: bBswgSWwz4ODAA Match ID: cIkuAQAAAAAE

• MusicLover moves 8/3* 6/3

Alert: doubtful move ( -0.022)

#		Ply	Move	Equity
	1	R	18/13 8/5	+0.604823
			0.655595 0.137606 0.003345 - 0.344405 0.060954 0.000914 +0.391586 +0.604823 0.000972 0.001272 0.000091 - 0.000972 0.000465 0.000022 0.002283 0.004818
			Truncated cubeful rollout (depth 5) with var.redn.
			360 games, Mersenne Twister dice gen. with seed 704551413 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]
			Different evaluations after 2 plies:
			Play: 1-ply cubeful prune
			keep the first 0 0-ply moves and up to 8 more moves within equity 0.16
			Cube: 2-ply cubeful prune [world class]
•	2	R	8/3* 6/3	+0.582984 ( -0.021839)
			0.610499 0.238164 0.014784 - 0.389501 0.088920 0.002232 +0.391242 +0.582984 0.001247 0.001555 0.000251 - 0.001247 0.000577 0.000069 0.002925 0.005640
			Truncated cubeful rollout (depth 5) with var.redn.
			360 games, Mersenne Twister dice gen. with seed 704551413 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]
			Different evaluations after 2 plies:
			Play: 1-ply cubeful prune
			keep the first 0 0-ply moves and up to 8 more moves within equity 0.16
			Cube: 2-ply cubeful prune [world class]
	3	R	18/10*	+0.359864 ( -0.244959)
			0.577720 0.180506 0.007941 - 0.422280 0.099195 0.001983 +0.244359 +0.359864 0.001476 0.001431 0.000208 - 0.001476 0.000728 0.000048 0.003478 0.007097
			Truncated cubeful rollout (depth 5) with var.redn.
			360 games, Mersenne Twister dice gen. with seed 704551413 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]
			Different evaluations after 2 plies:
			Play: 1-ply cubeful prune
			keep the first 0 0-ply moves and up to 8 more moves within equity 0.16
			Cube: 2-ply cubeful prune [world class]

Messages In This Thread

• DQ: Equity of both plays the same acording to GNUbg 4-ply?
  leobueno -- Sunday, 23 December 2012, at 2:51 a.m.
  • DQ: Equity of both plays the same acording to GNUbg 4-ply? — Spoiler Alert
    Taper_Mike -- Sunday, 23 December 2012, at 5:15 a.m.
  • I will just make the DMP play! *NM*
    Casper van der Tak -- Sunday, 23 December 2012, at 10:03 a.m.