Forum Archive :
Opening Rolls
In this GNU BG 2-ply cubeful rollout, it's too close to call as to
which play is best. Making the two-point is a clear cubeless winner.
I notice winning the opening with 6-4 leaves you only as a very small
favorite.
Rank Ply Move Equity
==== === ========== ========
#1 R 8/2 6/2 +0.01021
P(W) P(WG) P(WBG) P(L) P(LG) P(LBG) cubeless cubeful
------ ------ ------- ------ ------ ------- -------- --------
.49842 .15768 .00811 - .50158 .14196 .00621 +0.01446 +0.01021 Equity
.00044 .00050 .00015 - .00044 .00049 .00013 .00116 .00313 StdErr
Rank Ply Move Equity
==== === ========== ========
#2 R 24/18 13/9 +0.00995 (-0.00026)
P(W) P(WG) P(WBG) P(L) P(LG) P(LBG) cubeless cubeful
------ ------ ------- ------ ------ ------- -------- --------
.50289 .13598 .00665 - .49711 .13628 .00598 +0.00614 +0.00995 Equity
.00050 .00052 .00020 - .00050 .00052 .0,015 0.00137 0.00341 StdErr
Rank Ply Move Equity
==== === ========== ========
#3 R 24/14 +0.00857 (-0.00164)
P(W) P(WG) P(WBG) P(L) P(LG) P(LBG) cubeless cubeful
------ ------ ------- ------ ------ ------- -------- --------
.50591 .11814 .00503 - .49409 .12888 .00479 +0.00132 +0.00857 Equity
.00045 .00047 .00013 - .00045 .00050 .00012 0.00114 0.00308 StdErr
Full cubeful rollout with var.redn. 16428 games, Mersenne Twister
dice gen. with seed 983052480 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].
|
|
|
|
Opening Rolls
- At different match scores (Louis Nardy Pillards, July 2002)
- Average advantage of winning opening roll (Chuck Bower, Oct 1998)
- Choosing a strategy (Daniel Murphy, June 2001)
- Early game rule of thumb (Rich Munitz, Feb 2009)
- Factors to consider (Kit Woolsey, July 1994)
- How computers play (Kit Woolsey, Mar 1995)
- Magriel's Chapter 5 (Hayden Alfano+, May 2006)
- Mloner vs Jellyfish (Kit Woolsey, Dec 1995)
- Nactating a whole game (Nack Ballard+, Jan 2011)
- Nactation (Jim Stutz+, June 2010)
- Nactation overview (Nack Ballard, Oct 2009)
- Nactation--Why use it? (leobueno+, Jan 2011)
- Opening 1's: Split or slot? (Douglas Zare, Dec 2003)
- Opening 21: Rollout (Stick, Mar 2006)
- Opening 21: Split or slot? (Dick Adams+, Dec 2003)
- Opening 32: Rollout (Stick, Feb 2006)
- Opening 43: In GOL online match (Raccoon+, Feb 2004)
- Opening 43: Pros and cons (Stick+, Jan 2006)
- Opening 43: Which split is better? (Peter Backgren+, Aug 2000)
- Opening 43: Which split is better? (Michael J. Zehr+, Mar 1996)
- Opening 51: Rollout (Stick, Feb 2006)
- Opening 52: Merits of splitting (Peter Bell, Apr 1995)
- Opening 53: Magriel's recommendation (George Parker+, July 1997)
- Opening 53: Split to 21? (Alex Zamanian, Aug 2000)
- Opening 53: Why make the three point? (Kit Woolsey+, Feb 1996)
- Opening 6's: Slot the bar point? (Chuck Bower+, Feb 2000)
- Opening 6's: Slot the bar point? (David Montgomery, June 1995)
- Opening 62: Could running be best? (Gary Wong, Sept 1997)
- Opening 62: Split, run, or slot? (Chuck Bower, May 1997)
- Opening 63: Middle Eastern split? (Mark+, Apr 2002)
- Opening 63: Slot the four point? (Dennis Cartwright+, Mar 2002)
- Opening 64: Make the two point? (William Hill+, Jan 1998)
- Opening 64: Make the two point? (Darse Billings, Feb 1995)
- Opening 64: Rollout (Peter Grotrian, Jan 2006)
- Opening 64: Split to 20? (Peter Bell, June 1995)
- Opening 64: Three choices (Brian Sheppard, July 1997)
- Opening 65: Becker on lover's leap (Jeffrey Spiegler+, Aug 1991)
- Opening 65: Computer rankings (Chuck Bower, Jan 1997)
- Opening rolls ranked (Arthur+, Apr 2005)
- Rollouts of opening 21 and replies (Alexander Nitschke, Oct 1997)
- Rollouts of openings (Tom Keith+, Jan 2006)
- Rollouts: Expert Backgammon (Tom Fahland, Aug 1994)
- Rollouts: Jellyfish 3.0 (Midas+, Sept 1997)
- Rollouts: Jellyfish 3.0 level 6 (Chuck Bower, Feb 1999)
- Rollouts: Snowie 4.1 (Rene Cerutti, Apr 2004)
- Slotting the four point (Joe Loria+, Oct 1999)
- Snowie's openers and replies (rcerutti, Feb 1999)
- Splitting versus building (Dave Slayton+, Aug 2000)
- Splitting versus slotting (Daniel Murphy, Apr 2001)
- Splitting versus slotting (Daniel Murphy, Sept 1997)
- Trice's rankings (Marty Storer, Feb 1992)
From GammOnLine
Long message
Recommended reading
Recent addition
|
| |
|