Re: Interesting question/experiment about value of cube ownership

2024-04-03 Thread Bug reports for and general discussion about GNU Backgammon.
rs, then it should be a little bit more. From: MK Sent: Wednesday, April 3, 2024 10:29:11 pm To: Ian Shaw ; GnuBg Bug Subject: Re: Interesting question/experiment about value of cube ownership On 4/2/2024 7:08 AM, Ian Shaw wrote: > A cube strategy again

Re: Interesting question/experiment about value of cube ownership

2024-04-03 Thread Bug reports for and general discussion about GNU Backgammon.
_ From: MK Sent: Wednesday, April 3, 2024 10:01:17 PM To: Ian Shaw ; GnuBg Bug Subject: Re: Interesting question/experiment about value of cube ownership On 4/2/2024 5:13 AM, Ian Shaw wrote: > What would be your proposed structure for training a > cubeful bot? What gains and obstacles do

Re: Interesting question/experiment about value of cube ownership

2024-04-03 Thread MK
On 4/2/2024 7:08 AM, Ian Shaw wrote: A cube strategy against a bot that never passes: Not never but we loosely say that since it takes at GWC > 0, i.e. even at 0.0001% only double when (a) you are 100% to win I don't understand why you wouldn't double at 99%? Can you explain this? (b) it

Re: Interesting question/experiment about value of cube ownership

2024-04-03 Thread MK
On 4/2/2024 5:13 AM, Ian Shaw wrote: What would be your proposed structure for training a cubeful bot? What gains and obstacles do you foresee. I don't know what you mean by "structure". What I propose is doing the same thing done training TD-Gammon v.1, i.e. random self-play, but this time al

Re: Interesting question/experiment about value of cube ownership

2024-04-02 Thread Bug reports for and general discussion about GNU Backgammon.
Bg Bug Subject: Re: Interesting question/experiment about value of cube ownership On 3/31/2024 4:18 AM, Ian Shaw wrote: > If the mutant strategy is always to take, then gnubg GAINS when > Mutant > takes a D/P because that increases the points GnuBg wins. Yes, of course, but only an

Re: Interesting question/experiment about value of cube ownership

2024-04-02 Thread Bug reports for and general discussion about GNU Backgammon.
y, April 2, 2024 11:43:40 AM To: Ian Shaw ; GnuBg Bug Subject: Re: Interesting question/experiment about value of cube ownership On 3/31/2024 3:53 AM, Ian Shaw wrote: > I'm glad we agree on the basic 25% take point. Do you also agree on > the the theoretical 20% take point for perfect cu

Re: Interesting question/experiment about value of cube ownership

2024-04-02 Thread MK
formulae again... Do you see your problem..? MK *From:* MK *Sent:* Friday, March 29, 2024 2:28:09 AM *To:* Ian Shaw ; GnuBg Bug *Subject:* Re: Interesting question/experiment about value of cub

Re: Interesting question/experiment about value of cube ownership

2024-04-02 Thread MK
ng my arguments. If you (all) can't, then I really don't care about my credibility with people who can't understand my arguments, let alone rise up to defeat my arguments. MK -------------------- *From:* M

Re: Interesting question/experiment about value of cube ownership

2024-03-31 Thread Bug reports for and general discussion about GNU Backgammon.
opponent would never pass. From: MK Sent: Friday, March 29, 2024 2:28:09 AM To: Ian Shaw ; GnuBg Bug Subject: Re: Interesting question/experiment about value of cube ownership On 3/19/2024 3:54 AM, Ian Shaw wrote: > MK "Those numbers are based on how

Re: Interesting question/experiment about value of cube ownership

2024-03-31 Thread Bug reports for and general discussion about GNU Backgammon.
n't played for money.) Regards, Ian Shaw From: MK Sent: Friday, March 29, 2024 4:34:39 AM To: Ian Shaw ; GnuBg Bug Subject: Re: Interesting question/experiment about value of cube ownership On 3/19/2024 7:44 AM, Ian Shaw wrote: > I don’t "divinely belie

Re: Interesting question/experiment about value of cube ownership

2024-03-28 Thread MK
On 3/19/2024 7:44 AM, Ian Shaw wrote: I don’t "divinely believe" in the current cube theory. I understand the maths behind it. If you have found errors in the maths, then I would be glad to re-evaluate. Let's find out where you disagree by starting from the beginning. What is your analysis of

Re: Interesting question/experiment about value of cube ownership

2024-03-28 Thread MK
On 3/19/2024 7:37 AM, Ian Shaw wrote: MK: This is why I am doing my various experiments. One of which that I had previously mentioned in this very thread involves a "mutant cubestrategy" of doubling at GWC > 50% and taking at GWC > 0%. In that experiment of 20,000 money games, the mutant won 40.

Re: Interesting question/experiment about value of cube ownership

2024-03-28 Thread MK
On 3/19/2024 3:54 AM, Ian Shaw wrote: MK "Those numbers are based on how the bot would play against itself. If you accept the bot's decisions as best/perfect and if you try to play just like bot, assuming that your opponent will also try to play just like the bot, of course you wouldn't/shouldn'

RE: Interesting question/experiment about value of cube ownership

2024-03-19 Thread Bug reports for and general discussion about GNU Backgammon.
MK: Even though I think most of you won't absorb what I wrote above, because you all "divinely believe" in the current "cube skill theory", I won't consider it a total waste of my time even if it sows a seed of doubt in just one mind. I don’t "divinely believe" in the current cube theory. I und

RE: Interesting question/experiment about value of cube ownership

2024-03-19 Thread Bug reports for and general discussion about GNU Backgammon.
MK: This is why I am doing my various experiments. One of which that I had previously mentioned in this very thread involves a "mutant cube strategy" of doubling at GWC > 50% and taking at GWC > 0%. In that experiment of 20,000 money games, the mutant won 40.80% of total points against GnuBG 2-p

RE: Interesting question/experiment about value of cube ownership

2024-03-19 Thread Bug reports for and general discussion about GNU Backgammon.
MK "Those numbers are based on how the bot would play against itself. If you accept the bot's decisions as best/perfect and if you try to play just like bot, assuming that your opponent will also try to play just like the bot, of course you wouldn't/shouldn't double." Agreed. Against a worse p

Re: Interesting question/experiment about value of cube ownership

2024-03-18 Thread Murat K
On 3/16/2024 6:15 PM, Ian Shaw via wrote: As this thread became more about the starting position than the original subject, I will branch out a separate thread for that and only reply to the cube issue in this one. Knowing the absolute equity is only useful for cube actions, and since the rules

Fwd: Interesting question/experiment about value of cube ownership

2024-03-16 Thread Bug reports for and general discussion about GNU Backgammon.
of any subsequent game is equally likely, so the equity of each game starts at zero. I did read some of the old rgb threads. They descended into rudeness and I lost interest. For some reason, your last 2 messages got caught in my spam filter, hence the late reply. Regards, Ian -Origina

Re: Interesting question/experiment about value of cube ownership

2024-03-14 Thread MK
Cat got your tongues? Meow... ;) MK

Re: Interesting question/experiment about value of cube ownership

2024-03-06 Thread MK
On 3/4/2024 5:26 AM, Ian Shaw wrote: Since at least you care to continue this discussion, I will invest more of my time and effort mainly for the sake of improving GnuBG. Sorry, MK, I didn't read back over the old threads, It was in my a previous post in this current thread here but it's no b

RE: Interesting question/experiment about value of cube ownership

2024-03-04 Thread Bug reports for and general discussion about GNU Backgammon.
verauto.co.uk>>; bug-gnubg@gnu.org<mailto:bug-gnubg@gnu.org> Cc: Philippe Michel mailto:philippe.mich...@free.fr>> Subject: Re: Interesting question/experiment about value of cube ownership On 3/1/2024 6:02 PM, Ian Shaw wrote: > "Is making the bot auto-play th

Re: Interesting question/experiment about value of cube ownership

2024-03-03 Thread MK
On 3/3/2024 8:16 PM, MK wrote: The next day after that, I checked it in Snowie and I posted a comprehensive recap about the subject. See: Sorry I forgot to give the link. Here it is: https://groups.google.com/g/rec.games.backgammon/c/rFZyUcg8IPQ/m/gxuWiERmCAAJ MK

Re: Interesting question/experiment about value of cube ownership

2024-03-03 Thread MK
On 3/1/2024 6:02 PM, Ian Shaw wrote: "Is making the bot auto-play the same as doing rollouts?" It sounds like you are asking what a rollout is? I wasn't. https://www.gnu.org/software/gnubg/manual/html_node/Introduction-to-rollouts.html I had read it many a times before. https://www.bkgm

Re: Interesting question/experiment about value of cube ownership

2024-03-01 Thread Bug reports for and general discussion about GNU Backgammon.
/24 18/13 32: 18/13 From: MK Sent: Friday, March 1, 2024 10:46:29 PM To: Ian Shaw ; bug-gnubg@gnu.org Cc: Philippe Michel Subject: Re: Interesting question/experiment about value of cube ownership On 3/1/2024 6:22 AM, Ian Shaw wrote: > 27000 trials at 0-ply and 1-ply. 135000 trials at

Re: Interesting question/experiment about value of cube ownership

2024-03-01 Thread MK
Thursday, February 8, 2024 11:39 AM *To:* playbg-...@yahoo.com; bug-gnubg@gnu.org *Cc:* Philippe Michel *Subject:* RE: Interesting question/experiment about value of cube ownership It just so happens that I rolled out the opening position a few days ago for another reason. This was at 7-away

RE: Interesting question/experiment about value of cube ownership

2024-03-01 Thread Bug reports for and general discussion about GNU Backgammon.
ounces+ian.shaw=riverauto.co...@gnu.org On Behalf Of Ian Shaw via Bug reports for and general discussion about GNU Backgammon. Sent: Thursday, February 8, 2024 11:39 AM To: playbg-...@yahoo.com; bug-gnubg@gnu.org Cc: Philippe Michel Subject: RE: Interesting question/experiment about value of cube o

Re: Interesting question/experiment about value of cube ownership

2024-02-11 Thread MK
On 2/11/2024 6:01 AM, EDWARD GOLDBERG wrote: Can I be removed from this email list please? https://lists.gnu.org/mailman/options/bug-gnubg/

Re: Interesting question/experiment about value of cube ownership

2024-02-11 Thread EDWARD GOLDBERG
Can I be removed from this email list please? > On Feb 10, 2024, at 9:59 PM, MK wrote: > > Hi Ian, > > Thanks for the additional info. Unfortunately it didn't help > me understand anything better or answer my own question. I'm > still trying and hope that you or others will continue this > sub

Re: Interesting question/experiment about value of cube ownership

2024-02-10 Thread MK
Hi Ian, Thanks for the additional info. Unfortunately it didn't help me understand anything better or answer my own question. I'm still trying and hope that you or others will continue this subject to help me with it, which will benefit all in the end. For the cubeless equity of the opening posi

RE: Interesting question/experiment about value of cube ownership

2024-02-08 Thread Bug reports for and general discussion about GNU Backgammon.
. Cube: 2-ply cubeful prune [world class] Cheers, Ian -Original Message- From: bug-gnubg-bounces+ian.shaw=riverauto.co...@gnu.org On Behalf Of MK Sent: Thursday, February 8, 2024 2:23 AM To: bug-gnubg@gnu.org Subject: Interesting question/experiment about value of cube ownership I&#

Interesting question/experiment about value of cube ownership

2024-02-07 Thread MK
I'm chugging along with my mutant cube skill experiments as I can spare time, saving all games, which I will share on my web site, when I'm done, along with my scripts. While doing the double at > 50% experiment, I remembered an old question I had asked in RGB about a year ago: What if the winner