RE: [computer-go] January KGS bot tournament results

2007-01-09 Thread Edward de Grijs
From: Aloril <[EMAIL PROTECTED]> Engine Supports kgs-genmove_cleanup and final_status_list: The engine will be queried as normal at the end of the game. If the engine disagrees with the stones that the opponent marks dead, then play will continue with the genmove requests replaced by kgs-genmov

RE: [computer-go] January KGS bot tournament results

2007-01-09 Thread Don Dailey
On Tue, 2007-01-09 at 09:03 +0100, Edward de Grijs wrote: > I do not want to start the rules/scoring discussion again, but I want > to know if the kgs-genmove_cleanup command which results in > playing inside your own territory, can be used with Japanese > rules/scoring. It seems to me that this co

[computer-go] Useless moves in the endgame

2007-01-09 Thread Benjamin Teuber
I just lost my first game against MoGo on KGS, 9x9, 0.5 komi, I was white. Impressing! But as a human, you don't like the useless endgame-moves MC-programs play against you when they know they win anyways. In order to make these programs more attractive for humans, I would like them to play the

RE: [computer-go] Useless moves in the endgame

2007-01-09 Thread Chaslot G (MICC)
Mango passes as soon as the opponent passes two times in a row. Might this lead to bugs in some situations? Anyway this is very nice for playing against humans and GnuGo. Guillaume -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Benjamin Teuber Sent: Tue

Re: [computer-go] Useless moves in the endgame

2007-01-09 Thread steve uurtamo
i'd like to follow this up by saying that i'm interested to see if anyone has compared winning percentage in the following two situations: i) maximize probability of win ii) maximize probability of win until p_win > 1-eps, then maximize total score among all moves that give > 1-eps probabilit

Re: [computer-go] Useless moves in the endgame

2007-01-09 Thread Sylvain Gelly
Hello, But as a human, you don't like the useless endgame-moves MC-programs play against you when they know they win anyways. In order to make these programs more attractive for humans, I would like them to play the move winning by the biggest amount of points once several moves have the same hi

Re: [computer-go] Useless moves in the endgame

2007-01-09 Thread Don Dailey
On Tue, 2007-01-09 at 16:31 +0100, Benjamin Teuber wrote: > I just lost my first game against MoGo on KGS, 9x9, 0.5 komi, I was white. > Impressing! > But as a human, you don't like the useless endgame-moves MC-programs > play against you when they know they win anyways. > In order to make these p

RE: [computer-go] Useless moves in the endgame

2007-01-09 Thread Thomas Wolf
On Tue, 9 Jan 2007, Chaslot G (MICC) wrote: > Mango passes as soon as the opponent passes two times in a row. > Might this lead to bugs in some situations? You need 3 passes in case of ko. Thomas > > Anyway this is very nice for playing against humans and GnuGo. > > Guillaume > > -Orig

Re: [computer-go] Useless moves in the endgame

2007-01-09 Thread Sylvain Gelly
and if it doesn't, then there's a simple formula for getting a lot more resignations out of your opponents It is not so simple to implement, because you have to keep two statistics (the wins and the territories), and switch between then (and switch back if the winning probability drops). So yo

RE: [computer-go] Useless moves in the endgame

2007-01-09 Thread Don Dailey
But is there other conditions? Could I pass really early and trick Mango into passing if I wanted to? A very simple approach works like this: 1. When winning very convincingly in Chinese, play quickly. 2. When losing convincingly, resign. Your opponent, when losing has 2 options.

Re: [computer-go] Useless moves in the endgame

2007-01-09 Thread Chris Fant
What if instead of territoryBonus = 1/1000 * territory You use something like this: territoryBonus = 1/1000 * territory * percentageOfTheWayThroughTheGame On 1/9/07, Sylvain Gelly <[EMAIL PROTECTED]> wrote: > and if it doesn't, then there's a simple formula > for getting a lot more resi

Re: [computer-go] Useless moves in the endgame

2007-01-09 Thread Don Dailey
Hi Sylvain, I like the way you think - this reflects my view and I posted something similar before I read your mail. - Don On Tue, 2007-01-09 at 17:20 +0100, Sylvain Gelly wrote: > Hello, > > But as a human, you don't like the useless endgame-moves > MC-programs > play

Re: [computer-go] Useless moves in the endgame

2007-01-09 Thread Christian Nilsson
I've been experimenting a bit in the area of humanizing :) the endgame. The only method I've found acceptable is to do something like Don wrote. I use the average score in the tree to set at new goal for the search. First you start out with the standard goal of winning by at least 0.5 pts. But af

Re: [computer-go] Useless moves in the endgame

2007-01-09 Thread dhillismail
AntIgo does exactly this and I still get complaints. I think this is perfect manners on CGOS (none of the other bots have objected) but poor manners on KGS. It's less annoying, to be sure, but still annoying. People can get ticked off when it resigns too. They might want to see the

Re: [computer-go] Useless moves in the endgame

2007-01-09 Thread steve uurtamo
playing as a human, if i'm behind by 2.5 points, i'll never know it, even if there is a zero percent chance that i can make up those 2.5 points. i just don't count that accurately. moreover, after watching you pointlessly attempt to fill each and every one of my eyes one at a time, i'll get frustr

Re: [computer-go] Useless moves in the endgame

2007-01-09 Thread Ben Shoemaker
> ... Having the "floating" goal makes it win about 47%, so a > slight decrease in strength.. but I'm sure a bit of tweaking may > actually make it stronger. The best part is that it now wins by 51pts > and loses by 17pts on average. It is said that the game of go rewards balance and penalizes agg

Re: [computer-go] Useless moves in the endgame

2007-01-09 Thread Chris Fant
Christian, can you close that 47% / 53% gap and still retain most of the "win by" margin by saying that only moves which are less than (5.5 - someFudgeFactor) are inferior? On 1/9/07, Christian Nilsson <[EMAIL PROTECTED]> wrote: I've been experimenting a bit in the area of humanizing :) the endg

Re: [computer-go] Useless moves in the endgame

2007-01-09 Thread Don Dailey
On Tue, 2007-01-09 at 09:24 -0800, Ben Shoemaker wrote: > > ... Having the "floating" goal makes it win about 47%, so a > > slight decrease in strength.. but I'm sure a bit of tweaking may > > actually make it stronger. The best part is that it now wins by > 51pts > > and loses by 17pts on average.

Re: [computer-go] Useless moves in the endgame

2007-01-09 Thread Sylvain Gelly
2007/1/9, steve uurtamo <[EMAIL PROTECTED]>: playing as a human, if i'm behind by 2.5 points, i'll never know it, even if there is a zero percent chance that i can make up those 2.5 points. i just don't count that accurately. Ok I understand that human does not count accurately. Then just pas

Re: [computer-go] Useless moves in the endgame

2007-01-09 Thread Don Dailey
On Tue, 2007-01-09 at 12:29 -0500, Chris Fant wrote: > Christian, can you close that 47% / 53% gap and still retain most of > the "win by" margin by saying that only moves which are less than (5.5 > - someFudgeFactor) are inferior? Or can you close the gap by delaying this algorithm until you ge

Re: [computer-go] Useless moves in the endgame

2007-01-09 Thread steve uurtamo
> Well +35 points in 9x9 is quite difficult to have :). yes, and of course i meant in a 19x19 game. :) s. __ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com _

Re: [computer-go] Useless moves in the endgame

2007-01-09 Thread Christian Nilsson
> Christian, can you close that 47% / 53% gap and still retain most of > the "win by" margin by saying that only moves which are less than (5.5 > - someFudgeFactor) are inferior? I'm not quite sure what you mean, but the gap is so small that almost anything would close it. ;) Or can you close

Re: [computer-go] Useless moves in the endgame and slow move in beginning

2007-01-09 Thread alain Baeckeroot
Le mardi 9 janvier 2007 16:31, Benjamin Teuber a écrit : > I just lost my first game against MoGo on KGS, 9x9, 0.5 komi, I was white. > Impressing! > But as a human, you don't like the useless endgame-moves MC-programs > play against you when they know they win anyways. > In order to make these pr

Re: [computer-go] Memory - efficient UCT proposal.

2007-01-09 Thread Don Dailey
> Just add a new child only when parent is visited more times than X. I'm testing this very idea with UCT. I'm testing 3 versions right now where X is different in each version. I'm testing 5, 10 and 100. I've always used a higher value than 1 but never thoroughly checked this out. In my tes