Re: [computer-go] Handtalk's Chen Zhixing

2008-11-21 Thread John Fan
I read it on Chinese news and forums as well. On Fri, Nov 21, 2008 at 12:57 PM, Ian Osgood [EMAIL PROTECTED] wrote: The following was posted on Sensei's Library: Prof. Chen passed away at Oct 12, 2008, at the age of 77. Can anyone confirm or deny? Ian

Re: [computer-go] On ranks 2 and 3 of 9x9 in Beijing

2008-10-02 Thread John Fan
without seki, B + W = 81, so B - W is always an odd number. 6.5 and 7.5 actually are different in case B - W = 7. On Thu, Oct 2, 2008 at 3:16 PM, Antonin Lucas [EMAIL PROTECTED]wrote: On Thu, Oct 2, 2008 at 6:13 PM, Gian-Carlo Pascutto [EMAIL PROTECTED] wrote: I'd have some preference for

[computer-go] Article By Zhou Junxun 9p on the MoGo Matches

2008-09-30 Thread John Fan
http://post.weiqi.tom.com/BA000A6427.html in Chinese. A quick summary on the games -- He very rarely played 9x9 games. On the first 9x9 game after the 11th move, to his shock he figured he was already lost. But then he spent 5 minutes to design a Hamete to win the game back. The second game was

Re: [computer-go] reminder, there is another possible computer go contest in Taizhou

2008-08-27 Thread John Fan
If I guess it correctly, it is probably not professor Liu's decision, rather the sponsor's request the tournament be held in their own city instead of Beijing, as there are cash prizes involved. On Wed, Aug 27, 2008 at 5:29 AM, Rémi Coulom [EMAIL PROTECTED]wrote: Erik van der Werf wrote: I

[computer-go] no anchor on 13x13 cgos since yestday

2008-08-10 Thread John Fan
___ computer-go mailing list computer-go@computer-go.org http://www.computer-go.org/mailman/listinfo/computer-go/

Re: [computer-go] Program don't start playing on CGOS

2008-08-09 Thread John Fan
I also had a similar experience a couple of days ago. On one game, my bot generated the first move, but the opponent did not respond. So my bot was awarded with a win on time. Then my bot did not receive any new message from the server and it was assigned with a loss on time on the next game.

Re: [computer-go] Re: Computer Go tournament at EGC, Leksand, Sweden

2008-08-05 Thread John Fan
I have tried Fedora Live USB Creator. It is very easy to create a bootable fedora on usb from windows machine. It literally requires only one click. Here is the link -- https://fedorahosted.org/liveusb-creator On Tue, Aug 5, 2008 at 10:52 AM, Basti Weidemyr [EMAIL PROTECTED] wrote: Hi A note

Re: [computer-go] Ladders and UCT again

2008-08-01 Thread John Fan
Ladder read should be helpful in the open space. But when the surrounding area is not full of space, the ladder play could hurt the eyes. for example below in the corner. b is better than a. By ladder reading, it would play at a, and the defender answer at b, leaves the attacker no eye in the

[computer-go] kartoffel on cgos

2008-07-25 Thread John Fan
kartoffel on cgos has a high winning ratings against strong bots, but losing to weak bots. Its rating is only 1575, but has higher than 50% against bots over 2200 ratings. Anybody knows what algorithm it uses? ___ computer-go mailing list

[computer-go] Re: kartoffel on cgos

2008-07-25 Thread John Fan
Seems it has a serious bug on end game against weak bots. Most of its losing games against weak bots lost on illegal move. On Fri, Jul 25, 2008 at 9:36 PM, John Fan [EMAIL PROTECTED] wrote: kartoffel on cgos has a high winning ratings against strong bots, but losing to weak bots. Its rating

Re: [computer-go] Graph history interaction

2008-07-11 Thread John Fan
I had the same issue in UCT tree. What I did is to check if the current node is a ko move, then compare it with its latest 6 ancestors. If any match is found, then consider the move is a loss. So it cuts off the infinite loop. On Fri, Jul 11, 2008 at 12:08 PM, Peter Drake [EMAIL PROTECTED]

Re: [computer-go] Congratulations to AyaMC and to StoneGrid!

2008-06-16 Thread John Fan
After I review the game, it is hard to say ManyFaces made a mistake at move 60 or around, since the white group at the lower left corner has a flaw. It is a sente for black to settle its F1 group. If white takes two steps to take the ko and A7 group, then black can settle down the F1 black group

Re: [computer-go] Congratulations to AyaMC and to StoneGrid!

2008-06-16 Thread John Fan
Nick, Thanks for all your work. John On Mon, Jun 16, 2008 at 1:56 PM, Nick Wedd [EMAIL PROTECTED] wrote: In message [EMAIL PROTECTED], Jason House [EMAIL PROTECTED] writes Is it possible to show the board for the round 1 open division game? You refer specifically to a choice made at move

Re: [computer-go] Test position set for MC programs

2008-04-24 Thread John Fan
On Problem 125, sounds like B2 is also a right move. On Wed, Apr 23, 2008 at 3:33 PM, Gunnar Farnebäck [EMAIL PROTECTED] wrote: Yamato wrote: Thanks Gian-Carlo, Gunnar. Current list of results. GNU Go 3.7.12 level 0 : 24/50 GNU Go 3.7.12 level 10 : 34/50 GNU Go

Re: [computer-go] Suicide question

2008-01-18 Thread John Fan
A question on this topic. When we discuss about suicide, are we referring to the real suicide, or self-atari? I think in some discussions it is referring to the real suicide. In other discussions, seems to be referring to self-atarai. If we are talking about real suicide, I do not see any point

[computer-go] A bug with cgos tcl script when the engine crashes

2008-01-12 Thread John Fan
When the engine crashes, the tcl scripts sends the last move from the opponent, and the engine loses on Illegal move to occupied point. Not sure if anybody has reported this bug and latest script has fixed the issue. The following is part of the script log on game 251055. The full log of the game

Re: [computer-go] How to get more participation in 19x19 CGOS?

2008-01-08 Thread John Fan
I do not have a 19x19 bot right now. But I found that fast engines have to wait for slow engines is kind of boring. For example, if a majority of engines finish the game within 5 minutes and only one or two engines will finish the games in 30 minutes. Then all the fast engines have to wait the

Re: [computer-go] How to get more participation in 19x19 CGOS?

2008-01-08 Thread John Fan
between the pair is discarded. It seems servers the purpose. On Jan 8, 2008 6:12 PM, Don Dailey [EMAIL PROTECTED] wrote: John Fan wrote: I think they are slightly different unless I misunderstood yours. I was thinking fixing the game time limit as now, 30 minutes per side. But has a more

Re: [computer-go] MC-UCT and tactical information

2007-12-13 Thread John Fan
My program StoneGrid calculates unconditional life and death at every move, in the UCT Tree and in the random playout. I think it helps on its strength a little bit, especially in the end game. In the begining of the game, seems to be completely useless. It is slow. But it makes the random playout

Re: [computer-go] MC-UCT and tactical information

2007-12-13 Thread John Fan
are relevant, we just need to keep them sorted out. - Dave Hillis -Original Message- From: John Fan [EMAIL PROTECTED] To: computer-go computer-go@computer-go.org Sent: Thu, 13 Dec 2007 3:42 pm Subject: Re: [computer-go] MC-UCT and tactical information My program StoneGrid calculates

Re: [computer-go] CGOS down? Java client - basic GTP problem

2007-11-27 Thread John Fan
I guess the issue is on the id field. Id field is only optional. If the request has no id field, the response should not have it either. In your code example, it seems you always reply back with an id field. On Nov 27, 2007 1:40 PM, Harri Salakoski [EMAIL PROTECTED] wrote: command

Re: [computer-go] Chinese Computer Games Championship

2007-11-14 Thread John Fan
The tables are the list of the programs, not the results. I read Ping Yu's blog. He is a professional go player. His program should have won both on 19x19 and 9x9. Here is the link of his blog, again it is in Chinese. http://blog.csdn.net/Yoenix/archive/2007/10/10/1817821.aspx According to his

[computer-go] gtp command time_left difference between cgos and kgs

2007-11-13 Thread John Fan
In the recent kgs tournament, I noticed there is a slight difference between cgos and kgs on time_left command.I think it worths pointing out. Hope it will be helpful for new go developers on understanding of the time control commands. cgos always sends time_left command right before genmove

Re: [computer-go] gtp command time_left difference between cgos and kgs

2007-11-13 Thread John Fan
My program only knows the absolute time control yet. I will keep that in mind when I add the full time control support. Thanks for the note. On Nov 13, 2007 1:59 PM, Jason House [EMAIL PROTECTED] wrote: On Nov 13, 2007 1:51 PM, John Fan [EMAIL PROTECTED] wrote: Obviously I need to fix my