Re: [Computer-go] CGOS update

2014-10-17 Thread Christoph Birk
Hi Josh, On Sep 27, 2014, at 8:16 PM, Joshua Shriver jshri...@gmail.com wrote: Just renewed the domain for another 2 years. TY very much donors! Once in a while I try to connect my bot (myctest) but I get the error “You are already logged on! Closing connection”. Christoph

Re: [Computer-go] CGOS migration

2014-07-03 Thread Christoph Birk
On 06/30/2014 01:52 PM, Christoph Birk wrote: On 06/23/2014 02:08 PM, Joshua Shriver wrote: I'm migrating between two servers with different IP's so cgos will be down while DNS records are updated worldwide. I still cannot connect to 'cgos.computergo.org' The connection has timed out

Re: [Computer-go] Congratulations to Zen!

2014-04-09 Thread Christoph Birk
On Apr 9, 2014, at 1:23 AM, Nick Wedd n...@maproom.co.uk wrote: Adding up the results for the last four KGS 13x13 bot tournaments, all played with 7½ komi, I find that Black has won 101, White has won 112. How does this statistic look if you only include games _between_ bots that have more

Re: [Computer-go] Congratulations to Zen!

2014-04-09 Thread Christoph Birk
On Apr 9, 2014, at 7:24 AM, uurtamo . uurt...@gmail.com wrote: I'm not sure what you're hoping to measure with that On Apr 9, 2014 7:21 AM, Christoph Birk b...@obs.carnegiescience.edu wrote: On Apr 9, 2014, at 1:23 AM, Nick Wedd n...@maproom.co.uk wrote: Adding up the results

Re: [Computer-go] Final Message

2014-01-08 Thread Christoph Birk
On 12/06/2013 10:49 PM, Joshua Shriver wrote: I'm migrating the server tomorrow... Please, please if you have any problem PLEASE let me know... I am running some bots on the new 9x9 CGOS server, but the rating never updates. Christoph ___

Re: [Computer-go] Congratulations to Zen!

2013-06-03 Thread Christoph Birk
On 06/03/2013 04:33 PM, Nick Wedd wrote: Congratulations to Zen, winner of yesterday's 9x9 KGS bot tournament! My report is at http://www.weddslist.com/kgs/past/93/index.html Round-7: why is W ahead by 16 points? Aren't all the white stones in the upper right corner dead? Christoph

Re: [Computer-go] Conference spam redux

2013-05-18 Thread Christoph Birk
On May 18, 2013, at 8:32 PM, David Doshay wrote: I think we can work under the principle of least action and just boot this user for now. We have not had a huge number of these conference posters. At least that is my vote. I agree, Christoph ___

[Computer-go] CGOS 9x9 stuck?

2012-08-14 Thread Christoph Birk
Hi Don, There have been no games since Aug/10. Christoph ___ Computer-go mailing list Computer-go@dvandva.org http://dvandva.org/cgi-bin/mailman/listinfo/computer-go

Re: [Computer-go] 50k-100k patterns

2012-08-08 Thread Christoph Birk
On Aug 7, 2012, at 7:18 PM, Darren Cook wrote: I suspect this is just a myth. I've been fortunate to meet many adult learners of languages who have mastered the accent. Native English speakers learning the hard languages of Japanese and Chinese. And native Japanese speakers learning English.

Re: [Computer-go] super ko

2012-06-06 Thread Christoph Birk
On 06/06/2012 11:05 AM, Kahn Jonas wrote: CGOS immediately scores the the game as a loss if a program attempts to make an illegal move (eg. super-ko). Thanks for the information. It does not change the question, though. Is it OK for a programm that still plays the next round to lose like that,

Re: [Computer-go] How well does pure monte carlo play?

2012-01-24 Thread Christoph Birk
On 01/22/2012 12:34 AM, Petr Baudis wrote: myCtest-50k does exactly that and it rating is 1689 +- 15 (4000 games). With what parameters? Is it really plain UCT? It used to be weaker... http://senseis.xmp.net/?CGOSBasicUCTBots It is equivalent of 'myCtest-V-0023' plus super-ko avoidance.

Re: [Computer-go] How well does pure monte carlo play?

2012-01-22 Thread Christoph Birk
On Jan 22, 2012, at 12:34 AM, Petr Baudis wrote: On Sat, Jan 21, 2012 at 03:11:30PM -0800, Christoph Birk wrote: On Jan 21, 2012, at 2:16 PM, Petr Baudis wrote: On Sat, Jan 21, 2012 at 03:42:57PM -0500, Don Dailey wrote: On Sat, Jan 21, 2012 at 2:31 PM, Eric Baum eb...@fastmail.fm wrote

Re: [Computer-go] How well does pure monte carlo play?

2012-01-21 Thread Christoph Birk
On Jan 21, 2012, at 2:16 PM, Petr Baudis wrote: On Sat, Jan 21, 2012 at 03:42:57PM -0500, Don Dailey wrote: On Sat, Jan 21, 2012 at 2:31 PM, Eric Baum eb...@fastmail.fm wrote: If you don't do rave, or use patterns to predict likely moves, or any of that, but just do pure monte carlo,

Re: [Computer-go] How well does pure monte carlo play?

2012-01-21 Thread Christoph Birk
On Jan 21, 2012, at 3:11 PM, Christoph Birk wrote: On Jan 21, 2012, at 2:16 PM, Petr Baudis wrote: On Sat, Jan 21, 2012 at 03:42:57PM -0500, Don Dailey wrote: On Sat, Jan 21, 2012 at 2:31 PM, Eric Baum eb...@fastmail.fm wrote: If you don't do rave, or use patterns to predict likely

Re: [Computer-go] How well does pure monte carlo play?

2012-01-21 Thread Christoph Birk
On Jan 21, 2012, at 2:16 PM, Matthew Woodcraft wrote: Eric Baum wrote: If you don't do rave, or use patterns to predict likely moves, or any of that, but just do pure monte carlo, parallelized on a cluster,how well would that play Go? Anyone know? I think it will be very weak. At 1e6

Re: [Computer-go] Aya resigns won game?

2011-09-20 Thread Christoph Birk
On Sep 19, 2011, at 8:35 PM, Hiroshi Yamashita wrote: I checked this game. http://cgos.boardspace.net/9x9/SGF/2011/09/16/1759408.sgf If B play G4 in place of resign, W C6,B J6,W B5,B A5,W J5, and it seems there is no ko threats for B. So I think this position is win for W. Yes, that's

Re: [Computer-go] Slightly OT: Slow android app (human vs human)?

2011-09-20 Thread Christoph Birk
On Sep 20, 2011, at 8:44 AM, Peter Drake wrote: Summary of results: I've been told about two slow servers: OGS (Online Go Server) http://www.online-go.com/index.php Dragon Go Server http://www.dragongoserver.net/ The former has only a web interface. There is an Android app for the

[Computer-go] Aya resigns won game?

2011-09-19 Thread Christoph Birk
Owner of 'Aya727j_10k', Please check game 1759408 on the 9x9-CGOS. It appears to me that Aja resigned in a won position. Christoph ___ Computer-go mailing list Computer-go@dvandva.org http://dvandva.org/cgi-bin/mailman/listinfo/computer-go

Re: [Computer-go] UCT parameters and application to other games

2011-03-26 Thread Christoph Birk
On Mar 26, 2011, at 9:37 AM, Daniel Shawul wrote: It was a just a first implementation since I don't really know how to detect double eyes and prevent the program from filling it. random games _without_ preventing filling single eyes are meaningless. Christoph

Re: [Computer-go] UCT parameters and application to other games

2011-03-26 Thread Christoph Birk
On Mar 26, 2011, at 9:54 AM, Daniel Shawul wrote: As I already said before, I _do_ prevent filling of single eyes (suicide moves). I thought you guys were talking about We are talking about your own eyes (not suicide) Christoph ___ Computer-go

Re: [Computer-go] UCT parameters and application to other games

2011-03-26 Thread Christoph Birk
On Mar 26, 2011, at 9:33 AM, Jason House wrote: There are some pure uct w/ light playout engines available for comparison. Someone is likely willing to run their bot on CGOS for comparison, but offline tests will get you meaningful results much more quickly. A program that does 50k light

[Computer-go] ghosper

2010-11-29 Thread Christoph Birk
For the author of 'ghosper': In game 1288086 on CGOS (9x9) 'ghosper' did _not_ remove 2 dead stones on the board and lost a won game. Christoph ___ Computer-go mailing list Computer-go@dvandva.org

Re: [Computer-go] comma bots

2010-11-18 Thread Christoph Birk
On Thu, 18 Nov 2010, Don Dailey wrote: There are now several comma bots on the server. This should have a good impact on bringing the ELO ratings in line with the Bayeselo page. I'm currently copying over their ratings every 2 hours. I thought you only update the Bayeselo page every 6

Re: [Computer-go] CGOS Dropped Connections - Two automatic losses on time.

2010-11-11 Thread Christoph Birk
On Nov 11, 2010, at 5:16 AM, robertfinkng...@o2.co.uk robertfinkng...@o2.co.uk wrote: Eventually the current log in times out at the server and you can log in again... but way too late for you to reconnect and finish off the current game. Don's suggestion would allow engines to reconnect

Re: [Computer-go] CGOS Dropped Connections - Two automatic losses on time.

2010-11-10 Thread Christoph Birk
On Wed, 10 Nov 2010, Michael Williams wrote: Does the opponent's identity currently get sent? I can't remember. If so, then you should do so after the match ends (or at least after the engine makes it's first move) so that engines cannot intentionally refuse to play a move because of the

Re: [Computer-go] CGOS Dropped Connections - Two automatic losses on time.

2010-11-08 Thread Christoph Birk
On Nov 8, 2010, at 2:28 PM, Robert Finking wrote: On 08/11/2010 14:17, Don Dailey wrote: One possible solution is for the server to force the previous login to disconnect if it thinks that player is currently connected. It will send a quit command to the client and then realize there is

Re: [Computer-go] CGOS Dropped Connections - Two automatic losses on time.

2010-11-08 Thread Christoph Birk
On Nov 8, 2010, at 2:57 PM, Mark Boon wrote: On Mon, Nov 8, 2010 at 12:28 PM, Robert Finking robertfinkng...@o2.co.uk wrote: A final thought - how about increasing K for games that are lost on time? Bad idea. I agree, Christoph ___ Computer-go

Re: [Computer-go] CGOS Dropped Connections - Two automatic losses on time.

2010-11-08 Thread Christoph Birk
On Nov 8, 2010, at 5:36 PM, Don Dailey wrote: On Mon, Nov 8, 2010 at 7:40 PM, Christoph Birk b...@obs.carnegiescience.edu wrote: How about not booting the existing player at all, but refusing the connection of the 2nd one (as it is currently done). This allows a cron-job to restart

Re: [Computer-go] Join 9x9 on CGOS

2010-10-26 Thread Christoph Birk
On Tue, 26 Oct 2010, terry mcintyre wrote: Cheese-bread, so far as I know, is a bread stuffed with cheese. I often enjoy them at Brazilian churrascarias. There are many delightful variations. 'Kaesebrot' in German is just a slice of break with a slice of cheese on top (and possibly butter).

Re: [Computer-go] human complexity measure of games

2010-10-26 Thread Christoph Birk
On Tue, 26 Oct 2010, Brian Sheppard wrote: Yes, it was in the Poker literature. The Alberta team defined that concept and used it to measure hold-em players. Their Website has all of their papers, and there are not that many, so you can find it there. Wouldn't by that definition Poker become a

Re: [Computer-go] human complexity measure of games

2010-10-26 Thread Christoph Birk
On Tue, 26 Oct 2010, steve uurtamo wrote: Wouldn't by that definition Poker become a very simple game? Due to the large luck factor even a skilled player wins only by a relatively small margin against a weaker player. Even a pro can loose on a bad day against a beginner. This is not possible in

Re: [Computer-go] human complexity measure of games

2010-10-26 Thread Christoph Birk
On Tue, 26 Oct 2010, steve uurtamo wrote: you might want to watch this video carefully if you haven't seen it before: http://www.youtube.com/watch?v=qt1FvPxmmfE I have :-) Christoph ___ Computer-go mailing list Computer-go@dvandva.org

Re: [Computer-go] UCT Engine Implementation Problems

2010-10-22 Thread Christoph Birk
Hi James, On Wed, 20 Oct 2010, James Pettit wrote: I just modified my bot to do just playouts, no tree, move selection is most wins. It's on CGOS now as GoGo-10k. I'll leave it there for a while. It definitely exhibited some of the same problems as the UCT version, but I cannot for the life of

Re: [Computer-go] UCT Engine Implementation Problems

2010-10-21 Thread Christoph Birk
On Oct 21, 2010, at 1:53 AM, Petr Baudis wrote: On Wed, Oct 20, 2010 at 04:24:43PM -0700, Christoph Birk wrote: But once I use UCT the improvement of AMAF (not RAVE) is only minimal. I use the terms AMAF: all move as first (after the simulations) RAVE: use the AMAF values to seed the (UCT

Re: [Computer-go] UCT Engine Implementation Problems

2010-10-20 Thread Christoph Birk
On Oct 20, 2010, at 12:21 AM, James Pettit wrote: Thanks for the responses, I will try attaching the various versions to CGOS. To answer a specific question What board size, and how many playouts per move? 9x9. 10k gives about a 5% winrate as black, 50k maybe 17%, and 100k a solid 20%,

Re: [Computer-go] UCT Engine Implementation Problems

2010-10-20 Thread Christoph Birk
On Thu, 21 Oct 2010, Matthew Woodcraft wrote: (Unlike what others are reporting, I do see a big improvement from RAVE even with uniform random playouts.) I think we agree. I see a big improvement with AMAF (not RAVE) with uniform playouts (no UCT) too. But once I use UCT the improvement of

Re: [Computer-go] UCT Engine Implementation Problems

2010-10-20 Thread Christoph Birk
On Wed, 20 Oct 2010, James Pettit wrote: I just modified my bot to do just playouts, no tree, move selection is most wins. It's on CGOS now as GoGo-10k. I'll leave it there for a while. It definitely exhibited some of the same problems as the UCT version, but I cannot for the life of me find a

Re: [Computer-go] UCT Engine Implementation Problems

2010-10-20 Thread Christoph Birk
On Wed, 20 Oct 2010, James Pettit wrote: I just modified my bot to do just playouts, no tree, move selection is most wins. It's on CGOS now as GoGo-10k. I'll leave it there for a while. It definitely exhibited some of the same problems as the UCT version, but I cannot for the life of me find a