Historically, fractional komi is very recently introduced (at the beginning of Hon'inbo title match, 1949 in Japan; I don't know about other countries). I strongly believe all proper Go programs have to be able to manage interger komi.
Hideki Nick Wedd: <2g7e1za2mxonf...@maproom.demon.co.uk>: >This is boring - most of you will want to skip it. > >While beta-testing the improved tournament system on KGS, my task was to >report on the behaviour of the tournament-scheduler. But I happened to >notice several things the bots did. I report on these here. > >In the biggest tournament I ran, the komi was set to 7, allowing jigo. >It seemed that gnugo3pt7 (a pre-MC build of GNU Go, which I ran) >understood this, but StoneGrid and Orego12 did not. As a result, >gnugo3pt7 got several undeserved wins against these stronger programs. > I now think that using integer komi is a mistake. I do not plan to >use it in future events. And it will not be used in the computer events >in the European Go Congress this summer. > >The final test I did used 11x11 boards. When StoneGrid joined its game, >it immediately and repeatedly disconnected and reconnected. Indeed, it >did this so rapidly that I could deduce that Professor Drake lives >rather close to Portland, Oregon. StoneGrid had played normally in the >previous tests, so I guess it dislikes non-standard board sizes. > >The clean-up phase was mishandled in at least two games between >StoneGrid and gnugo3pt7 (rounds 3 and 7). I am fairly sure that GNU Go >does clean-up correctly, so I suspect that StoneGrid doesn't. > >TimeWaster (one of Aloril's delinquent bots) is somehow able to abuse >the clean-up system. At the end of every game, it claims that all its >opponent's stones are dead, and that its own stone (it never has more >than one on the board) is alive. Then the game enters the clean-up >phase, there is one pass, and the players make their claims again. This >repeats indefinitely. > My understanding is that this shouldn't be possible. Once the game >has entered the clean-up phase, there should be no more claims, all >stones still on the board when play stops for the second time should be >treated as alive. > >Nick -- Hideki Kato <mailto:hideki_ka...@ybb.ne.jp> _______________________________________________ Computer-go mailing list Computer-go@dvandva.org http://dvandva.org/cgi-bin/mailman/listinfo/computer-go