[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [gnugo-devel] owl problem 21
|
From: |
Gunnar Farneback |
|
Subject: |
Re: [gnugo-devel] owl problem 21 |
|
Date: |
Fri, 12 Oct 2001 17:04:53 +0200 |
|
User-agent: |
EMH/1.14.1 SEMI/1.14.3 (Ushinoya) FLIM/1.14.2 (Yagi-Nishiguchi) APEL/10.3 Emacs/20.7 (sparc-sun-solaris2.7) (with unibyte mode) |
Trevor wrote:
> # incident 131
> loadsgf games/incident121.sgf 110
> 20 owl_attack B3
> #? [1 E2]
> 21 owl_defend B3
> #? [1 F2]
>
> Looks to me like D2 will also defend the B3 group. It's less
> optimal, but does live. Is the owl code expected to get the
> optimal move, or just any move?
>From a regression point of view, just any working move is okay. In
practice it's a bit more complex. Some effort is made to find
alternative owl attacks/defenses to choose from, but the chances that
GNU Go plays the right move are definitely improved if the owl code
comes up with a good move to begin with.
> (Some pattern changes I've made caused GG to prefer D2... Working
> on Gunnar's exercises :-)
Good luck. :-)
/Gunnar