I seem to remember someone on this group a couple of years ago or so saying that there won't be a 1 Dan 9x9 player anytime soon. I don't remember the exact quote or who said it. I'm looking through the archives but I can't find it. I would not name the person even when I do, but it gives me a strong feeling of Deja Vue.
Chrilly probably remembers when the strongest chess computers were about beginner strength despite furious attempts to make them play strongly. - Don On Mon, 2007-01-01 at 01:33 +0100, John Tromp wrote: > > On 1/1/07, David Fotland <[EMAIL PROTECTED]> wrote: > In your paper you show win rates against GnuGo of about 50%, > depending on > the parameters. The current Mogo beats GnuGo over 90%. What > changed? Are > you doing more simulations, or do you have more go knowledge > in your > patterns? Does Mogo have an opening book? > > I spent most of yesterday on KGS playtesting MoGo on 9x9 with 30 min > total thinking time. > The experience was quite unlike any other program I've played on 9x9 > in the past. > > As I wrote to Sylvain in a private email: > " I had a lot of fun playing MoGo today. In the first game, it played > some nonsensical moves > and I got a totally won position, but MoGo turned out to be very > inventive and led me into > a trap:( > That was not the last game I was to lose to MoGo. I found it much more > challenging than > any other program I played. It is quite resourceful. And in one game > you'll see it play > a beautiful tesuji. This really makes me feel like it's only a matter > of time till MC programs > can challenge professionals on 9x9." > > I enclose 2 of the games I played. In the first, MoGo is quite > enterprising in the opening, > with moves like e6. It would be very hard for an evaluation function > to appreciate the > potential w has for territory after black c8. But MoGo correctly > assesses that w will > control the right half of the board. Furthermore, it very nicely > punishes blacks mistake > of playing f5 prematurely with a beautiful tesuji at d3. > > In the other game, Mogo plays a different atari on the 6th move, > leading to a very > different game. It shows good timing in playing b7 when the right > group can fend > for itself and plays a nice probe at e3 to determine its followup. > Apparently it sees > that g2 is sente on the d2 group, preventing black from a killing > attempt at h5. > > It makes a mistakeat move 30 with f7 though. Playing > a4 c4 a2 b3 a3 d4 a6 b3 e8 instead would have given it a win. > Later testing with MoGo showed that it indeed was unlucky to choose > f7, > and prefers e8 with a bit more search. > > I feel that the shodan level go 9x9 programs have arrived... > > regards, > -John > > > > > > > > _______________________________________________ > computer-go mailing list > computer-go@computer-go.org > http://www.computer-go.org/mailman/listinfo/computer-go/ _______________________________________________ computer-go mailing list computer-go@computer-go.org http://www.computer-go.org/mailman/listinfo/computer-go/
