Also you should check some relatively easy cases where Crazy Stone fails at 128k and 64k. I would not be surprised if the moves suggested by Crazy Stone are correct.
What about the result of Erica? I believe it should be similar to Crazy Stone :-) Rémi On 17 mai 2012, at 20:39, Aja Huang wrote: > Hi Rémi, > > Yes, you are right. Case11 is not correct. I have fixed it. Case19 is > Hanezeki that might never occur in real games. The purpose of this search is > to explore some limitations of current MC Go programs so Martin asked me to > design the most difficult seki cases on the earth. Then I just did it. > > As for komi 7.0, thanks for your suggestion. We will discuss it and announce > our decision. > > Best regards, > Aja > > 2012/5/17 Rémi Coulom <remi.cou...@free.fr> > Now with the correct e-mail address. > > On 17 mai 2012, at 16:43, Rémi Coulom wrote: > > > I took a closer look at the games. > > > > 19 is hanezeki: > > http://senseis.xmp.net/?Hanezeki > > I don't worry too much about that. Did this ever occur in a real game? > > > > I would recommend using non-integer komi for your tests, because they test > > the ability of the program to deal with jigo at the same time as they test > > seki. Dealing with jigo in the search is not an easy job: it is much more > > difficult to get a consistent search, with proved convergence to optimal > > play, when the outcome of the game is not binary. Completely greedy search > > will solve any position with non-integer komi, but it is likely to fail > > with integer komi (ie, get stuck on jigo when a stronger move can win but > > has a low evaluation in the beginning of the search). > > > > Crazy Stone evaluates hanezeki correctly if komi is set to 7.5 instead of > > 7.0. > > Sorry, that should be 6.5. With 6.5, Crazy Stone still fails. So hanezeki is > still difficult. > > Rémi > > > > > case11 is strange. In the variation contained in the sgf, W loses by two > > points. Aja, are you sure case11 is correct? > > > > Rémi > _______________________________________________ > Computer-go mailing list > Computer-go@dvandva.org > http://dvandva.org/cgi-bin/mailman/listinfo/computer-go > > _______________________________________________ > Computer-go mailing list > Computer-go@dvandva.org > http://dvandva.org/cgi-bin/mailman/listinfo/computer-go _______________________________________________ Computer-go mailing list Computer-go@dvandva.org http://dvandva.org/cgi-bin/mailman/listinfo/computer-go