Author: José Antônio Fabiano Mendes
Date: 05:13:30 10/02/02
Go up one level in this thread
On October 02, 2002 at 07:03:58, Manfred Meiler wrote: >On October 02, 2002 at 03:41:46, Frank Quisinsky wrote: > >>On October 02, 2002 at 02:49:33, Jouni Uski wrote: >> >>>According to CSS WM position test it's specially good in positional and endgame >>>play and relatively weaker in king attack. I think the last means same as >>>tactics. But in my test suites it's also good tactically (e.g. it founds some >>>well known mate in 18 and 30(!) quite fast). So may be the secret is, that it >>>has no big weakness at all. Or what do You think? >>> >>>Jouni > >> >>Hi Jouni, >> >>this program is very strong for king attack. >> >>A program must play the moves which are important for a king attack. Ruffian >>make this. Not important are fantasy positions with a clear move. So I am not a >>fan from test suits. >> >>In my opinion is the best test suite the LCTII test. >>But look what Ruffian here make. Gandalf is over 120 ELO better compare to >>Ruffian :-) >> >>An interview with Ruffian programmer Perola Valfridsson is in next days >>available on Arena webpage (Ruffian is a partner program from Arena). It's one >>of the questions from our interview team. >> >>Best >>Frank > > >Hello Frank, > >some days ago I've sent my excel sheet with the WM-Test results of Ruffian 1.0.0 >and 117 other (versions of) engines (on AMD TB 1400 mhz) to Perola; maybe you're >interessed on his answer ? > >"... Thanks for sending me this very interesting comparison of chess >engines. I think you are right in your conclusion that Ruffian is >weaker than some other engines when it comes to king attack. It is >also my impression that Ruffian, compared to some other engines, is >strong at endgame." <snip> You can see here how strongly Ruffian plays the endgame: http://www.wck-computerschach.de/ [D]6k1/p5p1/4r3/1p3Q2/1Pb5/3p2PP/3K4/8 b - - 0 95 Ruffian played 95...a5!! and won. It found the move in 40 sec.
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