Author: Uri Blass
Date: 10:32:00 01/15/01
Go up one level in this thread
On January 15, 2001 at 13:26:45, Uri Blass wrote: >On January 15, 2001 at 13:15:59, Uri Blass wrote: > >>On January 15, 2001 at 13:06:38, Dann Corbit wrote: >> >>>On January 15, 2001 at 13:01:39, Uri Blass wrote: >>> >>>>On January 15, 2001 at 12:56:14, Dann Corbit wrote: >>>> >>>>>On January 15, 2001 at 12:24:10, Uri Blass wrote: >>>>> >>>>>>It is possible to use some games and a lot of computer time to genrate a test >>>>>>suite. >>>>>> >>>>>>The idea is to give some top programs to analyze all the positions in the games >>>>>>and to give them 24 hours per position. >>>>>> >>>>>>The test suite can include all the positions that there was an agreement between >>>>>>all the top programs about the best move after 24 hours of search when part of >>>>>>them needed more than 3 minutes to converge to the best move(otherwise the >>>>>>position is too easy). >>>>>> >>>>>>People can claim that the fact that all of the program converge to the same move >>>>>>is not a proof that it is the best move and I agree but I think that in >>>>>>more than 90% of the cases the solution will be correct. >>>>> >>>>>On the SSDF is a positional test suite similar to the one that you propose. >>>> >>>>I remember that the test suite of the ssdf give some options for every move when >>>>there is not only one move. >>>> >>>>It is impossible to give more than one option in my test. >>>> >>>>I also have doubts about the question if the solutions are correct. >>>> >>>>If I know that all top programs converge after 24 hours to the solution then I >>>>believe more in the test. >>> >>>The reason that I mention that particular test is because it is very thoroughly >>>documented. >>> >>>I refer (of course) to this one: >>> >>>Given this search: >>>http://www.google.com/search?q=berkeley+sis >>> >>>This is the 3rd listing: >>>http://home.interact.se/~w100107/fentest.htm >> >>I have doubts if the solutions are correct. >> >>No program solve position number 4 so I have doubts if the solution is correct >> >>[D]r1b1r1k1/1p1n1pbp/2p1n1p1/q1P1p3/4P3/1PN1BNPP/2Q2PB1/1R1R2K1 w - - 0 1 >> >>Position number 3 is a pawn endgame and I suspect that programs with tablebases >>can find a forced mate. >> >>Uri > >I can add that there was another position that no program solved. > >It seems to me that the test was composed by humans and I trust more long search >of computers. > >I also suspect that the composers of this test are not strong GM's. > >Uri I see that 2 positions are from games of kasparov when kasparov is responsible to it but there are other games when the annotator is not a known player. Uri
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