Author: Robert Hyatt
Date: 07:13:18 07/18/99
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On July 18, 1999 at 04:37:02, blass uri wrote: > >On July 17, 1999 at 16:33:25, Aloisio Ponti Lopes wrote: > >>On July 16, 1999 at 23:18:36, Robert Hyatt wrote: >> >>>>the question is impossible to answer. To produce an Elo rating (which >>>would imply FIDE to most of us) we would need ratings for at least the >>>simple majority of the programs that participated. No such figures are >>>available, since none have FIDE ratings... >> >>Well, Crafty is not listed in SSDF list (yes, I know the reason why). I think >>Crafty is a wonderful program, it plays very well standard chess and at faster >>controls it is really great. My question is for Dr. Hyatt: what ELO Rating do >>you think your program would get if it participated in human FIDE tournaments >>for one year? I would say at least 2550, do you agree? >>A. Ponti > >I think that parallel crafty is not going to get 2550 in fide tournaments >because >crafty has one disadvantage(the code source of crafty is free) and if crafty is >going to play in fide tournament the opponents can learn exactly what is the >evaluation function of it and go to positions when the evaluation function of >crafty is wrong. > >I think it does not happen in ICC because the good players do not take the games >seriously and do not want to improve their rating(If GM's want to improve their >rating they can play standard time control of 120 60 only against computers and >they do not do it). > >I believe that not free programs of the same level of crafty in >computer-computer games have better chances for this reason. > >Uri I think you are both right and wrong. There have _definitely_ been cases of people studying the source to look for weaknesses. However, there are also many cases of GMs playing _real_ anti-computer chess there, which gives many programs a lot of trouble. The biggest shortcoming I see in commercial programs on ICC is predictability. They want to play the best openings possible, which lets a few players find a pattern they can exploit with anti-computer play...
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