Author: Torstein Hall
Date: 07:32:40 01/31/02
Go up one level in this thread
On January 31, 2002 at 08:21:43, Uri Blass wrote: >On January 31, 2002 at 07:56:21, Albert Silver wrote: > >>>Say 200K is good for 8 plies average, being 1000 x faster with a branching >>>factor of 4 gives: 4x4x4x4x4 = 1024 -> 5 extra plies. >>> >>>So with 200M NPS you might be able to search 13 plies brute force in best case. >>> >>>Subtract a couple of plies (1 to 3) for the way DB did singular extensions and >>>the picture fits, that is: DB was searching 10-12 plies as the log files >>>confirm. >>> >>>This 12(6) isn't 18, you must have misunderstood its meaning. >>> >>>Ed >> >>I will add this, as I cannot comment on the numbers and math presented. I have a >>lot of trouble believing Kasparov would go down to a program hitting only 10-12 >>plies in a 6-game 40/2h match. Either it is amazingly smart with a super eval, >>which all evidence suggests it had serious tuning issues with, or it is doing >>some very deep calculating. >> >> Albert > >I have a lot of trouble to believe that they searched more than 11-12 plies >after reading the following post: >http://www.icdchess.com/forums/1/message.shtml?210978 > >I do not believe that their evaluation was superior relative to today programs >and the opposite seems to be correct. >I also do not believe that their 10-12 plies are better than 14-15 plies of >today programs. > >I believe that today programs have good chances to beat kasparov(1997) in a 6 >game match. >Unfortunatley kasparov knows more than he knew in 1997 so a match between >kasaprov(1997) and the top programs of today is not going to happen. > >Uri I think we will see the value of this words after Kramnik - Fritz match, if it ever will happen. (Kramnik is about the same level as Kasparov, remember.) If Fritz wins that match, you may be right, but I belive Kramnik will crush little Fritzie badly. Torstein
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