Author: Jorge Pichard
Date: 06:52:42 04/24/01
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On April 24, 2001 at 08:47:06, Uri Blass wrote: >On April 24, 2001 at 08:20:57, Vincent Diepeveen wrote: > >>On April 24, 2001 at 03:47:15, Uri Blass wrote: >> >>>the best software that is not IBM. >>> >>>Suppose there is a match of 20 games at tournament time control >>> >>>I am interested to know how many people expect 20-0 for IBM >>>How many people expect 19.5-.5?.... >> >>>If IBM expect to do better result then the average result that the public expect >>>then they can earn something from playing a match of 20 games with Deep Blue. >>> >>>I believe that a part of the public who read the claim that kasparov played like >>>an IM are not going to expect good result for IBM.> >>>Uri >> >>First of all IBM would get out of book every game with -1.0 pawn >>disadvantage (which is about the average of what Kure and Noomen >>get in tournaments, sometimes they get out of book with mate in XXX even). > >I disagree. > >1)It is easy to avoid -1 pawn disadvantage by using a small book. >It is also easy to get the opponent out of book (for example by lines like 1.c3 >and 2.Qc2) > >2)Kure and Noomen do not get +1.0 pawn advantage from the opening after every >game > >> >>I would expect IBM to lose with 18-2. > >I am more optimistic for IBM and Amir Ban's opinion seems to me more realistic. >> >>Let's be realistic >> >> a) IBM searched 11-13 ply in 97, nowadays programs search deeper > >You repeat it again and again when we have no evidence if it is truth and hyatt >explained that it is not truth. > >I believe that they searched deeper and the output suggest 16-18 plies but I do >not believe that 16-18 plies were totally brute force because it seems >impossible to me to search 16-18 plies brute force even with their hardware. > >They probably used futility pruning. > >> b) their book is hell worse as nowadays books are > >They only need a small book. >Big book may be good only for blitz and when the time control is slower it is >better to use a smaller book. > >Uri That is correct a small book specially written to deal with most of Kramnik closed openings such as the stone defense should be prepared for Deep Junior or DF, but it should not be made available to Kramnik for practicing purpose. pichard.
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