Author: Uri Blass
Date: 02:40:21 01/07/03
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On January 07, 2003 at 05:35:44, Graham Laight wrote: >On January 06, 2003 at 13:47:04, Uri Blass wrote: > >>On January 06, 2003 at 12:49:56, Graham Laight wrote: >> >>>Human chess is all about pattern recognition. Computers achieved their strength >>>though sheer speed. >> >>How do you know it? >> >>I suspect that part of the advantage of the commercial programs may be detecting >>some patterns. > >Obviously what I said is a simplification (it's difficult to discuss complex >subjects without simplifying), but in general, my answer to the question "How do >you know?" is "It's obvious". > >1. From the book "Chess Skill In Man And Machine" (now out of print >unfortunately), we know that reasearchers have shown that human GMs have >knowledge of 50,000 patterns which can arise in a chess game > >2. If computers knew as much about chess as humans in a static evaluation (which >is what you seem to be saying when you say that commercial programs may >recognise a large number of patterns) then, given that they evaluate over a >million nodes per second, they ought to thrash the humans out of sight I did not say that computers know all the patterns but I said that maybe they know some patterns so saying that programmers do nothing about it may be wrong. Uri
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