Author: Christophe Drieu
Date: 02:20:46 07/31/02
Go up one level in this thread
On July 31, 2002 at 04:43:51, Uri Blass wrote: >On July 31, 2002 at 02:14:50, Russell Reagan wrote: > >>Has anyone done any experiments where they took a simple program and computed >>ratings for different levels of search? I was thinking it might be interesting >>to do this experiment, but I figured if someone has done this before it would >>save me the trouble. >> >>I was thinking about creating a simple alpha-beta engine with mainly material >>evaluation, and perhaps some other small things like a piece-square table, and >>maybe a bonus for castling. That would seem to help the program do things that >>even beginners do, if for no other reason than they were taught to "control the >>center" and "castle early". The main reason for adding those two things would be >>so the program wouldn't be deciding on 1. h3 just because it was the first move >>searched and the material evaluations all came up even. >> >>My goal here is to compute ratings for various depths of search when using >>(basically) material only evaluation. I would like to know, for example, how far >>you could expect to get as a human player if you were able to catch all tactics >>and combinations at a depth of 1, 2, 3, 4, and so on. I have heard people say >>that a human can get to expert level (2000) by mastering tactics, and I would >>guess they also know enough positional knowledge to get by. > >I believe that programs can get to expert level >and even more than it by only piece square table >and depth 13+extensions and pruning of normal >chess programs(no knowledge about castling is needed) > >It does not mean that humans can do it because >they cannot see everything about tactics. > >I agree that humans can get to 2000 level >by mastering tactics but it does not mean that >they have no knowledge about passed pawns or >weak pawns or mobility or king safety. > >They may not have more positional knowledge >than 1600 players but the knowledge of 1600 players >is more than piece square table. > >Uri what do you call "piece square table", please ?
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