Author: Robert Hyatt
Date: 12:11:36 07/27/99
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On July 27, 1999 at 12:45:46, David Eppstein wrote: >On July 27, 1999 at 11:51:15, KarinsDad wrote: >> From these types of things, I have come to the conclusion that you almost have >> to have a random element in the game. > >One way to do this might be to do a normal search (perhaps limited in depth) but >to add a "random" term to the eval. In order not to make the search go haywire, >you should get the same term whenever you evaluate the same position, so some >multiple of the zobrist hash might work ok. I tried this, and there used to be some crafty versions on ICC that did this. But they didn't 'feel' like 1600 players... a 1600 player won't play 4 2400 moves and one 800 move... yet that is how they behaved... You can now 'squash' the chess knowledge out of crafty, and you can tone the extensions down or out as well. Of course, the basic full-width tree search can still be > 1600 _easily_...
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