Author: Robert Hyatt
Date: 12:49:40 01/17/04
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On January 17, 2004 at 13:28:55, Tord Romstad wrote: >On January 17, 2004 at 12:32:07, Robert Hyatt wrote: > >>To win one of these you need the following: >> >>(1) a program that is reliable. IE it doesn't crash, make illegal moves, screw >>up time calculations and so forth. > >Check. > >Or at least I hope so. It has seemed very stable the last few months, and I >cannot remember >the last time it crashed or made an illegal move. > >>It needs to have at least a reasonable search and evaluation of course. > >I've added some very complicated interior node recognizers for stuff like KRPKR >endgames >the last few days. It should speed up the search a lot in simple rook endgames, >but on >the other hand it could result in some extremely embarassing blunders if I have >some >serious bugs. A piece of advice to everyone who plays against Gothmog in CCT6: >Never >give up, even if you are in a completely lost endgame. :-) > >>(2) decent hardware. Not the fastest, although faster is always better, >>but not a 486 either. > >Check. (PIV 2.4 GHz) > >>(3) Some opening book preparation to avoid dead lost games or positions your >>program simply does not handle well. > >Ouch. I don't have time to do such preparations, I'm afraid. My book is >entirely >untuned, and contains lots of lines my engine doesn't understand at all. I have >also >made the painful discovery that making the book format more compact by replacing >64-bit hash keys by 32-bit keys is *not* a good idea. > >>(4) a goodly portion of luck. >> >>(5) more luck. > >My engine has, with very few exceptions, had an almost supernatural amount of >luck in all tournaments it has participated in. I'm afraid I have consumed my >quota by now. > >Tord Good. :)
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