Author: Terry McCracken
Date: 11:52:21 04/07/02
Go up one level in this thread
On April 07, 2002 at 14:41:20, Mike Hood wrote: >On April 07, 2002 at 14:23:46, Terry McCracken wrote: > >>On April 07, 2002 at 11:57:18, Robert Hyatt wrote: >> >>>On April 07, 2002 at 10:41:27, Michael Fuhrmann wrote: >>> >>>>[D] 1b6/8/8/7p/6k1/6P1/8/6K1 w - - 0 1 >>>> >>>>Crafty, without tablebases, scores this as about -4.5 for white. Shouldn't the >>>>score be 0.0? >>> >>> >>>This excites some sort of bug that I haven't seen. the static evaluation for >>>this position is 0.00, but the search produces some sort of position where the >>>draw recognition fails... >>> >>>I'll look at it... >> >>Don't be too hard on yourself Dr. Hyatt, Fritz 7 although close to accurate >>gives an eval of -0.81 pawns and Shredder is a little worse than Crafty at >>-4.96, well Chess Tiger 14.0 is "out to lunch" between -12 to -11+ pawns! >> >>Sorry Christophe! You need to fix this problem before you release Chess Tiger >>15.0. >> >>Terry > >This is a matter of opinion. I think that today's chess programmers have the >right to assume the use of 5-piece tablebases. The time spent tweaking the >algorithms for cases like this would be better spent on writing better >algorithms for middlegame analysis. > >But it's the programmer's own decision. Maybe he wants to solve this problem >anyway for the sake of his own intellectual achievement. It is my opinion, but I feel _all_ aspects of the game need to be thoroughly covered, Opening, Middlegame, and Endgame. It's a _tough_ job but I feel it needs to be done. Terry
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.