Author: Peter Berger
Date: 03:34:33 10/29/04
Go up one level in this thread
On October 28, 2004 at 10:28:55, Tony Hedlund wrote: >On October 28, 2004 at 08:37:20, Uri Blass wrote: > >>On October 27, 2004 at 20:37:35, José Carlos wrote: >> >>>On October 27, 2004 at 09:57:20, Uri Blass wrote: >>> >>>>On October 26, 2004 at 20:53:36, Mike Byrne wrote: >>>> >>>>>Especially for those who want know what is Crafty 19.17 SE PB? >>>>> >>>>>http://home.interact.se/~w100107/issue22.htm >>>>> >>>>>There is also "how to" link. >>>>> >>>>>best, >>>>> >>>>>Michael >>>>> >>>>>;>) >>>> >>>>Interesting that Tony reports: >>>> >>>>"Crafty 19.17 come out good from book, often gets a slight advantage in the >>>>middlegame, but somehow usually loose the endgame. >>>>I've noticed that Crafty is especially poor in the pawn handling." >>>> >>>>Looking at the comments to the source code I see the following information: >>>> >>>>19.16:adjustments to pawn evaluation terms to improve the scoring balance. >>>>19.17:changes to pawn evaluation to limit positional scores that could >>>> get a bit out of sane boundaries in some positions. >>>> >>>>Uri >>> >>> My personal feeling while watching Crafty playing (no proofs nor scientific >>>testing, just feeling) is that Crafty is very good at endgames, particularly in >>>pawn endings. Comparatively, it's weaker in sharp positions with simultaneous >>>attacks and defending crazy king attacks. >>> >>> José C. >> >>Is this feeling based on watching Crafty19.17 and not older versions? >> >>I have no time to watch Crafty playing but it seems based on the notes that >>there is an endgame problem with Crafty19.17 >> >>Uri > >I've played thru 131 Crafty 19.17 games and I think Crafty is very weak in >endgames with pawns. > >Tony The results posted here by several users suggest that there is a problem that has been introduced after 19.15 (in either 19.16 or 19.17), but Bob hasn't been able to find it and thinks there isn't any. I haven't downloaded 19.17 yet, but would agree to José's assessment of Crafty's play when it is about earlier versions. It's a pity you didn't test 19.15 IMHO, but that's just life :) Peter
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.