Author: Jorge Pichard
Date: 14:48:16 03/26/04
Go up one level in this thread
On March 26, 2004 at 07:18:09, Uri Blass wrote: >On March 26, 2004 at 06:17:46, Tord Romstad wrote: > >>On March 26, 2004 at 04:43:23, Uri Blass wrote: >> >>>I also doubt if history based pruning was used in 1995 or 1999. >> >>They date back at least to the early 90s, IIRC. I no longer remember the first >>time I read about them, but it's a *really* long time ago. > >I never read about them and invented the idea independently. >Only later I read about it when I read sergei's post. > >> >>>I also doubt if the botvinik extension was used in 1995 or 1999. >> >>You're right, it's possible that the Botvinnik-Markoff extension wasn't very >>common back then. >> >>>You also have your ideas for reductions or extensions that were probably not >>>used in 1995 or 1999. >> >>I use mostly static tricks which have been out of fashion for more than 20 >>years. :-) >> >>Tord > >I doubt if the programmers of the commercial programs heard about them. >They were certainly not used more than 20 years ago in the way that you use >them(otherwise they could be succesful also in programs like Crafty). > >Crafty is probably better than gothmog in blitz because you did not do speed >optimization but based on results that I read it seems not to be the case in >longer time control. > >Uri Gothmog is not doing so great in blitz G/30 against Fritz 6, after 18 games Fritz 6 is winning by 13 to 5 Jorge
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.