Author: Graham Banks
Date: 14:34:45 10/06/05
Go up one level in this thread
On October 06, 2005 at 17:28:04, Maurizio De Leo wrote: >Lately I have seen a lot of suggestion for "tweaking" engines. >First there were the Chessmaster and Rebel personalities, then Dr. Wael Deeb and >Sandro Necchi proposed a couple of Shredder settings, and lately even Uri >suggested some option for increasing the strenght of Fruit. > >My question is: are these settings really useful as long as playing strenght is >concerned ? I am sure they are useful for changing the play style or enhance the >aggressiveness (like with the different ChessTiger "levels")...but recent CEGT >test seems to indicate that they don't have a big effect on ELO. > >http://www.husvankempen.de/nunn/ranglisteall.html > >Shredder 9 eccentric seems to be weaker or at most at the same level as default. >Even for CM (with dozens of personalities and hundreds of tests, starting from >CM8000) the most tested settings are still in a confidence range overlapping the >confidence range of the default. Realistically the improvement will be under 30 >elo. > >So....do you think that different setting can be useful for development of >engines or they are just another way to have fun with computer chess ? > >Maurizio Yes to both of your final questions. One thing that the CEGT rating list is showing is that any gains are usually small although I will say that at longer time controls like 40 in 80 or 40 in 120, these gains usually magnify. Graham.
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.