Author: Gerd Isenberg
Date: 08:29:50 10/14/03
Go up one level in this thread
On October 14, 2003 at 03:46:40, Christophe Theron wrote: >On October 13, 2003 at 14:56:57, Gerd Isenberg wrote: > >>On October 13, 2003 at 14:19:14, Christophe Theron wrote: >> >>>On October 13, 2003 at 13:09:03, Charles Roberson wrote: >>> >>>> >>>> You make the statement that Diep is a positional engine and you chose it based >>>>on that. So, why did you run G/5 matches? At G/5 tactics and search depth >>>>is crucial. >>> >>> >>> >>>I would like to bring to your attention that tactics and search depth are >>>crucial at any time controls in chess. >>> >>>Showing dimishing returns from increased search depth is so difficult that in >>>practice there is little difference between blitz and long time controls. >>> >>>If engine A gets a beating at blitz, expect it to get the same beating if you >>>repeat the match with long time controls. >>> >>> >>> >>> Christophe >> >>Christophe, >> >>couldn't it be, that engines have some odd/even sympathy/antipathy? >>If the characteristic line of this property is to be out of phase between two >>programs, i can imagine that one is a better blitzer but the other the better >>medium time player. > > >I did not say that it is impossible to build very unbalanced chess programs. > Yes, but the question is the degree of (un)balance. Is the performance-searchdepth(time) characteristic graph a straight line or more or less discontinuous around a dimmish line or curve? > > > >>And what about fast against slow with "more" or "better" knowledge. At blitz >>time control the the linear speedup (fast/slow) may be more important. But due >>to superior branching factor at sime time the "better" knowledge pays off and >>the match tilts. > > >* Superior branching factor can be achieved even with a high NPS. > >* fast/slow vs dumb/knowledged is an outdated conception. Fast does not mean >dumb and slow does not mean knowledged. It is an overly simplistic view of the >problem that should be definitely forgotten. > > > > Christophe I agree that the extremes became indistinct, but i believe the issue is still valid to some degree, even in your league. Cheers, Gerd
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.