Author: Robert Hyatt
Date: 13:23:29 06/28/04
Go up one level in this thread
On June 28, 2004 at 15:34:59, Joachim Rang wrote: >On June 28, 2004 at 15:25:31, Robert Hyatt wrote: > >>On June 28, 2004 at 14:20:29, Joachim Rang wrote: >> >>>On June 28, 2004 at 12:43:10, Robert Hyatt wrote: >>> >>>>On June 28, 2004 at 12:37:42, Dan Honeycutt wrote: >>>> >>>>>On June 28, 2004 at 08:54:00, Anthony Cozzie wrote: >>>>> >>>>> >>>>>>settings, and then N games with the new settings. I am only really interested >>>>>>in longer timecontrols: 20 min + on an Athlon 2.0G or so (70 min on P-650, etc), >>>>> >>>>> >>>>>Why long time controls? I thought you could test evaluation with shorter time >>>>>controls, search needed longer (or varied) time controls. Am I out in left >>>>>field? >>>>> >>>>>Dan H. >>>> >>>> >>>>My personal belief is that longer controls are better. Short games rely heavily >>>>on the search, and leaves a better chance for random luck to influence the >>>>outcome. Deeper searches tend to make fewer tactical mistakes, leaving the >>>>outcome to the quality of the evaluation.... >>> >>>I don't think so, the randomness of tactical shots which is certainly present in >>>short time controls will be distributed according to the strength of the search >>>_and_ evaluation of the engines. I see no reason to believe that on shorter time >>>controls _random_ luch should play a significant role. >>> >>>regards Joachim >> >> >>By definition, "tactics" has nothing to do with "evaluation". Tactics is >>discovered by the search. Shallow searches overlook too much... > > >I agree, but if a program has a good mobility evaluation and/or a good passer >estimate it will place its pieces and push its passers to the squares where it >is more likely to find tactics even with shallow search. > >regards Joachim Or push those passers to squares where they appear safe in a shallow search, but are lost in a deeper search. That's the issue...
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