Author: Ingo Bauer
Date: 11:57:35 08/30/04
Go up one level in this thread
On August 30, 2004 at 14:51:01, Uri Blass wrote: >On August 30, 2004 at 13:51:48, Robert Hyatt wrote: > >>On August 30, 2004 at 12:24:54, Volker Böhm wrote: >> >>>On August 30, 2004 at 10:02:54, Robert Hyatt wrote: >>> >>>>On August 30, 2004 at 08:30:34, Kurt Utzinger wrote: >>>> >>>>>On August 30, 2004 at 08:12:52, Jouni Uski wrote: >>>>> >>>>>>Eine FPGA-Karte untersucht momentan ca. 3 Millionen Positionen/Sekunde. 16 >>>>>>Karten machen daher theoretisch 48 MPos/sec. (Donninger) >>>>>> >>>>>>Jouni >>>>> >>>>> If Hydra made 48 Mpos/sec this again proves (in comparison >>>>> with the 2 Mpos/sec on Quad-Opteron server with 4 CPU's of >>>>> Shredder) that the number of pos/sec can't be taken as a >>>>> reliable value for the goodness of a chess program. It's >>>>> of course simply impossible to compare apples and organes. >>>>> Kurt [http://www.utzingerk.com] >>>> >>>> >>>>Don't forget that Hydra ripped Shredder's head off. So the NPS _might_ be >>>>significant here... >>> >>>Didn´t I´ve heard you saying that 10 games are not enough to draw a >>>statistically significant conclusion on the playing strength? >>> >>>Greetings Volker >> >> >>With two _close_ opponents, correct. But if one is seriously stronger, as hydra >>appeared to be, 10 games is plenty. > >We do not know if hydra is seriously stronger. > >You cannot start by assuming that hydra is significantly stronger when this is >the question. > >If you see 10-0 you can say based on the result that Hydra is significantly >stronger but when you see 5.5-2.5 you cannot claim it based on the result and >you only can say that you do not know if it is significantly stronger based on >the result. Just some facts: 10 +3 =7 -0 65.0% TP = +107 Elo 68%->[+70,+206] 95%->[+34,+351] Is if 107 Elo "seriously or significantly" stronger? Bye Ingo
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