Author: Bruce Moreland
Date: 11:04:15 09/27/99
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On September 27, 1999 at 13:14:50, blass uri wrote: >On September 27, 1999 at 09:15:34, Robert Hyatt wrote: > >>On September 27, 1999 at 05:03:54, Jouni Uski wrote: >> >>>Fritz's rating is 2681. I think this is too much. Of course Fritz plays at GM >>>level, but not at 2681. So there are 2 possible reasons: >>>1) SSDF human games are from beginning of 1990 and probably humans know >>>computers now much better or >>>2) comp-comp play increases rating differences. >>> >>>I think, that probably both reasons are inflating list now. >>>But still many thanks for SSDF for new list - we haven't anything better. >>> >>>Jouni >> >>If you interpret the list correctly, the ratings are ok. We just can't take >>SSDF ratings as anywhere within 200 points of the FIDE scale... >> >>But for comparing two programs, it is statistically sound.. > >I think that the surprising fact in the list is that there that the hardware gap >K6-450 vs p200 does not seem to give less benefit relative to p200 vs p90 > >I expected that hardware is going to give less benefit because the result of >some games is decided by the opening and not by the engines(I saw 2 games >Junior5-Hiarcs7.32 when the evaluation of white out of book was 0.00 and the >position was a clear draw(the best for white is repetition). > >I expected that when programs are using faster hardware there will be more cases >when the result is decided by the opening books and this is the reason that I >expected less advantage from fast hardware. > >I think that we are usually not going to see results of 40:0 between top >programs even if the hardware of one program is 1000000 times faster because of >this reason. > >The bad book of top programs and the fact that they do not use time to calculate >if to play book moves is the main reason that I expected >less benefit from fast hardware. > >Uri I don't think that anyone has presented any evidence other than "common sense" that the Elo increase with increased hardware speed is not linear. bruce
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