Author: Helmut Conrady
Date: 05:06:24 12/22/04
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On December 22, 2004 at 02:43:50, Harald Faber wrote: >On December 22, 2004 at 02:07:46, Kurt Utzinger wrote: > >>On December 22, 2004 at 02:04:10, Jouni Uski wrote: >> >>>Hopp oder top – Steigern Tablebases die Spielstärke? >>>Helmut Conrady untersucht in einem sehr breit angelegten Test die Auswirkungen >>>der Tablebases auf die Spielstärke von Schachprogrammen. Die Ergebnisse sind – >>>gerade auch für viele Programmierer – äußerst überraschend! >>> >>>Summary in english after reading article yesterday: after 1000s of games with >>>different levels and engines tablebases seems to have always NEGATIVE effect >>>on playing strength!! No doubt at all! Uri can easily forget implementing now.. >>> >>>Jouni >> >> Hi Jouni >> From discussions at CSS a lot of people argue that >> Helmut Conrady's conclusion would at least be wrong >> for games at slow time controls. Helmut tested >> at different blitz time level. Personally, I believe >> Helmut is right. >> Kurt > >The argument is easy and logical: >The more positions you search, the more likely you reach positions from the TBs >which are relevant for the current position. >If you search for 3 sec per move it is unlikely that you hit the (right) >tablebase positions than when thinking for 1 minute e.g. Harald doesn t believe, doesn t believe, doesn t believe, that the results were equal at 1+0(!), 1+1 and 3+3 and 9+9. :-) Helmut
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