Author: Alessandro Damiani
Date: 03:51:47 10/10/02
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On October 10, 2002 at 02:01:51, Uri Blass wrote: >On October 09, 2002 at 23:06:48, Robert Hyatt wrote: > >> >> >>I had to stop the experiment sooner than I wanted, but I did find some >>interesting things out. >> >>1. at _very_ fast time controls (40 moves in 1 minute) null-move completely >>destroys non-null-move >>by a ridiculous margin. (this ended something like 60 wins, 5 losses, 8 draws) >> >>2. At longer time controls (40 moves in 10 minutes) non-null-move catches up >>somewhat. It still loses >>far more than it wins, but not _nearly_ so bad as test 1. (this was closer, but >>with fewer games played) > >It seems based on your data that null move is more important for blitz and not >for long time control. > >Interesting to know also the difference in plies > >If I compare depth after 3 minutes of search then I see for deep Fritz 3-5 plies >difference at 3 minutes per move between selectivity 0 and the default value 2. > By using a program with unknown source code you cannot be sure that selectivity=2 is only related to null-move. Alessandro
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