Author: Alessandro Damiani
Date: 08:32:22 10/11/02
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You did not read! I never talked about selectivity 0!! On October 11, 2002 at 08:04:21, Vincent Diepeveen wrote: >On October 10, 2002 at 06:51:47, Alessandro Damiani wrote: > > >Wrong, selectivity 0 at fritz gives it a complete fullwidth >search. > >Quote: Frans Morsch > >>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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