Author: Uri Blass
Date: 05:45:00 11/23/02
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On November 23, 2002 at 08:11:37, scott farrell wrote: >Just after other people's thoughts. > >I think Omid's work overlooked the adapative null move searching many of us do, >ie. transitioning from r=3 to r=2. > >I think adaptive null move tries to GUESS where to use r=2 to reduce the errors >that R=3 makes. I guess it depends on how often this GUESS is correct, the cost >of the verification search, and how long it takes the adaptive searching to >catch the error at the next ply. > >Has anyone looked at setting the verification search to reduced depth of 2 >(rather than 1)? obviously to reduce the cost of the verification search. Omid checked it but you also reduce the gain. I think that I will look for good rules when to do the verification search so the cost will be significantly smaller but the gain is going to be the same in at least 99% of the cases. Uri
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