Author: Tord Romstad
Date: 08:25:11 12/26/97
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On December 26, 1997 at 02:40:01, Christophe Theron wrote: > >I gave up using these "threat evasion extensions", because I don't use a >SEE any more, and it was not clear that it strengthened my program. >Surprisingly, the improvement, if any, was a positional one. Not >tactical. > >Jean Christophe Weill describes some threats extensions (entropic >extensions) for the old Joker program in his PHD thesis (in french...). >He also gave up using them. > I believe that M-Chess uses lots of threat extensions. The program sometimes produces very long main lines with few captures and checks, even at low search depths. Tord
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