Author: Georg v. Zimmermann
Date: 09:01:07 01/10/02
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On January 09, 2002 at 22:52:10, Pham Minh Tri wrote: >On January 09, 2002 at 14:36:02, David Rasmussen wrote: > >>On January 09, 2002 at 12:36:28, Miguel A. Ballicora wrote: >> >>> >>>I restrict it a bit more. It has to be not only a recapture on the same square, >>>with the same material but also has to be the ONLY recapture possible in that >>>square. >>> >> >>That seems like a good idea. >> >>Ideally we would want to extend only the moves that are very good. Of course >>extending when there is one move clearly better than the others is the singular >>extension. So the recapture extension make sense in those positions where the >>recapture is the only sane move, and analyzing the rest of the moves costs >>little. On the other hand, we don't want to extend a recapture just because it's >>a recapture. That particular recapture might not be the only good move. If >>there's only one recapture, it seems a lot more likely that it is a good move. A >>good idea. > >I agree that is a good idea. But how do you implement it in simple way? I am >afraid that that code is more expensive than Crafty code ;) > >> >>/David Crafty is BB based, so checking whether it is the only possible move to that square is cheap and simple in Crafty .. I did it to test my capture-extension in crafty. Georg
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