Author: Omid David Tabibi
Date: 04:49:23 11/22/02
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On November 22, 2002 at 07:21:13, Uri Blass wrote: >On November 22, 2002 at 05:50:09, Omid David Tabibi wrote: > >>Vincent, >> >>You haven't read the article yet. READ IT. I have described everything I have >>done quite clearly, and have presented the results. All the node counts are also >>available at my website. >> >>Regarding your checkmate question: except for the "Mate in 4" and "Mate in 5" >>positions which I was interested to know only if the checkmating was found or >>not, in all other test positions (ECM, WCS, Neishtadt) the search was conducted >>to the mentioned depth even if a checkmate is found at eariler plies. This was >>done in order to ensure that the fixed depth results are comparable in terms of >>tree size. >> >>Omid. > >What do you search after finding a mate? >Does genesis search for a shorter mate and in this case does it knows not to >search when it get ply that means that no shorter mate can be found? > >Movei simply stop searching after finishing an iteration with mate score. > Genesis also stops searching after checkmate (that is the case with the downloadable Genesis). But because I didn't want this to have implications on the search tree size comparison, in the tests conducted on ECM, WCS, and Neishtadt, Genesis continued searching to the fixed mentioned depth, even after finding the checkmate. This was done to get a correct estimation of the search tree size. >Uri
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