Author: Robert Hyatt
Date: 15:12:00 02/10/03
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On February 10, 2003 at 18:06:30, Uri Blass wrote: >On February 10, 2003 at 14:33:21, Robert Hyatt wrote: > >>On February 10, 2003 at 13:39:05, Uri Blass wrote: >> >>>I am interested if someone cared to do a program to find >>>a list of lines that lead to chess positions ordered by the popularity of the >>>position >>> >>>The idea is to take a big pgn of games and to order positions based on the >>>frequency of the position in games(the initial position is position number 1 >>>with frequency of 100% because it happens in 100% of the games) >>> >> >>This is how Crafty's opening book is done, in fact. That is what the >>"percentages" >>mean. > >The point is that I never saw lines ordered in that way(the most close thing >that I saw are Fritz's book or shredder's book but it only give me the number of >games for every move in theoretical positions and not a list of lines ordered by >frequency). > >I do not know what Crafty does but the question is if it generates a file when I >can look in the relevant lines. type "show book" and then "move" It will show you every possible book move, and how many times each move was played in the database... > >It may be important to investigate problems of programs with the opening without >book because I want my program to find good moves without book and knowing the >most common positions that it fails is important for me because >it is possible that I may discover some pattern and by fixing my program I may >reduce the number of mistakes significantly. > >Uri
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