Author: Dann Corbit
Date: 00:27:30 07/16/02
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On July 16, 2002 at 03:20:03, Gerd Isenberg wrote: >On July 16, 2002 at 00:56:52, Dann Corbit wrote: > >>On July 16, 2002 at 00:38:54, K. Burcham wrote: >>>Dan would you please define in detail, "wrote his own book". >> >>Vincent has hand-written his own chess opening book for his program. >> >>Nobody else has done this (as far as I know). >> >>They generally get a book from a professional book builder (Noomen/Kure/etc) if >>they are professional programs or perhaps one from Carlos Pesce or someone like >>that if they are amateur programmers. >> >>In any case, book creation by the original author is practically unknown. > >I build my own manually since 94 (about 150,000 lines until now). I used chess >books (BCO, opening monographies like "winning with ...", Informator) and chess >newspapers. After a framework of most mainlines was finished by this way (in >about two years), i also used pgn-databases by the following way: Loading a >game, going to the novelty from programs point of view so far, diciding whether >i put a few new moves into the book, maybe declaring some moves as passive (=) >or blunders(?). Also engine analysis was involved, specially if the line was >active played by IsiChess. There were also some "secret" lines from local chess >players, and of course feedback from (lost) games. This also implies that good >moves played by other programs became active part of the IsiChess book. The book >editor of my former Dos IsiChess is quite sophisticated, able to interactive >traverse lines back and forth, using a tree view from the current position and a >list view with lines lead to the current position. > >Even after rewriting my program in 2000, most of the book lines seem to fit >IsiChess playing style quite good. How does your Home-built book fare? By that, I mean do you ever fall out of book in trouble against the commercial entrants?
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