Author: Peter Berger
Date: 10:32:37 05/02/02
Go up one level in this thread
On May 02, 2002 at 13:29:15, Robert Hyatt wrote: >On May 01, 2002 at 14:41:39, Russell Reagan wrote: > >>On May 01, 2002 at 10:02:58, Miguel A. Ballicora wrote: >> >>>On May 01, 2002 at 09:33:58, Jeroen Noomen wrote: >>> >>>[snip] >>> >>>>In the meantime I have sent a letter to the ICCA to clarify matters. >>>> >>>>Jeroen >>> >>>In a competition, do you consider a book part of the engine? >>>Is anything about this included in your proposal? >>>I have not seen your opinion about this. (maybe I lost it in the dozens >>>of replies). >>> >>>Regards, >>>Miguel >> >>IMO the engine is the part of the program that selects a move to play. Since the >>opening book, and EGTB's are used to select a move to play, they are part of the >>engine, IMO. >> >>Russell > > >I don't count EGTBs because of the nature of the information they contain. > >Steven Edwards did tables. Eugene did them in a different format. Thompson >did the same followed by Stiller. Bruce did his own format. Vincent did one >although I don't know if he ever finished it. > >But, with all of that, they are all accessed in the same way, and they produce >the same identical information for the same position. Therefore there is >nothing "unique" in them that would make my version distinct from your version, >other than the compression technique (if any) and the order of the pieces used >to produce the Godel number. I think Bruce Moreland posted some time ago that his tablebases know about the 50 moves rule; that could be an important difference that might change the result of a game. Peter > >I see no problem with people sharing a good list of random numbers to see the >Zobrist hashing algorithm, any more than I see any problem sharing tables, since >the two kinds of data are identical in nature. Books are far different, >however, and are a big sticking point in current rules.
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