Author: John Merlino
Date: 13:37:23 06/27/03
Go up one level in this thread
On June 27, 2003 at 14:43:33, John Merlino wrote: >On June 27, 2003 at 08:25:28, Guido wrote: > >>On June 26, 2003 at 15:33:29, John Merlino wrote: >> >>>On June 26, 2003 at 14:12:32, Peter Stayne wrote: >>> >>>>Has anybody figured out how big a complete (w/ pawns) set of 6-mans would be. >>>>And noone has completely rendered these yet right? >>> >>>Marc Bourzhutsky (sp?) is currently creating 6-man files in the de Koning format >>>used by Chessmaster. When last I was notified of his progress (which was quite >>>some time ago), he had well over 30 DVDs of archived data, but had only >>>generated about 10% of the files. I'm pretty sure that the estimate of "over one >>>terabyte" is still accurate. >>> >>>Since the de Koning format tends to be about 20-25% smaller than the Nalimov >>>format (or at least it was with the 5-man files), you can feel free to make >>>assumptions if you like.... >>> >>>jm >> >>Is the 20-25% reduction referred to the normal or to the compressed files? >> >>Does de Koning format contain info on win, loss and draw, or only on win and >>loss+draw without distinction between these last two results? >> >>Thanks >>Guido > >The de Koning format is always compressed. There is no uncompressed version. > >The de Koning format contains win/not-win only. > >jm I need to clarify that last statement. The ReadMe file for the de Koning generator program says: -------------- The following table sheds some light on the relation between moves, plies, and side to move. data means wtm ... means btm ... --------------------------------------------- 0 (not used) is mated 1 wins in 1 ply loses in 2 ply 2 wins in 3 ply loses in 4 ply 253 wins in 505 ply loses in 506 ply 254 wins in 507+ ply loses in 508+ ply 255 draws or loses draws or wins -------------- jm
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