Author: David Dahlem
Date: 09:15:05 11/17/03
Go up one level in this thread
On November 17, 2003 at 11:33:52, Omid David Tabibi wrote:
>On November 17, 2003 at 11:27:15, David H. McClain wrote:
>
>>On November 17, 2003 at 11:19:35, Omid David Tabibi wrote:
>>
>>>I'm trying to create a BKT book (Shredder Classic book format) for Falcon from a
>>>large database of games. The database has about 500,000 games (I converted it
>>>from PGN to CBF to save disk space).
>>>
>>>I created an empty opening book and imported the database to create the book.
>>>After one hour (on 733MHz system) the book has gradually grown to 11 MB but
>>>looking at Shredder interface does not give any indication as to how long the
>>>operation might take.
>>>
>>>Does anyone here have an idea how many hours it will take to finish creating the
>>>book?
>>
>>Omid,
>>
>>Depends on your hardware.
>
>733 MHz, very slow!
>
>>I do this all the time but simply import the games
>>directly into a new Classic opening book (.bkt) format. It also depends on what
>>length in plies you have chosen to import.
>
>I left all the default options. Depth 14 plies relative, import statistics, and
>don't import lines andmove attributes (don't know what the latter two exactly
>mean in this context).
>
>Shall I modify any of these settings?
>
>
>>I would say a couple hours depending
>>on my questions.
>>
>>Some advice, get rid of all games that are draws and by weak players. This
>>should cut the size considerably.
>
>First I tried pruning all the games below 2600 Elo. Only about 10000 games were
>left! Maybe I have to cut it at 2400 or 2500...
>
>A few months ago I created a smaller book in Fritz interface (ctg format). But
>as in Graz I will run under the Shredder interface I have to recreate the book
>in bkt format.
>
>Another option is creating the book in fbk format (fritz old book format). This
>has the benefit of being compatible with both Shredder and Fritz interfaces. The
>problem is that I don't know of any tool that can create an fbk book out of a
>database...
>
>
>
>>
>>DHM
Hi Omid
For what it's worth, i have a utility program that will convert various book
formats, including .fbk. Here is the info from the readme file:
FGCRW Opening book Convertor Fritz-Genius-ChessMaster4000-Rebel-WChess
(C) RNDr.V.Seige, Ing.E.Vlasak, Czech Republic 1994, 1995, 2001
E.Vlasak, Stavbaru 3, 40011 Usti n.L, EVCOMP@QUICK.CZ, WWW.VLASAK.ZDE.C
Since 2001 is FGCRW freeware.
***************************************************************
Using:
FGCRW <source book> <destination book>
{use full paths and correct books extensions}
Examples:
FGCRW C:\GENIUS2\BOOK\SICIL.BOK C:\FRITZ3\MATCH\SICIL.FBK
FGCRW C:\FRITZ3\FRITZ.FBK C:\CM4000\FRITZ.OBK
FGCRW is DOS software, don't use long filenames!
***************************************************************
If you're interested, i can email it to you.
Regards
Dave
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