Author: Omid David Tabibi
Date: 09:40:19 11/17/03
Go up one level in this thread
On November 17, 2003 at 12:29:17, David Dahlem wrote:
>On November 17, 2003 at 12:20:27, Omid David Tabibi wrote:
>
>>On November 17, 2003 at 12:15:05, David Dahlem wrote:
>>
>>>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.
>>
>>Can it convert a ctg or bkt format into fbk? If not, I might try creating a book
>>with Genius 5 (hoping that it can still be installed on Windows XP), and then
>>use your utility to convert it to fbk.
>>
>>Anyway, could you please email me the program to davoudo@cs.biu.ac.il ?
>>
>>Thanks!
>>
>>>
>>>Regards
>>>Dave
>
>Hi Omid
>
>I was wondering myself if it would convert .ctg books, since i haven't tried it.
I don't think CTG specification are made public, so I doubt whether any
non-ChessBase program can convert CTG into something else. (and annoyingly Fritz
interface doesn't convert CTG into FBK).
>I have converted some chessmaster .obk books to .fbk books, then imported the
>.fbk book to .ctg. :-)
>
>At any rate, i'll send the converter and you should have it shortly.
Thanks, received it!
>
>Regards
>Dave
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