Author: Pete Galati
Date: 15:21:36 02/01/01
Go up one level in this thread
On February 01, 2001 at 17:56:05, Dann Corbit wrote: >On February 01, 2001 at 14:36:59, Dann Corbit wrote: > >>What is Junkbase for SCID? It is a collection of a very large number of games >>gathered from public sources, cleaned, duplicate filtered, and put into SCID >>format. The SCID database files are compressed with bzip so that they are very >>small compared even to a zip file. >> >>Here are the data files for over 2 million PGN games in SCID format: >>ftp://cap.connx.com/pub/Scid/junkbase.sg.bz >>ftp://cap.connx.com/pub/Scid/junkbase.si.bz >>ftp://cap.connx.com/pub/Scid/junkbase.sn.bz >> >>Here is bzip, in case you don't have that to decompress them: >>ftp://cap.connx.com/pub/Scid/bzip.exe >> >>Compressed, they are this size: >>01/30/2001 03:31p 131,824,621 junkbase.sg.bz >>01/30/2001 03:36p 50,660,956 junkbase.si.bz >>01/30/2001 03:31p 3,734,485 junkbase.sn.bz >> 3 File(s) 186,220,062 bytes >> >>Decompressed, they are this size: >>01/30/2001 03:31p 276,177,816 junkbase.sg >>01/30/2001 03:36p 92,161,199 junkbase.si >>01/30/2001 03:31p 6,821,325 junkbase.sn >> 3 File(s) 375,160,340 bytes >> >>The raw PGN file was this size: >>01/26/2001 08:47p 1,584,017,928 junkbase.pgn >> >>Now, before you run off and get them, some warnings: >>1. You have to have SCID installed. It's anything but trivial because it >>requires TCL/TK, which is a pain to install if you're not a techie. >>2. These games are gathered from a bazillion public sources, and so the name >>fits. Do not expect the sparkling quality of a commercial database >>3. I don't support this stuff. It's a free present for anyone who wants it but >>I will definitely ignore any emails you send asking questions about it. > >Added a new subdirectory called junkbase that has the same thing compressed with >bzip2.exe (along with bzip2.exe). >It saves a measly meg, but (hey) a meg is a meg. bzip? This is different that gzip and pkzip? Can this really compress smaller than gzip on maximum? Pete
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