BZZ(1) DjVuLibre-3.5 BZZ(1) (NAME) bzz - DjVu (SYNOPSIS) (Encoding): bzz -e[blocksize] inputfile outputfile (Decoding): bzz -d inputfile outputfile (DESCRIPTION) ( -e) inputfile outputfile . ( -d) inputfile () outputfile . (OPTIONS) -d ( ). -e[blocksize] (). blocksize - (Burrows-Wheeler) . 2048 KB . 4096 KB . . . (ALGORITHMS) - -- - . (Sadakane, DCC 98) . . ZP (Bottou, DCC 98) . - bzip2 . bzz ZP . . (PERFORMANCE) ( ) Canterbury Corpus ( http://corpus.canterbury.ac.nz ) . bzz excl fsmx . +-------------------------------------------------------------------------------------------------------------+ | Compression performance | | text fax csrc excl sprc tech poem html lisp man play Weighted Average | +=============================================================================================================+ | compress 3.27 0.97 3.56 2.41 4.21 3.06 3.38 3.68 3.90 4.43 3.51 2.55 3.31 | | gzip -9 2.85 0.82 2.24 1.63 2.67 2.71 3.23 2.59 2.65 3.31 3.12 2.08 2.53 | | bzip2 -9 2.27 0.78 2.18 1.01 2.70 2.02 2.42 2.48 2.79 3.33 2.53 1.54 2.23 | | ppmd 2.31 0.99 2.11 1.08 2.68 2.19 2.48 2.38 2.43 3.00 2.53 1.65 2.20 | | fsmx 2.10 0.79 1.89 1.48 2.52 1.84 2.21 2.24 2.29 2.91 2.35 1.63 2.06 | | bzz 2.25 0.76 2.13 0.78 2.67 2.00 2.40 2.52 2.60 3.19 2.52 1.44 2.16 | +-------------------------------------------------------------------------------------------------------------+ DjVu . compress Joe Orost . ppmd PPM-C Paul Howard . (CREDITS) bzz Leon Bottou Andrei Erofeev Bill Riemers . (SEE ALSO) djvu(1), compress(1), gzip(1), bzip2(1) DjVuLibre-3.5 10/11/2001 BZZ(1)