Compression Comparison Tests

Archive Comparison Test by J.Gilchrist - Summary of all archivers - come here 1st!
All A.C.T. pages in one archive
The Art Of Lossless Data Compression, including results of tests on 6000+ pictures, text and "binary" files
Audio:
http://www.firstpr.com.au/audiocomp/lossless/ , http://www.jpg.com/products/sound.html
Image:
http://www.icsl.ucla.edu/~ipl/psnr_results.html , http://www.bitjazz.com/statistics.html
General:
http://geocities.com/SiliconValley/Lab/6606/results.htm
http://members.nbci.com/vycct/
http://www.winace.com/compare.html
http://corpus.canterbury.ac.nz/results
http://www.bk.isy.liu.se/~svan/bwt/
http://www.mathematik.uni-bielefeld.de/~bernhard/comp/results.html
http://www.davesite.com/computers/compress.shtml
http://orca.st.usm.edu/~altemus/paper.htm

Main Compression Links

The Data Compression Library
Comp.Compression FAQ
Compression Pointers and local copy
Links2Go: Data Compression
Data Compression Pointers - This page is partly written in Japanese
Mitsuharu ARIMURA's Bookmarks on Source Coding/Data Compression (Japan)
Mitsuharu ARIMURA's Bibliography on Source Coding/Data Compression (Japan)
JPEG related links

Lossless Image Compression Links

Programs , Source Code , Algorithm Descriptions

PNG Home Page , Applications with PNG Support , PNG Source Code and Libraries

LOCO-I / JPEG-LS : Hewlett-Packard's implementation , David A. Clunie's implementation , Source from the University of British Columbia

Independent JPEG Group - imlementation of lossy and lossless JPEG

CALIC descriptions , ftp://ftp.csd.uwo.ca/pub/from_wu - Object code and descriptions of CALIC algorithm

MG System - mg system, described in the book Managing Gigabytes, contains the implementation of FELICS
FELICS- Paul Howard's Ph.D., which contains the description of FELICS

BTPC - Binary Tree Predictive Coding , BTPC Sources
SPIHT Demo Programs and descriptions
BitJazz Lossless Image Compression
JBIG

Test Images

Kodak Images
JPEG Test Set
Waterloo BragZone
Computer Vision Test Images
Other Image Collections

List of Image and Graphics File Archives from Graphic File Formats FAQ
Image Processing Research Center, Directory of /pub/image/still/
Wuarchive, Directory of /multimedia/images/
ftp://download.intel.com/pressroom/images/
ftp://ftp.kodak.com/www/images
Hubble Heritage Archive Gallery Page
Galileo Mission to Jupiter Images and Animations
Free Clip Art, Icons, Pictures & Photographs

Graphic File Formats

Graphic File Formats Home Page
Wotsit's Format: The Programmer's File Formats and Data Formats Collection
Graphic file formats
Image File Formats
File Formats FAQ

Directory of /pub/usenet/news.answers/graphics/fileformats-faq
graphics/fileformats-faq

Overviews and introductions to data compression

RHLAOC?
~~~~~~~
    OC  The Green Tree Of Compression Methods - A Practical Introduction To Data Compression
 HLAO   http://www.faqs.org/faqs/compression-faq/part2/
 HL     http://www.cs.sfu.ca/CC/365/li/squeeze/
    O   http://www.data-compression.com/theory.html
 HL     http://www.data-compression.com/lossless.html
RHL-O-  http://www.dspguide.com/datacomp.htm
RH-     http://www.go2net.com/internet/deep/1997/01/01/
RHL     http://www.ganssle.com/articles/acompres.htm
RHLAO   http://www.newmediarepublic.com/dvideo/compression/adv04.html
 H  O-  http://www.rdrop.com/~cary/html/data_compression.html
RHLAO-  http://www.arturocampos.com/cp_ch1.html
RHLA-   http://w3.antd.nist.gov/cag/lecser_ay1/lecser_ay1.html
RH-  -  http://www.ccs.neu.edu/groups/honors-program/freshsem/19951996/jnl22/jeff.html
RHLAO   http://www.ece.umn.edu/users/kieffer/ece5585.html
RHLAO-  http://www.ics.uci.edu/~dan/pubs/DataCompression.html
RHL-O ? http://www.ils.unc.edu/~willc/dcfulltext.html
  L O   http://www.cs.pdx.edu/~idr/unbzip2.cgi?compression/acb_compress.html.bz2
R-L-O ? http://cswww.willamette.edu/~sarnold/cs443/compression.html
RHLAO-  http://www.cs.tut.fi/~albert/Dev/pucrunch/packing.html
RHLA    http://vectorsite.tripod.com/ttdcmp1.html
R L O ? http://members.aol.com/breunling/obcompr.htm
RHLAO-  http://www.rasip.fer.hr/research/compress/algorithms/index.html
 HLA -  http://www.ifi.uio.no/~ftp/publications/cand-scient-theses/SHuseby/html/node41.html
RHLAO   http://www.cs.su.oz.au/~symvonis/teaching/cs4-data-compression.html
 -L- -? http://www.image.cityu.edu.hk/~loben/thesis/node22.html
  L O ? http://home.uleth.ca/~borrtj/pres/index.htm
RHL-O-  http://www.scit.wlv.ac.uk/~c9581158/main.html
RHLA -  http://www.eee.bham.ac.uk/WoolleySI/All7/body0.htm
RHLAO-? http://wannabe.guru.org/alg/node163.html
 HLA -  http://data.uta.edu/~ramesh/cse4348-5392/LosslessC.html

R - means page contains description of Run Length Encoding
H - description of Huffman Coding
L - Lempel-Ziv methods
A - Arithmetic Coding
O - (at least some words about) other methods
C - attempts to classify types of data and/or compression methods
? - page not found during last check (4-September-2001)