The Data Compression News Blog

Your daily update on the most recent compression techniques, algorithms, patents, products, tools and events.

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Recent Posts

  • Bijective BWT (2 Comments)

    David Scott has written a bijective BWT transform, which brings all the advantages of bijectiveness to BWT based compressors. Among other things, making BWT more suitable for compression-before-encryption and also give (slightly) better compression.

  • Asymmetric Binary System (107 Comments)

    Jarek Duda’s “Asymmetric Binary System” promises to be an alternate to arithmetic coding, having all the advantages, but being much simpler. Matt has coded a PAQ based compressor using ABS for back-end encoding. Update: Andrew Polar has written an alternate implementation of ABS.

  • Precomp: More Compression for your Compressed Files

    So many of today’s files are already compressed (using old, outdated algorithms) that newer algorithms don’t even get a chance to touch them. Christian Schneider’s Precomp comes to rescue by undoing the harm.

  • On2 Technologies is Hiring

    There aren’t too many companies working on cutting edge codecs, and of those few this one is hiring. Best of luck.

  • China’s AVS Specifications Available (2 Comments)

    Its old news that China has developed their own Advanced Video Standard to avoid high licensing fees. English translation of the standard is now available, along with the IPR policy. Finally something technical that you can get your hands on to feed your appetite.

Archive for September, 2006

The GIF Format is Finally Patent-Free

30th September 2006

GIF patents finally expire, four more years to go for MP3 patents. (But Unisys refuses to give up, they claim they still have more patents).

Read More | Posted by Sachin Garg | 4 Comments »

XML-WRT 3.0

29th September 2006

XML-WRT is a high-performance XML compressor by Przemyslaw Skibinski. It transforms XML to a more compressible form and uses zlib (default), LZMA, PPMVC, or FastPAQ8 as back-end compressor. It is similar to XMill, but has many improvements like semi-dynamic dictionary.

Read More | Posted by Sachin Garg | Add Comment »

Storage Software Market up by 8.6%

25th September 2006

Storage software market grew by 8.6% in Q2 2006, I wonder how much of this was compression software.

Read More | Posted by Sachin Garg | Add Comment »

The Data Compression Newsletter - September 2006

14th September 2006

September 2006 issue of the Data Compression Newsletter.

Read More | Posted by Sachin Garg | Add Comment »

MatrixView Launches SQZit, Same Mistakes Repeated

5th September 2006

Anther offering by MatrixView. As always, only claims, no hard facts. Blames former employees for undermining the company image.

Read More | Posted by Sachin Garg | 4 Comments »

TiVo Ruling Suggests Shift in Patent Cases

1st September 2006

LAW.COM: The fierce court battle between digital video recorder pioneer TiVo Inc. and cable television giant EchoStar Communications Corp. has been shunted to the U.S. Patent and Trademark Office, which may signal the increasing role of that office. If the trend catches on, it could delay outcomes of patent disputes by years.

Read More | Posted by Sachin Garg | Add Comment »