LZW

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== References ==
 
== References ==
 
* [http://www.cs.duke.edu/courses/spring03/cps296.5/papers/welch_1984_technique_for.pdf A Technique for High-Performance Data Compression] Welch, Terry A.  Computer, Vol. 17, No. 6 (June 1984): pp. 8-19
 
* [http://www.cs.duke.edu/courses/spring03/cps296.5/papers/welch_1984_technique_for.pdf A Technique for High-Performance Data Compression] Welch, Terry A.  Computer, Vol. 17, No. 6 (June 1984): pp. 8-19
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* [http://en.wikipedia.org/wiki/LZW Lempel-Zipf-Welch : Wikipedia]
 
* [http://www.digitalpreservation.gov/formats/fdd/fdd000135.shtml LZW Compression Encoding, from Library of Congress resource on Sustainability of Digital Formats]
 
* [http://www.digitalpreservation.gov/formats/fdd/fdd000135.shtml LZW Compression Encoding, from Library of Congress resource on Sustainability of Digital Formats]
 
* [http://marknelson.us/2011/11/08/lzw-revisited/ LZW Revisited] a 2011 update to an article by Mark Nelson written 20 years earlier.
 
* [http://marknelson.us/2011/11/08/lzw-revisited/ LZW Revisited] a 2011 update to an article by Mark Nelson written 20 years earlier.

Revision as of 02:49, 12 November 2012

File Format
Name LZW
Ontology
PRONOM x-cmp/12
File Formats > Electronic File Formats > Compression > LZW

LZW (Lempel-Ziv-Welch )is a widely used lossless compression algorithm used primarily for images. It is the compression scheme used in GIF and is frequently used in TIFF images. Developed by Terry Welch in 1984.

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