LZW
From Just Solve the File Format Problem
(Difference between revisions)
(Created page with "{{FormatInfo |formattype=electronic |subcat=Compression |pronom={{PRONOM|x-cmp/12}} }} {| |File Formats | > |Electronic File Formats | > |Compression | > |LZW ...") |
(→References: Added Mark Nelson article) |
||
| Line 19: | Line 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 | * [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.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. | ||
Revision as of 02:48, 12 November 2012
| 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.
References
- A Technique for High-Performance Data Compression Welch, Terry A. Computer, Vol. 17, No. 6 (June 1984): pp. 8-19
- LZW Compression Encoding, from Library of Congress resource on Sustainability of Digital Formats
- LZW Revisited a 2011 update to an article by Mark Nelson written 20 years earlier.
