Differences between current version and predecessor to the previous major change of LZW.
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| Newer page: | version 12 | Last edited on Saturday, December 20, 2003 2:43:07 am | by AristotlePagaltzis | |
| Older page: | version 10 | Last edited on Friday, December 19, 2003 8:44:18 am | by JohnMcPherson | Revert |
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+An [Acronym] for __L__empel, __Z__iv, __W__elch.
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!!! A brief history of LZ Compression
Back in the 70's, the amount of data that people wanted to store started outstripping the media that people had to store it on.
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The easiest way to understand LZW is by looking at some examples. I won't reproduce them here, but you can find some (and a really good description of the algorithm) at http://www.rasip.fer.hr/research/compress/algorithms/fund/lz/lzw.html.
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Part of CategoryAlgorithm
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+anyone able to explain how LZMA ,used by 7z, compares? http://7-zip.org/7z.html
