LZW compression: Difference between revisions

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{{task}}The Lempel-Ziv-Welch (LZW) algorithm provides lossless data compression.
You can read a complete description of it in the [http://en.wikipedia.org/wiki/Lempel-Ziv-Welch Wikipedia article] on the subject.
It was patented, but it fell in the public domain in 2004.
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