Lempel-Ziv compression | Article about Lempel-Ziv compression by The Free Dictionary
Substitutional compression schemes proposed by Jakob Ziv and
Abraham Lempel in 1977 and 1978. There are two main schemes,
LZ77 and LZ78. Lempel-Ziv Welch compression
variant of LZ78.
References in periodicals archive
For example, the popular Lempel-Ziv compression
scheme is strongly related to digital search trees.
test: The focus of this test is the number of cumulatively distinct patterns (words) in the sequence.
Looking beyond simple conversion of the Java class file into a more compact format, an often-used solution for compression is word-stream compression techniques such as Huffman encoding [Huffman 1952] or Lempel-Ziv compression
[Ziv and Lempel 1978].
There are more elaborate codings of the integers (such as , , or ), that have been used by , and  in their implementations of Lempel-Ziv compression