Inicio  /  Algorithms  /  Vol: 14 Par: 2 (2021)  /  Artículo
ARTÍCULO
TITULO

Non-Overlapping LZ77 Factorization and LZ78 Substring Compression Queries with Suffix Trees

Dominik Köppl    

Resumen

We present algorithms computing the non-overlapping Lempel?Ziv-77 factorization and the longest previous non-overlapping factor table within small space in linear or near-linear time with the help of modern suffix tree representations fitting into limited space. With similar techniques, we show how to answer substring compression queries for the Lempel?Ziv-78 factorization with a possible logarithmic multiplicative slowdown depending on the used suffix tree representation.

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