A Separation Between Run-Length SLPs and LZ77
In this paper we give an infinite family of strings for which the length of the Lempel-Ziv'77 parse is a factor Ω( n/ n) smaller than the smallest run-length grammar.
READ FULL TEXTIn this paper we give an infinite family of strings for which the length of the Lempel-Ziv'77 parse is a factor Ω( n/ n) smaller than the smallest run-length grammar.
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