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cs.FL2025
Universally Wheeler Languages
Ruben Becker, Giuseppa Castiglione, Giovanna D'Agostino +4
The notion of Wheeler languages is rooted in the Burrows-Wheeler transform (BWT), one of the most central concepts in data compression and indexing. The BWT has been generalized to…
cs.FL2021
A new distance based on minimal absent words and applications to biological sequences
Giuseppa Castiglione, Jia Gao, Sabrina Mantaci +1
A minimal absent word of a sequence x, is a sequence yt hat is not a factorof x, but all of its proper factors are factors of x as well. The set of minimal absent words uniquely de…
cs.FL2020
Primitive Sets of Words
Giuseppa Castiglione, Gabriele Fici, Antonio Restivo
Given a (finite or infinite) subset of the free monoid over a finite alphabet , the rank of is the minimal cardinality of a set such that . We…