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96
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DAM
2007
79views more  DAM 2007»
15 years 2 months ago
Recognizing splicing languages: Syntactic monoids and simultaneous pumping
We use syntactic monoid methods, together with an enhanced pumping lemma, to investigate the structure of splicing languages. We obtain an algorithm for deciding whether a regular...
Elizabeth Goode, Dennis Pixton
CAI
2009
Springer
15 years 9 months ago
Picture Languages: From Wang Tiles to 2D Grammars
The aim of this paper is to collect definitions and results on the main classes of 2D languages introduced with the attempt of generalizing regular and context-free string languag...
Alessandra Cherubini, Matteo Pradella
TCS
2008
15 years 2 months ago
Kernel methods for learning languages
This paper studies a novel paradigm for learning formal languages from positive and negative examples which consists of mapping strings to an appropriate highdimensional feature s...
Leonid Kontorovich, Corinna Cortes, Mehryar Mohri
113
Voted
CORR
2008
Springer
65views Education» more  CORR 2008»
15 years 2 months ago
The Wadge Hierarchy of Deterministic Tree Languages
Abstract. We provide a complete description of the Wadge hierarchy for deterministically recognizable sets of infinite trees. In particular we give an elementary procedure to decid...
Filip Murlak
80
Voted
CALCO
2005
Springer
85views Mathematics» more  CALCO 2005»
15 years 7 months ago
Using Proofs by Coinduction to Find "Traditional" Proofs
In the specific situation of formal reasoning concerned with “regular expression equivalence” we address instances of more general questions such as: how can coinductive argum...
Clemens Grabmayer