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2nd International Conference on Language and Automata Theory and Applications, Tarragona : Espagne (2008)
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Efficient Inclusion Checking for Deterministic Tree Automata and DTDs
Jérôme Champavère 1, 2, Rémi Gilleron 1, 2, Aurélien Lemay 1, 2, Joachim Niehren 1, 2
(2008)

We present a new algorithm for testing language inclusion L(A) ⊆ L(B)L(A) between tree automata in time O(|A| |B|) where B is deterministic. We extend this algorithm for testing inclusion between automata for unranked trees A and deterministic DTDs D in time O(|A| |Σ| |D|). No previous algorithms with these complexities exist.

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1:  Laboratoire d'Informatique Fondamentale de Lille (LIFL)
CNRS : UMR8022 – INRIA – IRCICA – Université des Sciences et Technologies de Lille - Lille I
2:  MOSTRARE (INRIA Lille - Nord Europe)
INRIA – CNRS : UMR8022 – Université des Sciences et Technologies de Lille - Lille I : EA3588 – Université Charles de Gaulle - Lille III
Computer Science/Data Structures and Algorithms

Computer Science/Web

Computer Science/Computation and Language
tree automata – language inclusion – algorithmic complexity – XML DTD
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lata08_paper.pdf(525.6 KB)
ANNEX
lata08_talk.pdf(314.6 KB)

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