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JUCS
2002
91views more  JUCS 2002»
13 years 9 months ago
On Quasi-Products of Tree Automata
Abstract: In this paper we introduce the concept of the quasi-product of tree automata. In a quasi-product the inputs of the component tree automata are operational symbols in whic...
Ferenc Gécseg
FROCOS
2007
Springer
14 years 3 months ago
Languages Modulo Normalization
Abstract. We propose a new class of tree automata, called tree automata with normalization (TAN). This framework extends equational tree automata, and improved the results of them:...
Hitoshi Ohsaki, Hiroyuki Seki
CSL
2001
Springer
14 years 2 months ago
Beyond Regularity: Equational Tree Automata for Associative and Commutative Theories
Abstract. A new tree automata framework, called equational tree automata, is presented. In the newly introduced setting, congruence closures of recognizable tree languages are reco...
Hitoshi Ohsaki
FOSSACS
2007
Springer
14 years 3 months ago
Tree Automata with Memory, Visibility and Structural Constraints
Tree automata with one memory have been introduced in
Hubert Comon-Lundh, Florent Jacquemard, Nicolas Pe...
CSR
2007
Springer
14 years 3 months ago
Marrying Words and Trees
Traditionally, data that has both linear and hierarchical structure, such as annotated linguistic data, is modeled using ordered trees and queried using tree automata. In this pap...
Rajeev Alur