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» Bisimulation Minimization of Tree Automata
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IJFCS
2007
80views more  IJFCS 2007»
13 years 5 months ago
Bisimulation Minimization of Tree Automata
We extend an algorithm by Paige and Tarjan that solves the coarsest stable refinement problem to the domain of trees. The algorithm is used to minimize non-deterministic tree auto...
Parosh Aziz Abdulla, Johanna Högberg, Lisa Ka...
WIA
2007
Springer
13 years 11 months ago
Backward and Forward Bisimulation Minimisation of Tree Automata
We improve an existing bisimulation minimisation algorithm for tree automata by introducing backward and forward bisimulations and developing minimisation algorithms for them. Mini...
Johanna Högberg, Andreas Maletti, Jonathan Ma...
CONCUR
2009
Springer
14 years 36 min ago
Weighted Bisimulation in Linear Algebraic Form
Abstract. We study bisimulation and minimization for weighted automata, relying on a geometrical representation of the model, linear weighted automata (lwa). In a lwa, the state-sp...
Michele Boreale
BIRTHDAY
2003
Springer
13 years 10 months ago
Fair Equivalence Relations
Equivalence between designs is a fundamental notion in verification. The linear and branching approaches to verification induce different notions of equivalence. When the designs...
Orna Kupferman, Nir Piterman, Moshe Y. Vardi
JCSS
2007
107views more  JCSS 2007»
13 years 5 months ago
On the minimization of XML Schemas and tree automata for unranked trees
Automata for unranked trees form a foundation for XML schemas, querying and pattern languages. We study the problem of efficiently minimizing such automata. First, we study unrank...
Wim Martens, Joachim Niehren