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ILC
2007
Springer
13 years 11 months ago
A Playful Glance at Hierarchical Questions for Two-Way Alternating Automata
Two-way alternating automata were introduced by Vardi in order to study the satisfiability problem for the modal µ-calculus extended with backwards modalities. In this paper, we ...
Jacques Duparc, Alessandro Facchini
FORMATS
2004
Springer
13 years 10 months ago
Model-Checking for Weighted Timed Automata
We study the model-checking problem for weighted timed automata and the weighted CTL logic by the bisimulation approach. Weighted timed automata are timed automata extended with co...
Thomas Brihaye, Véronique Bruyère, J...
IANDC
2007
126views more  IANDC 2007»
13 years 5 months ago
Alternating two-way AC-tree automata
We explore the notion of alternating two-way tree automata modulo the theory of finitely many associative-commutative (AC) symbols. This was prompted by questions arising in cryp...
Kumar Neeraj Verma, Jean Goubault-Larrecq
CSL
2002
Springer
13 years 5 months ago
Weighted finite-state transducers in speech recognition
We survey the use of weighted finite-state transducers (WFSTs) in speech recognition. We show that WFSTs provide a common and natural representation for HMM models, context-depend...
Mehryar Mohri, Fernando Pereira, Michael Riley
WIA
2007
Springer
13 years 11 months ago
Weighted Automata and Weighted Logics with Discounting
We introduce a weighted logic with discounting and we establish B¨uchi’s and Elgot’s theorem for weighted automata over finite words and arbitrary commutative semirings. The...
Manfred Droste, George Rahonis