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FSMNLP
2009
Springer
13 years 7 months ago
Minimizing Weighted Tree Grammars Using Simulation
Weighted tree grammars (for short: WTG) are an extension of weighted context-free grammars that generate trees instead of strings. They can be used in natural language parsing to d...
Andreas Maletti
ASIACRYPT
2001
Springer
14 years 1 months ago
Efficient Zero-Knowledge Authentication Based on a Linear Algebra Problem MinRank
A Zero-knowledge protocol provides provably secure entity authentication based on a hard computational problem. Among many schemes proposed since 1984, the most practical rely on f...
Nicolas Courtois
AGTIVE
2003
Springer
14 years 3 months ago
Specifying Pointer Structures by Graph Reduction
Graph-reduction specifications (GRSs) are a powerful new method for specifying classes of pointer data structures (shapes). They cover important shapes, like various forms of bal...
Adam Bakewell, Detlef Plump, Colin Runciman
STOC
2010
ACM
216views Algorithms» more  STOC 2010»
14 years 7 months ago
The HOM problem is decidable
We close affirmatively a question which has been open for long time: decidability of the HOM problem. The HOM problem consists in determining, given a tree homomorphism D and a re...
Guillem Godoy, Omer Giménez, Lander Ramos and Car...
ICALP
2000
Springer
14 years 1 months ago
Decidable First-Order Transition Logics for PA-Processes
We show the decidability of model checking PA-processes against several first-order logics based upon the reachability predicate. The main tool for this result is the recognizabil...
Denis Lugiez, Ph. Schnoebelen