Sciweavers

877 search results - page 1 / 176
» How to Cover a Grammar
Sort
View
ACL
1989
13 years 8 months ago
How to Cover a Grammar
A novel formalism is presented for Earley-like parsers. It accommodates the simulation of non-deterministic pushdown automata. In particular, the theory is applied to non-determin...
René Leermakers
GG
2008
Springer
13 years 8 months ago
Adaptive Star Grammars for Graph Models
Abstract. Adaptive star grammars generalize well-known graph grammar formalisms based on hyperedge and node replacement while retaining, e.g., parseability and the commutativity an...
Frank Drewes, Berthold Hoffmann, Mark Minas
CPAIOR
2009
Springer
14 years 1 months ago
The Polytope of Context-Free Grammar Constraints
Context-free grammar constraints enforce that a sequence of variables forms a word in a language defined by a context-free grammar. The constraint has received a lot of attention ...
Gilles Pesant, Claude-Guy Quimper, Louis-Martin Ro...
COLING
2008
13 years 8 months ago
Extracting Synchronous Grammar Rules From Word-Level Alignments in Linear Time
We generalize Uno and Yagiura's algorithm for finding all common intervals of two permutations to the setting of two sequences with many-to-many alignment links across the tw...
Hao Zhang, Daniel Gildea, David Chiang
IMCSIT
2010
13 years 5 months ago
PerGram: A TRALE Implementation of an HPSG Fragment of Persian
In this paper, we discuss an HPSG grammar of Persian (PerGram) that is implemented in the TRALE system. We describe some of the phenomena which are currently covered. While working...
Stefan Müller, Masood Ghayoomi