Sciweavers

93 search results - page 2 / 19
» Nonterminal Complexity of Some Operations on Context-Free La...
Sort
View
CPP
2011
107views more  CPP 2011»
12 years 6 months ago
Simple, Functional, Sound and Complete Parsing for All Context-Free Grammars
Parsing text to identify grammatical structure is a common task, especially in relation to programming languages and associated tools such as compilers. Parsers for context-free g...
Tom Ridge
ACL
1997
13 years 7 months ago
Approximating Context-Free Grammars with a Finite-State Calculus
Although adequate models of human language for syntactic analysis and semantic interpretation are of at least contextfree complexity, for applications such as speech processing in...
Edmund Grimley-Evans
CPAIOR
2009
Springer
14 years 28 days 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...
RSCTC
2000
Springer
126views Fuzzy Logic» more  RSCTC 2000»
13 years 10 months ago
Evolutionary Parsing for a Probabilistic Context Free Grammar
Abstract. Classic parsing methods are based on complete search techniques to find the different interpretations of a sentence. However, the size of the search space increases expon...
Lourdes Araujo
FCT
2005
Springer
13 years 12 months ago
Leftist Grammars and the Chomsky Hierarchy
Leftist grammars can be characterized in terms of rules of the form a → ba and cd → d, without distinction between terminals and nonterminals. They were introduced by Motwani e...
Tomasz Jurdzinski, Krzysztof Lorys