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ACL
1997
13 years 8 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
CSL
2010
Springer
13 years 8 months ago
A Formalisation of the Normal Forms of Context-Free Grammars in HOL4
We describe the formalisation of the normal forms of context-free grammars (CFGs) using the HOL4 theorem prover. These straightforward pen and paper proofs easily understood from t...
Aditi Barthwal, Michael Norrish
JALC
2007
84views more  JALC 2007»
13 years 7 months ago
Enumeration of Context-Free Languages and Related Structures
In this paper, we consider the enumeration of context-free languages. In particular, for any reasonable descriptional complexity measure for context-free grammars, we demonstrate ...
Michael Domaratzki, Alexander Okhotin, Jeffrey Sha...
NLPRS
2001
Springer
13 years 11 months ago
Incremental CFG Parsing with Statistical Lexical Dependencies
Incremental parsing with a context free grammar produces partial syntactic structures for an initial fragment on the word-by-word basis. Owing to the syntactic ambiguity, however,...
Takahisa Murase, Shigeki Matsubara, Yoshihide Kato...
ICGI
2004
Springer
14 years 22 days ago
The Omphalos Context-Free Grammar Learning Competition
This paper describes the Omphalos Context-Free Grammar Learning Competition held as part of the International Colloquium on Grammatical Inference 2004. The competition was created ...
Bradford Starkie, François Coste, Menno van...