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LICS
1993
IEEE
15 years 4 months ago
Lambek Grammars Are Context Free
In this paper the Chomsky Conjecture is proved: all languages recognized by the Lambek calculus are context free.
Mati Pentus
ACL
2008
15 years 1 months ago
Efficient Multi-Pass Decoding for Synchronous Context Free Grammars
We take a multi-pass approach to machine translation decoding when using synchronous context-free grammars as the translation model and n-gram language models: the first pass uses...
Hao Zhang, Daniel Gildea
LOGCOM
2008
89views more  LOGCOM 2008»
14 years 11 months ago
Sequentially Indexed Grammars
This paper defines the grammar class of sequentially indexed grammars (SIGs) that results of a change in the index stack handling mechanism of indexed grammars [Aho68, Aho69]. SIG...
Jan van Eijck
CSDA
2006
87views more  CSDA 2006»
14 years 12 months ago
Choice of B-splines with free parameters in the flexible discriminant analysis context
Flexible discriminant analysis (FDA) is a general methodology which aims at providing tools for multigroup non linear classification. It consists in a nonparametric version of dis...
Christelle Reynès, Robert Sabatier, Nicolas...
ECML
2003
Springer
15 years 5 months ago
Leveraging Lexical Semantics to Infer Context-Free Grammars
Context-free grammars cannot be identified in the limit from positive examples (Gold, 1967), yet natural language grammars are more powerful than context-free grammars and humans ...
Tim Oates, Tom Armstrong, Justin Harris, Mark Nejm...