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FCT
2005
Springer
14 years 2 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
EACL
2003
ACL Anthology
13 years 9 months ago
Lexicalized Grammar Acquisition
This paper presents a formalization of automatic grammar acquisition that is based on lexicalized grammar formalisms (e.g. LTAG and HPSG). We state the conditions for the consiste...
Yusuke Miyao, Takashi Ninomiya, Jun-ichi Tsujii
CORR
2008
Springer
112views Education» more  CORR 2008»
13 years 8 months ago
Analytic aspects of the shuffle product
There exist very lucid explanations of the combinatorial origins of rational and algebraic functions, in particular with respect to regular and context free languages. In the searc...
Marni Mishna, Mike Zabrocki
NAACL
2010
13 years 6 months ago
Variational Inference for Adaptor Grammars
Adaptor grammars extend probabilistic context-free grammars to define prior distributions over trees with "rich get richer" dynamics. Inference for adaptor grammars seek...
Shay B. Cohen, David M. Blei, Noah A. Smith
ACL
1994
13 years 9 months ago
Optimizing the Computational Lexicalization of Large Grammars
The computational lexicalization of a grammar is the optimization of the links between lexicalized rules and lexical items in order to improve the quality of the bottom-up filteri...
Christian Jacquemin