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» Context-Free Valence Grammars - Revisited
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CORR
1999
Springer
82views Education» more  CORR 1999»
13 years 7 months ago
Inside-Outside Estimation of a Lexicalized PCFG for German
The paper describes an extensive experiment in inside-outside estimation of a lexicalized probabilistic context free grammar for German verbnal clauses. Grammar and formalism feat...
Franz Beil, Glenn Carroll, Detlef Prescher, Stefan...
COLING
1990
13 years 9 months ago
Parsing Long English Sentences with Pattern Rules
In machine translation, parsing of long English sentences still causes some problems, whereas for short sentences a good machine translation system usually can generate readable t...
Wei-Chuan Li, Tzusheng Pei, Bing-Huang Lee, Chuei-...
CP
2009
Springer
14 years 8 months ago
Restricted Global Grammar Constraints
We investigate the global GRAMMAR constraint over restricted classes of context free grammars like deterministic and unambiguous context-free grammars. We show that detecting disen...
George Katsirelos, Sebastian Maneth, Nina Narodyts...
ACL
2010
13 years 5 months ago
Optimal Rank Reduction for Linear Context-Free Rewriting Systems with Fan-Out Two
Linear Context-Free Rewriting Systems (LCFRSs) are a grammar formalism capable of modeling discontinuous phrases. Many parsing applications use LCFRSs where the fan-out (a measure...
Benoît Sagot, Giorgio Satta
NAACL
2010
13 years 5 months ago
Efficient Parsing of Well-Nested Linear Context-Free Rewriting Systems
The use of well-nested linear context-free rewriting systems has been empirically motivated for modeling of the syntax of languages with discontinuous constituents or relatively f...
Carlos Gómez-Rodríguez, Marco Kuhlma...