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ACL
2011
12 years 8 months ago
Using Derivation Trees for Treebank Error Detection
This work introduces a new approach to checking treebank consistency. Derivation trees based on a variant of Tree Adjoining Grammar are used to compare the annotation of word sequ...
Seth Kulick, Ann Bies, Justin Mott
ENTCS
2006
117views more  ENTCS 2006»
13 years 4 months ago
Monadic Second-Order Logic and Transitive Closure Logics over Trees
Model theoretic syntax is concerned with studying the descriptive complexity of grammar formalisms for natural languages by defining their derivation trees in suitable logical for...
Hans-Jörg Tiede, Stephan Kepser
CORR
2008
Springer
129views Education» more  CORR 2008»
13 years 4 months ago
Feature Unification in TAG Derivation Trees
The derivation trees of a tree adjoining grammar provide a first insight into the sentence semantics, and are thus prime targets for generation systems. We define a formalism, fea...
Sylvain Schmitz, Joseph Le Roux
ECAI
2004
Springer
13 years 8 months ago
Yet More Efficient EM Learning for Parameterized Logic Programs by Inter-Goal Sharing
Abstract. In previous research, we presented a dynamicprogramming-based EM (expectation-maximization) algorithm for parameterized logic programs, which is based on the structure sh...
Yoshitaka Kameya, Taisuke Sato, Neng-Fa Zhou
LACL
2005
Springer
13 years 9 months ago
Strict Deterministic Aspects of Minimalist Grammars
The Minimalist Grammars (MGs) proposed by Stabler(1997) have tree-shaped derivations (Harkema, 2001b; Michaelis, 2001a). As in categorial grammars, each lexical item is an associat...
John T. Hale, Edward P. Stabler