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ACL
2012
12 years 12 months ago
Strong Lexicalization of Tree Adjoining Grammars
Recently, it was shown (KUHLMANN, SATTA: Tree-adjoining grammars are not closed under strong lexicalization. Comput. Linguist., 2012) that finitely ambiguous tree adjoining gramm...
Andreas Maletti, Joost Engelfriet
AINA
2008
IEEE
14 years 11 months ago
Formalization of Link Farm Structure Using Graph Grammar
A link farm is a set of web pages constructed to mislead the importance of target pages in search engine results by boosting their link-based ranking scores. In this paper, we int...
Kiattikun Chobtham, Athasit Surarerks, Arnon Rungs...
FOSSACS
2010
Springer
15 years 4 months ago
Toward a Compositional Theory of Leftist Grammars and Transformations
Leftist grammars [Motwani et al., STOC 2000] are special semi-Thue systems where symbols can only insert or erase to their left. We develop a theory of leftist grammars seen as wor...
Pierre Chambart, Ph. Schnoebelen
ACL
1998
14 years 11 months ago
An Alternative LR Algorithm for TAGs
We present a new LR algorithm for treeadjoining grammars. It is an alternative to an existing algorithm that is shown to be incorrect. Furthermore, the new algorithm is much simpl...
Mark-Jan Nederhof
CALCO
2009
Springer
141views Mathematics» more  CALCO 2009»
15 years 4 months ago
Unfolding Grammars in Adhesive Categories
We generalize the unfolding semantics, previously developed for concrete formalisms such as Petri nets and graph grammars, to the setting of (single pushout) rewriting over adhesiv...
Paolo Baldan, Andrea Corradini, Tobias Heindel, Ba...