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» Feature Logic with Disjunctive Unification
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ACL
1998
13 years 11 months ago
Translating a Unification Grammar with Disjunctions into Logical Constraints
This paper proposes a method for generating a logicalconstraint-based internal representation from a unification grammar formalism with disjunctive information. Unification gramma...
Mikio Nakano, Akira Shimazu
ACL
1990
13 years 11 months ago
Expressing Disjunctive and Negative Feature Constraints with Classical First-Order Logic
In contrast to the "designer logic" approach, this paper shows how the attribute-value feature structures of unification grammar and constraints on them can be axiomatiz...
Mark Johnson
EACL
1993
ACL Anthology
13 years 11 months ago
Disjunctions and Inheritance in the Context Feature Structure System
Substantial efforts have been made in order to cope with disjunctions in constraint based grammar formalisms (e.g. [Kasper, 1987; Maxwell and Kaplan, 1991; DSrre and Eisele, 1990]...
Martin Böttcher
COLING
1992
13 years 11 months ago
Disjunctive Feature Structures As Hypergraphs
Abstract -- In this paper, we present a new mathematical framework in which disjunctive feature structures are defined as directed acyclic hypergraphs. Disjunction is defined in th...
Jean Véronis