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ACL
2000
13 years 7 months ago
A Constraint-based Approach to English Prosodic Constituents
The paper develops a constraint-based theory of prosodic phrasing and prominence, based on an HPSG framework, with an implementation in ALE. Prominence and juncture are represente...
Ewan Klein
ACL
2000
13 years 7 months ago
A Polynomial-Time Fragment of Dominance Constraints
Dominance constraints are logical descriptions of trees that are widely used in computational linguistics. Their general satisfiability problem is known to be NP-complete. Here we...
Alexander Koller, Kurt Mehlhorn, Joachim Niehren
ACL
2000
13 years 7 months ago
Memory-Efficient and Thread-Safe Quasi-Destructive Graph Unification
In terms of both speed and memory consumption, graph unification remains the most expensive component of unification-based grammar parsing. We present a technique to reduce the me...
Marcel P. van Lohuizen
ACL
2000
13 years 7 months ago
Importance of Pronominal Anaphora Resolution in Question Answering Systems
The main aim of this paper is to analyse the e ects of applying pronominal anaphora resolution to Question Answering QA systems. For this task a complete QA system has been implem...
José Luis Vicedo González, Antonio F...
ACL
2000
13 years 7 months ago
An Improved Error Model for Noisy Channel Spelling Correction
The noisy channel model has been applied to a wide range of problems, including spelling correction. These models consist of two components: a source model and a channel model. Ve...
Eric Brill, Robert C. Moore