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COLING
1996
13 years 10 months ago
MULTITALE: linking medical concepts by means of frames
In this paper MULTITALE, a system for the semantic tagging of medical neurosurgical texts and for the semi-automatic expansion of the medical lexicon, will be presented. Given the...
Isa Maks, Willy Martin
EACL
1989
ACL Anthology
13 years 10 months ago
Expressing generalizations in unification-based grammar formalisms
This paper shows how higher levels of generalization can be introduced into unification grammars by exploiting methods for typing grammatical objects. We discuss the strategy of u...
Marc Moens, Jonathan Calder, Ewan Klein, Mike Reap...
EMNLP
2010
13 years 7 months ago
Unsupervised Discovery of Negative Categories in Lexicon Bootstrapping
Multi-category bootstrapping algorithms were developed to reduce semantic drift. By extracting multiple semantic lexicons simultaneously, a category's search space may be res...
Tara McIntosh
EMNLP
2009
13 years 6 months ago
Gazpacho and summer rash: lexical relationships from temporal patterns of web search queries
In this paper we investigate temporal patterns of web search queries. We carry out several evaluations to analyze the properties of temporal profiles of queries, revealing promisi...
Enrique Alfonseca, Massimiliano Ciaramita, Keith H...
EMNLP
2009
13 years 6 months ago
Convolution Kernels on Constituent, Dependency and Sequential Structures for Relation Extraction
This paper explores the use of innovative kernels based on syntactic and semantic structures for a target relation extraction task. Syntax is derived from constituent and dependen...
Truc-Vien T. Nguyen, Alessandro Moschitti, Giusepp...