177 search results - page 3 / 36 » A Set-Theoretic Approach To Lexical Semantics |
NAACL
2004
14 years 10 months ago
2004
Systems that automatically discover semantic classes have emerged in part to address the limitations of broad-coverage lexical resources such as WordNet and Cyc. The current state...
DEXAW
2007
IEEE
15 years 3 months ago
2007
IEEE
In this paper we give an overview of methods to find representations of ontology defined concepts in texts. We distinguish two approaches: lexicon-based methods and approaches u...
ACL
1998
14 years 10 months ago
1998
In this paper, we address the issue of syntagmatic expressions from a computational lexical semantic perspective. From a representational viewpoint, we argue for a hybrid approach...
EMNLP
2009
14 years 7 months ago
2009
Unknown lexical items present a major obstacle to the development of broadcoverage semantic role labeling systems. We address this problem with a semisupervised learning approach ...
NLUCS
2008
14 years 10 months ago
2008
Conceptual vectors can be used to represent thematic aspects of text segments, which allow for the computation of semantic relatedness. We study the behavior of conceptual vectors ...