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COLING
2010
14 years 4 months ago
Kernel-based Reranking for Named-Entity Extraction
We present novel kernels based on structured and unstructured features for reranking the N-best hypotheses of conditional random fields (CRFs) applied to entity extraction. The fo...
Truc-Vien T. Nguyen, Alessandro Moschitti, Giusepp...
75
Voted
NAACL
2010
14 years 7 months ago
Streaming First Story Detection with application to Twitter
With the recent rise in popularity and size of social media, there is a growing need for systems that can extract useful information from this amount of data. We address the probl...
Sasa Petrovic, Miles Osborne, Victor Lavrenko
69
Voted
ACL
2001
14 years 11 months ago
Methods for the Qualitative Evaluation of Lexical Association Measures
This paper presents methods for a qualitative, unbiased comparison of lexical association measures and the results we have obtained for adjective-noun pairs and preposition-noun-v...
Stefan Evert, Brigitte Krenn
EMNLP
2010
14 years 7 months ago
WikiWars: A New Corpus for Research on Temporal Expressions
The reliable extraction of knowledge from text requires an appropriate treatment of the time at which reported events take place. Unfortunately, there are very few annotated data ...
Pawel P. Mazur, Robert Dale
108
Voted
LREC
2008
193views Education» more  LREC 2008»
14 years 11 months ago
Eksairesis: A Domain-Adaptable System for Ontology Building from Unstructured Text
This paper describes Eksairesis, a system for learning economic domain knowledge automatically from Modern Greek text. The knowledge is in the form of economic terms and the seman...
Katia Kermanidis, Aristomenis Thanopoulos, Manolis...