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ACL
2008
13 years 10 months ago
Hedge Classification in Biomedical Texts with a Weakly Supervised Selection of Keywords
Since facts or statements in a hedge or negated context typically appear as false positives, the proper handling of these language phenomena is of great importance in biomedical t...
György Szarvas
ACL
2008
13 years 10 months ago
Finding Contradictions in Text
Detecting conflicting statements is a foundational text understanding task with applications in information analysis. We propose an appropriate definition of contradiction for NLP...
Marie-Catherine de Marneffe, Anna N. Rafferty, Chr...
LREC
2010
188views Education» more  LREC 2010»
13 years 10 months ago
How Large a Corpus Do We Need: Statistical Method Versus Rule-based Method
We investigate the impact of input data scale in corpus-based learning using a study style of Zipf's law. In our research, Chinese word segmentation is chosen as the study ca...
Hai Zhao, Yan Song, Chunyu Kit
MEDINFO
2007
130views Healthcare» more  MEDINFO 2007»
13 years 10 months ago
What's in a code? Towards a Formal Account of the Relation of Ontologies and Coding Systems
Terminologies are increasingly based on “ontologies” developed in description logics and related languages such as the new Web Ontology Language, OWL. The use of description l...
Alan L. Rector
TREC
2008
13 years 10 months ago
York University at TREC 2008: Blog Track
York University participated in the TREC 2008 Blog track, by introducing two opinion finding features. By initially focusing solely on the sentiment terms found in a document, usi...
Mladen Kovacevic, Xiangji Huang