763 search results - page 15 / 153 » Using multiple ontologies in information extraction |
101
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CIKM
2007
Springer
15 years 6 months ago
2007
Springer
The rapid growth of available data arises the need for more sophisticated techniques for semantic access to information. It has been proved that using conceptual model or ontology...
ICDE
2006
IEEE
15 years 5 months ago
2006
IEEE
Schema matching has been historically difficult to automate. Most previous studies have tried to find matches by exploiting information on schema and data instances. However, sche...
82
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ACL
2003
15 years 1 months ago
2003
In this paper, we present a method for the semantic tagging of word chunks extracted from a written transcription of conversations. This work is part of an ongoing project for an ...
128
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DGO
2003
15 years 1 months ago
2003
Semantic heterogeneity of information is a major barrier of information and system interoperability. Defining ontology of data and mapping ontologies among heterogeneous informati...
SEMWEB
2007
Springer
15 years 5 months ago
2007
Springer
Abstract. We present a novel approach to representing uncertain information in ontologies based on design patterns. We provide a brief description of our approach, present its use ...