450 search results - page 43 / 90 » An enriched knowledge model for formal ontological analysis |
195
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ICTAI
2008
IEEE
16 years 16 days ago
2008
IEEE
Ontologies are a well-motivated formal representation to model knowledge needed to extract and encode data from text. Yet, their tight integration with Information Extraction (IE)...
181
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CIKM
2011
Springer
14 years 6 months ago
2011
Springer
We present Nyaya, a system for the management of Semantic-Web data which couples a general-purpose and extensible storage mechanism with efficient ontology reasoning and querying ...
143
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GEOS
2005
Springer
15 years 11 months ago
2005
Springer
This paper analyses reported difficulties in spatial data retrieval from Internet portals, based on results from an empirical survey. The analysis reveals the problems which cause ...
159
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SIGIR
2006
ACM
16 years 1 days ago
2006
ACM
Searching an organization’s document repositories for experts provides a cost effective solution for the task of expert finding. We present two general strategies to expert se...
183
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ESCIENCE
2006
IEEE
16 years 5 days ago
2006
IEEE
A goal of the Geosciences Network (GEON) is to develop cyber-infrastructure that will allow earth scientists to discover access, integrate and disseminate knowledge in distributed...