2607 search results - page 87 / 522 » An Ontology-Based Information Retrieval Model |
168
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SIGIR
2008
ACM
15 years 6 months ago
2008
ACM
In this paper we explore the use of parsimonious language models for web retrieval. These models are smaller thus more efficient than the standard language models and are therefor...
148
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SEMWEB
2007
Springer
16 years 14 days ago
2007
Springer
Partial knowledge about geospatial categories is critical for knowledge modelling in the geospatial domain but is beyond the scope of conventional ontologies. Degree of overlaps be...
170
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SIGIR
2004
ACM
15 years 11 months ago
2004
ACM
We discuss a retrieval model in which the task is to complete a sentence, given an initial fragment, and given an application specific document collection. This model is motivate...
143
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ACL
2006
15 years 7 months ago
2006
Hidden Markov models (HMMs) are powerful statistical models that have found successful applications in Information Extraction (IE). In current approaches to applying HMMs to IE, a...
170
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ICTIR
2009
Springer
16 years 27 days ago
2009
Springer
Abstract. An open challenge in information distillation is the evaluation and optimization of the utility of ranked lists with respect to flexible user interactions over multiple ...