2607 search results - page 222 / 522 » An Ontology-Based Information Retrieval Model |
150
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SIGIR
2008
ACM
15 years 6 months ago
2008
ACM
Over the years, the notion of concept relatedness has attracted considerable attention. A variety of approaches, based on ontology structure, information content, association, or ...
202
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CEC
2009
IEEE
16 years 1 months ago
2009
IEEE
—Structure learning is a crucial component of a multivariate Estimation of Distribution algorithm. It is the part which determines the interactions between variables in the proba...
165
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KDD
2007
ACM
16 years 7 months ago
2007
ACM
An essential part of an expert-finding task, such as matching reviewers to submitted papers, is the ability to model the expertise of a person based on documents. We evaluate seve...
163
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SIGIR
2006
ACM
16 years 17 days ago
2006
ACM
We present a novel language modeling approach to capturing the query reformulation behavior of Web search users. Based on a framework that categorizes eight different types of “...
179
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ICANN
2005
Springer
16 years 4 days ago
2005
Springer
Text categorization and retrieval tasks are often based on a good representation of textual data. Departing from the classical vector space model, several probabilistic models have...