2607 search results - page 147 / 522 » An Ontology-Based Information Retrieval Model |
163
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CIKM
2011
Springer
14 years 6 months ago
2011
Springer
The field of information retrieval has witnessed over 50 years of research on retrieval methods for metadata descriptions and controlled indexing languages, the prototypical exam...
145
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SIGIR
2008
ACM
15 years 6 months ago
2008
ACM
Traditional information retrieval models assume that users express their information needs via text queries (i.e., their "talk"). In this poster, we consider Web browsin...
157
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CIVR
2004
Springer
15 years 12 months ago
2004
Springer
Most image retrieval systems only allow a fragment of text or an example image as a query. Most users have more complex information needs that are not easily expressed in either of...
191
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CIKM
2007
Springer
15 years 8 months ago
2007
Springer
One aspect in which retrieving named entities is different from retrieving documents is that the items to be retrieved – persons, locations, organizations – are only indirect...
164
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ECIR
2010
Springer
15 years 8 months ago
2010
Springer
Abstract. This paper explores how to predict query difficulty for contextual image retrieval. We reformulate the problem as the task of predicting how difficult to represent a quer...