579 search results - page 52 / 116 » An Ontology-Based Index to Retrieve Documents with Geographi... |
170
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IPM
2007
15 years 6 months ago
2007
Information retrieval systems consist of many complicated components. Research and development of such systems is often hampered by the difficulty in evaluating how each particula...
166
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CN
2010
15 years 6 months ago
2010
Distributed hash tables (DHTs) are very efficient for querying based on key lookups. However, building huge term indexes, as required for IR-style keyword search, poses a scalabil...
167
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ECRA
2006
15 years 6 months ago
2006
Electronic product catalogs are considered as one of the main components of e-commerce applications. Efficient processing of queries on product catalogs is important for customer ...
183
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SIGIR
2003
ACM
15 years 11 months ago
2003
ACM
In this paper, we propose a novel document clustering method based on the non-negative factorization of the termdocument matrix of the given document corpus. In the latent semanti...
153
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WWW
2006
ACM
16 years 6 months ago
2006
ACM
Previous work on spatio-temporal analysis of news items and other documents has largely focused on broad categorization of small text collections by region or country. A system fo...