3190 search results - page 327 / 638 » Natural Language in Information Retrieval |
147
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KDD
2007
ACM
16 years 5 months ago
2007
ACM
Users attempt to express their search goals through web search queries. When a search goal has multiple components or aspects, documents that represent all the aspects are likely ...
130
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COOPIS
2003
IEEE
15 years 10 months ago
2003
IEEE
In: Proceedings of the Eleventh International Conference on Cooperative Information Systems (CoopIS-03), pp. 93–109, Springer-Verlag LNCS Series. c 2003 by Springer-Verlag. We a...
123
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HT
1996
ACM
15 years 8 months ago
1996
ACM
With the widespread use of full-text information retrieval, passage-retrieval techniques are becoming increasingly popular. Larger texts can then be replaced by important text exc...
156
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CIKM
2011
Springer
14 years 4 months ago
2011
Springer
In this paper, we reveal a common deficiency of the current retrieval models: the component of term frequency (TF) normalization by document length is not lower-bounded properly;...
125
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SIGIR
2005
ACM
15 years 10 months ago
2005
ACM
In Information Retrieval (IR), the Dirichlet Priors have been applied to the smoothing technique of the language modeling approach. In this paper, we apply the Dirichlet Priors to...