3133 search results - page 272 / 627 » Representing clusters for retrieval |
194
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JASIS
2006
15 years 6 months ago
2006
In contrast to traditional information retrieval systems, which return ranked lists of documents that users must manually browse through, a question answering system attempts to d...
158
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ICTAI
2007
IEEE
16 years 1 months ago
2007
IEEE
The document-length normalization problem has been widely studied in the field of Information Retrieval. The Cosine Normalization [2], the Maximum tf Normalization [1] and the By...
233
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SIGIR
2004
ACM
16 years 5 days ago
2004
ACM
We present a probabilistic model for a document corpus that combines many of the desirable features of previous models. The model is called “GaP” for Gamma-Poisson, the distri...
153
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COLING
2002
15 years 6 months ago
2002
In this paper we propose an integrated knowledge management system in which terminology-based knowledge acquisition, knowledge integration, and XML-based knowledge retrieval are c...
189
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CIKM
2008
Springer
15 years 8 months ago
2008
Springer
This paper addresses the challenging problem of similarity search over widely distributed ultra-high dimensional data. Such an application is retrieval of the top-k most similar d...