898 search results - page 33 / 180 » Information Retrieval and Text Categorization with Semantic ... |
153
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EMNLP
2007
15 years 7 months ago
2007
We present a domain-independent unsupervised topic segmentation approach based on hybrid document indexing. Lexical chains have been successfully employed to evaluate lexical cohe...
164
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AAAI
2006
15 years 7 months ago
2006
When humans approach the task of text categorization, they interpret the specific wording of the document in the much larger context of their background knowledge and experience. ...
174
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MM
2004
ACM
15 years 11 months ago
2004
ACM
We address the problem of unsupervised image auto-annotation with probabilistic latent space models. Unlike most previous works, which build latent space representations assuming ...
184
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SIGCOMM
2003
ACM
15 years 11 months ago
2003
ACM
Content-based full-text search is a challenging problem in Peer-toPeer (P2P) systems. Traditional approaches have either been centralized or use flooding to ensure accuracy of th...
166
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ECIR
2004
Springer
15 years 7 months ago
2004
Springer
We simulate different architectures of a distributed Information Retrieval system on a very large Web collection, in order to work out the optimal setting for a particular set of r...