494 search results - page 68 / 99 » Improving Automatic Query Expansion |
182
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ICS
2005
Tsinghua U.
15 years 12 months ago
2005
Tsinghua U.
We consider a cluster architecture in which dynamic content is generated by a database back-end and a collection of Web and application server front-ends. We study the effect of t...
152
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CIVR
2007
Springer
16 years 19 days ago
2007
Springer
Anecdotal evidence suggests that story-level information is important for the speech component of video retrieval. In this paper we perform a systematic examination of the combina...
178
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SIGIR
2005
ACM
16 years 14 hour ago
2005
ACM
State-of-the-art question answering (QA) systems employ termdensity ranking to retrieve answer passages. Such methods often retrieve incorrect passages as relationships among ques...
170
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COLING
2010
15 years 1 months ago
2010
Near-synonyms are useful knowledge resources for many natural language applications such as query expansion for information retrieval (IR) and paraphrasing for text generation. Ho...
173
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AUSDM
2006
Springer
15 years 10 months ago
2006
Springer
Supervised text classification is the task of automatically assigning a category label to a previously unlabeled text document. We start with a collection of pre-labeled examples ...