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184
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PRL
2008
15 years 7 months ago
2008
We present a new model for detection of noun phrases in unrestricted text, whose most outstanding feature is its flexibility: the system is able to recognize noun phrases similar ...
215
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WWW
2009
ACM
16 years 8 months ago
2009
ACM
Understanding user intent is key to designing an effective ranking system in a search engine. In the absence of any explicit knowledge of user intent, search engines want to diver...
240
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WWW
2008
ACM
16 years 8 months ago
2008
ACM
Web search engines are facing formidable performance challenges due to data sizes and query loads. The major engines have to process tens of thousands of queries per second over t...
204
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HICSS
2005
IEEE
16 years 1 months ago
2005
IEEE
Abstract— The Topic Detection and Tracking (TDT) research community investigates information retrieval methods for organizing a constantly arriving stream of news articles by the...
190
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IPM
2006
15 years 7 months ago
2006
In image retrieval, most systems lack user-centred evaluation since they are assessed by some chosen ground truth dataset. The results reported through precision and recall assess...