2362 search results - page 200 / 473 » A General Language Model for Information Retrieval |
242
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ICDE
2008
IEEE
16 years 6 months ago
2008
IEEE
Supporting top-k queries over distributed collections of schemaless XML data poses two challenges. While XML supports expressive query languages such as XPath and XQuery, these la...
133
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SIGIR
2005
ACM
15 years 10 months ago
2005
ACM
We present a model, based on the maximum entropy method, for analyzing various measures of retrieval performance such as average precision, R-precision, and precision-at-cutoffs....
147
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ACL
2004
15 years 6 months ago
2004
Sentiment classification is the task of labeling a review document according to the polarity of its prevailing opinion (favorable or unfavorable). In approaching this problem, a m...
150
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CIKM
2007
Springer
15 years 10 months ago
2007
Springer
Web search engines consistently collect information about users interaction with the system: they record the query they issued, the URL of presented and selected documents along w...
145
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DGO
2007
15 years 6 months ago
2007
Government e-services available to citizens represent one of the most frequent and critical points of contact between public administrations and citizens. In addition to common se...