2554 search results - page 144 / 511 » Keyword query cleaning |
218
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SIGMOD
2007
ACM
16 years 5 months ago
2007
ACM
Sketching techniques can provide approximate answers to aggregate queries either for data-streaming or distributed computation. Small space summaries that have linearity propertie...
120
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ECIR
2009
Springer
16 years 2 months ago
2009
Springer
Document retrieval systems conventionally use words as the basic unit of representation, a natural choice since words are primary carriers of semantic information. In this paper w...
183
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WIDM
2005
ACM
15 years 10 months ago
2005
ACM
In XML retrieval, two distinct approaches have been established and pursued without much cross-fertilization taking place so far. On the one hand, native XML databases tailored to...
252
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SIGMOD
2008
ACM
16 years 5 months ago
2008
ACM
While database management systems offer a comprehensive solution to data storage, they require deep knowledge of the schema, as well as the data manipulation language, in order to...
152
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WWW
2005
ACM
16 years 5 months ago
2005
ACM
Some recent initiatives try to take profit from RDF to make XML documents interoperate at the semantic level. Ontologies are used to establish semantic connections among XML langu...