720 search results - page 63 / 144 » Gossiping personalized queries |
138
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DOCENG
2004
ACM
15 years 5 months ago
2004
ACM
With the wide adoption of XML as a standard data representation and exchange format, querying XML documents becomes increasingly important. However, relational database systems co...
110
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CIKM
2006
Springer
15 years 3 months ago
2006
Springer
We discuss information retrieval methods that aim at serving a diverse stream of user queries such as those submitted to commercial search engines. We propose methods that emphasi...
105
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GIS
2010
ACM
14 years 10 months ago
2010
ACM
Recording the location of people using location-acquisition technologies, such as GPS, allows generating life patterns, which associate people to places they frequently visit. Con...
183
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GIS
2005
ACM
16 years 28 days ago
2005
ACM
Databases of moving objects are important for air traffic control, ground traffic, and battlefield configurations. We introduce the (historical and spatial) range close-pair query...
100
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SIGMOD
2001
ACM
16 years 1 days ago
2001
ACM
We study the problem of generating e cient, equivalent rewritings using views to compute the answer to a query. We take the closed-world assumption, in which views are materialize...