2063 search results - page 161 / 413 » Containment of Aggregate Queries |
200
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LAWEB
2008
IEEE
16 years 1 months ago
2008
IEEE
“History Teaches Everything, Including the Future”, wrote Alphonse de Lamartine in the nineteen century. Even if history cannot be really considered a predictive science, hist...
220
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WWW
2006
ACM
16 years 7 months ago
2006
ACM
We introduce a new, powerful class of text proximity queries: find an instance of a given "answer type" (person, place, distance) near "selector" tokens matchi...
173
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WWW
2006
ACM
16 years 7 months ago
2006
ACM
Contextual search refers to proactively capturing the information need of a user by automatically augmenting the user query with information extracted from the search context; for...
210
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SIGMOD
2011
ACM
14 years 9 months ago
2011
ACM
Prior work in differential privacy has produced techniques for answering aggregate queries over sensitive data in a privacypreserving way. These techniques achieve privacy by addi...
172
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SIGMOD
2003
ACM
16 years 7 months ago
2003
ACM
We consider the problem of evaluating large numbers of XPath filters, each with many predicates, on a stream of XML documents. The solution we propose is to lazily construct a sin...