8763 search results - page 317 / 1753 » Querying Database Knowledge |
240
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SIGMOD
2008
ACM
16 years 6 months ago
2008
ACM
We present Stretch `n' Shrink, a query design framework that explicitly takes into account user preferences about the desired answer size, and subsequently modifies the query...
171
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PVLDB
2008
15 years 6 months ago
2008
Given a dataset containing sensitive personal information, a statistical database answers aggregate queries in a manner that preserves individual privacy. We consider the problem ...
156
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KDD
1995
ACM
15 years 10 months ago
1995
ACM
This paper introduces a new measurement, robustness, to measure the quality of machine-discovered knowledge from real-world databases that change over time. A piece of knowledge i...
190
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ACL
2009
15 years 4 months ago
2009
This paper presents a system for querying treebanks. The system consists of a powerful query language with natural support for cross-layer queries, a client interface with a graph...
285
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ICDE
2009
IEEE
16 years 8 months ago
2009
IEEE
Abstract-- Recent work has demonstrated that readings provided by commodity sensor nodes are often of poor quality. In order to provide a valuable sensory infrastructure for monito...