514 search results - page 45 / 103 » Answer Sets for Consistent Query Answering in Inconsistent D... |
FOCS
2010
IEEE
13 years 9 months ago
2010
IEEE
Abstract--We consider statistical data analysis in the interactive setting. In this setting a trusted curator maintains a database of sensitive information about individual partici...
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ICDE
2009
IEEE
15 years 22 days ago
2009
IEEE
Large databases with uncertain information are becoming more common in many applications including data integration, location tracking, and Web search. In these applications, ranki...
ADBIS
2004
Springer
14 years 4 months ago
2004
Springer
Abstract. Query reformulation techniques based on semantic knowledge have been used in two ways in database management systems, namely for query optimization and for data integrati...
KDD
2004
ACM
14 years 11 months ago
2004
ACM
In this paper we provide a fast, data-driven solution to the failing query problem: given a query that returns an empty answer, how can one relax the query's constraints so t...
PVLDB
2010
13 years 9 months ago
2010
There has been considerable past work studying data integration and uncertain data in isolation. We develop the foundations for local-as-view (LAV) data integration when the sourc...