448 search results - page 57 / 90 » Queries and Constraints on Semi-structured Data |
156
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VLDB
2007
ACM
15 years 10 months ago
2007
ACM
Recent research on skyline queries has attracted much interest in the database and data mining community. Given a database, an object belongs to the skyline if it cannot be domina...
125
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ADVIS
2006
Springer
15 years 3 months ago
2006
Springer
Recently many researchers have focused on management of historical trajectories of moving objects due to numerous size of accumulated data over time. However, most of them are conc...
COMAD
2008
14 years 11 months ago
2008
Although many algorithms have been proposed for evaluating XPath queries containing un-ordered axes (child, descendant, parent and ancestor) against streaming XML data, there are ...
AMW
2009
14 years 10 months ago
2009
Abstract. The chase procedure, an algorithm proposed 25+ years ago to fix constraint violations in database instances, has been successfully applied in a variety of contexts, such ...
111
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IS
2006
14 years 9 months ago
2006
In-network data aggregation has been recently proposed as an effective means to reduce the number of messages exchanged in wireless sensor networks. Nodes of the network form an a...