2514 search results - page 142 / 503 » On the Computation of Approximations of Database Queries |
165
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MIDDLEWARE
2009
Springer
16 years 1 months ago
2009
Springer
Abstract. Pervasive computing applications often entail continuous monitoring tasks, issuing persistent queries that return continuously updated views of the operational environmen...
171
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ICDM
2008
IEEE
16 years 28 days ago
2008
IEEE
We present Graphite, a system that allows the user to visually construct a query pattern, finds both its exact and approximate matching subgraphs in large attributed graphs, and ...
194
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LAWEB
2005
IEEE
16 years 2 days ago
2005
IEEE
Storing and querying Resource Description Framework (RDF) data is one of the basic tasks within any Semantic Web application. A number of storage systems provide assistance for th...
293
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ICDE
2002
IEEE
16 years 7 months ago
2002
IEEE
We propose a novel approach to shape-based image retrieval that builds upon a similarity criterion which is based on the average point set distance. Compared to traditional techni...
170
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ICDE
2010
IEEE
16 years 6 months ago
2010
IEEE
A supergraph containment search is to retrieve the data graphs contained by a query graph. In this paper, we study the problem of efficiently retrieving all data graphs approximate...