1061 search results - page 134 / 213 » An Experimental Study of Data Migration Algorithms |
136
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ICDM
2009
IEEE
15 years 1 months ago
2009
IEEE
Mining Trajectory Databases (TD) has recently gained great interest due to the popularity of tracking devices. On the other hand, the inherent presence of uncertainty in TD (e.g.,...
150
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ICDE
2012
IEEE
13 years 6 months ago
2012
IEEE
Abstract—This paper revisits the classical problem of multiquery optimization in the context of RDF/SPARQL. We show that the techniques developed for relational and semi-structur...
241
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ICDE
2008
IEEE
16 years 5 months ago
2008
IEEE
Many applications require finding objects closest to a specified location that contains a set of keywords. For example, online yellow pages allow users to specify an address and a ...
114
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VLDB
2004
ACM
15 years 9 months ago
2004
ACM
We consider the problem of estimating set-expression cardinality in a distributed streaming environment where rapid update streams originating at remote sites are continually tran...
102
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BILDMED
2009
15 years 4 months ago
2009
A drawback of the commonly used single source computed tomography systems (CT) is that different materials might show very similar attenuation at any selected radiation energy. How...