2514 search results - page 168 / 503 » On the Computation of Approximations of Database Queries |
180
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SAC
2008
ACM
15 years 6 months ago
2008
ACM
In this paper, we focus on an aspect of distributed XQuery processing that involves data exchanges between processor elements. We first address problems of distributed XML query p...
177
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ICDT
2001
ACM
15 years 11 months ago
2001
ACM
Withthe proliferation of database views and curated databases, the issue of data provenance where a piece of data came from and the process by which it arrived in the database is b...
177
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FTDB
2011
14 years 10 months ago
2011
We present a survey of the various families of approaches to secure aggregation in distributed networks such as sensor networks. In our survey, we focus on the important algorithm...
266
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SIGMOD
2005
ACM
16 years 6 months ago
2005
ACM
We present algorithms for fast quantile and frequency estimation in large data streams using graphics processor units (GPUs). We exploit the high computational power and memory ba...
160
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GBRPR
2009
Springer
15 years 11 months ago
2009
Springer
The median graph has been shown to be a good choice to infer a representative of a set of graphs. It has been successfully applied to graph-based classification and clustering. Ne...