5785 search results - page 1123 / 1157 » Approximability of Probability Distributions |
195
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SIGMOD
2008
ACM
16 years 1 months ago
2008
ACM
Mobile devices equipped with positioning capabilities (e.g., GPS) can ask location-dependent queries to Location Based Services (LBS). To protect privacy, the user location must n...
221
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SIGMOD
2006
ACM
16 years 1 months ago
2006
ACM
Data stream applications have made use of statistical summaries to reason about the data using nonparametric tools such as histograms, heavy hitters, and join sizes. However, rela...
183
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SIGMOD
2006
ACM
16 years 1 months ago
2006
ACM
Exact computation for aggregate queries usually requires large amounts of memory ? constrained in data-streaming ? or communication ? constrained in distributed computation ? and ...
104
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EDBT
2008
ACM
16 years 1 months ago
2008
ACM
Peer Data Management Systems (PDMSs) have been introduced as a solution to the problem of large-scale sharing of semantically rich data. A PDMS consists of semantic peers connecte...
132
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MOBIHOC
2008
ACM
16 years 1 months ago
2008
ACM
A Connected Dominating Set (CDS) working as a virtual backbone is an effective way to decrease the overhead of routing in a wireless sensor network. Furthermore, a kConnected m-Do...