4051 search results - page 352 / 811 » Aggregation |
249
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SIGMOD
2006
ACM
16 years 5 months ago
2006
ACM
Monitoring extreme values (MAX or MIN) is a fundamental problem in wireless sensor networks (and in general, complex dynamic systems). This problem presents very different algorit...
225
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SIGMOD
2005
ACM
16 years 5 months ago
2005
ACM
We present techniques for privacy-preserving computation of multidimensional aggregates on data partitioned across multiple clients. Data from different clients is perturbed (rand...
142
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SIGMOD
2004
ACM
16 years 5 months ago
2004
ACM
In traditional database security research, the database is usually assumed to be trustworthy. Under this assumption, the goal is to achieve security against external attacks (e.g....
124
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SIGMOD
2003
ACM
16 years 4 months ago
2003
ACM
We present an update on the status of the Cougar Sensor Database Project, in which we are investigating a database approach to sensor networks: Clients "program" the sen...
113
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SIGMOD
2003
ACM
16 years 4 months ago
2003
ACM
: There has been an abundance of research within the last couple of decades in the area of multilevel secure (MLS) databases. Recent work in this field deals with the processing of...