10901 search results - page 1932 / 2181 » Approximations in Distributed Optimization |
128
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SIGMOD
2003
ACM
16 years 4 months ago
2003
ACM
We discuss the design of an acquisitional query processor for data collection in sensor networks. Acquisitional issues are those that pertain to where, when, and how often data is...
116
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PODS
2003
ACM
16 years 4 months ago
2003
ACM
In this paper we study the following problem. Given a database and a set of queries, we want to find, in advance, a set of views that can compute the answers to the queries, such ...
144
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MOBISYS
2005
ACM
16 years 4 months ago
2005
ACM
Abstract-Maintaining optimal consistency in a distributed system requires that nodes be always-on to synchronize information. Unfortunately, mobile devices such as laptops do not h...
137
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MOBIHOC
2008
ACM
16 years 4 months ago
2008
ACM
We study blind estimation of transmission power of a node based on received power measurements obtained under wireless fading. Specifically, the setup consists of a set of monitor...
134
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MOBIHOC
2006
ACM
16 years 4 months ago
2006
ACM
Data storage has become an important issue in sensor networks as a large amount of collected data need to be archived for future information retrieval. This paper introduces stora...