556 search results - page 64 / 112 » Evaluation of probabilistic queries in moving objects databa... |
123
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EDBT
2008
ACM
16 years 1 months ago
2008
ACM
In the classical database world, information access has been based on a paradigm that involves structured, schema-aware, queries and tabular answers. In the current environment, h...
203
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ICDE
2009
IEEE
16 years 3 months ago
2009
IEEE
In uncertain and probabilistic databases, confidence values (or probabilities) are associated with each data item. Confidence values are assigned to query results based on combinin...
116
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ICDCS
2006
IEEE
15 years 7 months ago
2006
IEEE
In this paper we propose a novel algorithm called Rank-Based Broadcast (RBB) for discovery of local resources in mobile P2P networks. With RBB, each moving object periodically bro...
166
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INFOCOM
2011
IEEE
14 years 5 months ago
2011
IEEE
—Target tracking is a main application of wireless sensor networks (WSNs), and has been studied widely [4], [10]. In this work, we study indoor passive tracking problem using WSN...
147
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PODS
1998
ACM
15 years 5 months ago
1998
ACM
We consider the problem of estimating CPU (distance computations) and I/O costs for processing range and k-nearest neighbors queries over metric spaces. Unlike the specific case ...