5005 search results - page 823 / 1001 » The Design and Analysis of Parallel Algorithms |
267
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ICDT
2009
ACM
16 years 7 months ago
2009
ACM
We continue the study of approximating the number of distinct elements in a data stream of length n to within a (1? ) factor. It is known that if the stream may consist of arbitra...
156
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CIKM
2007
Springer
16 years 20 days ago
2007
Springer
It has been shown that using phrases properly in the document retrieval leads to higher retrieval effectiveness. In this paper, we define four types of noun phrases and present an...
166
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ESA
2006
Springer
15 years 10 months ago
2006
Springer
A sensor network consists of sensing devices which may exchange data through wireless communication. A particular feature of sensor networks is that they are highly energy constrai...
227
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STOC
2007
ACM
16 years 6 months ago
2007
ACM
In the MINIMUM BOUNDED DEGREE SPANNING TREE problem, we are given an undirected graph with a degree upper bound Bv on each vertex v, and the task is to find a spanning tree of min...
160
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GECCO
2009
Springer
16 years 1 months ago
2009
Springer
This work provides an analysis of using the evolutionary algorithm EPNet to create ensembles of artificial neural networks to solve a range of forecasting tasks. Several previous...