3708 search results - page 249 / 742 » Approximating Betweenness Centrality |
180
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IPSN
2009
Springer
16 years 1 months ago
2009
Springer
We consider the problem of monitoring spatial phenomena, such as road speeds on a highway, using wireless sensors with limited battery life. A central question is to decide where ...
180
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IPPS
2008
IEEE
16 years 1 months ago
2008
IEEE
Many efforts have been made for addressing coverage problems in sensor networks. They fall into two categories, full coverage and barrier coverage, featured as static coverage. In...
165
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QEST
2008
IEEE
16 years 29 days ago
2008
IEEE
We begin by observing that (discrete-time) QuasiBirth-Death Processes (QBDs) are equivalent, in a precise sense, to (discrete-time) probabilistic 1-Counter Automata (p1CAs), and b...
184
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EVOW
2006
Springer
15 years 10 months ago
2006
Springer
Abstract. Real-world optimization problems are often subject to uncertainties, which can arise regarding stochastic model parameters, objective functions and decision variables. Th...
154
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ATAL
2008
Springer
15 years 8 months ago
2008
Springer
The exploration problem is a central issue in mobile robotics. A complete terrain coverage is not practical if the environment is large with only a few small hotspots. This paper ...