4557 search results - page 399 / 912 » A performance evaluation of local descriptors |
216
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MOBIHOC
2006
ACM
16 years 6 months ago
2006
ACM
Geographic ad hoc networks use position information for routing. They often utilize stateless greedy forwarding and require the use of recovery algorithms when the greedy approach...
177
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MOBIHOC
2005
ACM
16 years 6 months ago
2005
ACM
We propose a new link metric called normalized advance (NADV) for geographic routing in multihop wireless networks. NADV selects neighbors with the optimal trade-off between proxi...
189
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WWW
2010
ACM
16 years 1 months ago
2010
ACM
Geography and social relationships are inextricably intertwined; the people we interact with on a daily basis almost always live near us. As people spend more time online, data re...
197
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EDBTW
2010
Springer
16 years 1 months ago
2010
Springer
We investigate the complexity of performing updates on probabilistic XML data for various classes of probabilistic XML documents of different succinctness. We consider two elemen...
109
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CIKM
2009
Springer
16 years 1 months ago
2009
Springer
In this paper we present a general framework to study sequences of search activities performed by a user. Our framework provides (i) a vocabulary to discuss types of features, mod...