295 search results - page 7 / 59 » An approximation algorithm for the wireless gathering proble... |
SIGPRO
2011
14 years 4 months ago
2011
In this paper, we survey and compare different algorithms that, given an overcomplete dictionary of elementary functions, solve the problem of simultaneous sparse signal approxim...
INFOCOM
2009
IEEE
15 years 4 months ago
2009
IEEE
—Broadcasting is a fundamental operation in wireless networks and plays an important role in the communication protocol design. In multihop wireless networks, however, interferen...
ESA
2007
Springer
15 years 3 months ago
2007
Springer
Given a (directed or undirected) graph with edge costs, the power of a node is the maximum cost of an edge leaving it, and the power of the graph is the sum of the powers of its n...
ICASSP
2011
IEEE
14 years 1 months ago
2011
IEEE
Cross-layer design and operation of wireless networks has attracted significant interest in the last decade, yet some basic problems in the area remain unsolved. In this paper, w...
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DCOSS
2008
Springer
14 years 11 months ago
2008
Springer
Unlike traditional multihop forwarding among homogeneous static sensor nodes, use of mobile devices for data collection in wireless sensor networks has recently been gathering more...