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EDBT
2008
ACM
15 years 10 months ago
2008
ACM
The spatial and temporal databases have been studied widely and intensively over years. In this paper, we study how to answer queries of finding the best departure time that minim...
INFOCOM
2008
IEEE
15 years 4 months ago
2008
IEEE
—Recent deregulation initiatives enable cellular providers to sell excess spectrum for secondary usage. In this paper, we investigate the problem of optimal spot pricing of spect...
INFOCOM
2008
IEEE
15 years 4 months ago
2008
IEEE
Cognitive radio (CR) is a revolution in radio technology and is viewed as an enabling technology for dynamic spectrum access. This paper investigates how to design distributed alg...
PIMRC
2008
IEEE
15 years 4 months ago
2008
IEEE
Abstract-In this paper, we investigate the problem of providing QoS to end-to-end flows in multihop ad hoc networks with channel errors through packet scheduling. Each flow is asso...
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STACS
2007
Springer
15 years 4 months ago
2007
Springer
We consider the problem of computing an approximate minimum cycle basis of an undirected non-negative edge-weighted graph G with m edges and n vertices; the extension to directed ...