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GLOBECOM
2010
IEEE
15 years 4 months ago
Approximation Ratios of Multicast Light-Trees in WDM Networks
Abstract--All-optical multicast routing (AOMR) is implemented by the concept of light-tree in WDM networks. The costoptimal multicast light-tree is NP-hard to compute, especially w...
Fen Zhou, Miklós Molnár, Bernard Cou...
INFOCOM
2012
IEEE
13 years 8 months ago
Truthful spectrum auction design for secondary networks
Abstract—Opportunistic wireless channel access by nonlicensed users has emerged as a promising solution for addressing the bandwidth scarcity challenge. Auctions represent a natu...
Yuefei Zhu, Baochun Li, Zongpeng Li
ENDM
2002
84views more  ENDM 2002»
15 years 6 months ago
Addressing the Petersen graph
Motivated by a problem on message routing in communication networks, Graham and Pollak proposed a scheme for addressing the vertices of a graph G by N-tuples of three symbols in s...
Randall J. Elzinga, David A. Gregory, Kevin N. Van...
MOBICOM
2006
ACM
16 years 4 days ago
Component based channel assignment in single radio, multi-channel ad hoc networks
In this paper, we consider the channel assignment problem in single radio multi-channel mobile ad-hoc networks. Specifically, we investigate the granularity of channel assignment...
Ramanuja Vedantham, Sandeep Kakumanu, Sriram Laksh...
ICC
2009
IEEE
147views Communications» more  ICC 2009»
16 years 28 days ago
Distributed Quality-Lifetime Maximization in Wireless Video Sensor Networks
—Owing to the availability of low-cost and low-power CMOS cameras, Wireless Video Sensor Networks (WVSN) has recently become a reality. However video encoding is still a costly p...
Eren Gürses, Yuan Lin, Raouf Boutaba