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ICC
2007
IEEE
130views Communications» more  ICC 2007»
14 years 1 months ago
A Novel Key Redistribution Scheme for Wireless Sensor Networks
— Key management has long been a challenging problem in wireless Distributed Sensor Networks (DSNs) due to their high security requirements and strict resource constraints. Recen...
Chun-Fai Law, Ka-Shun Hung, Yu-Kwong Kwok
TSP
2008
112views more  TSP 2008»
13 years 7 months ago
An Algebraic Coding Scheme for Wireless Relay Networks With Multiple-Antenna Nodes
Abstract--We consider the problem of coding over a half-duplex wireless relay network where both the transmitter and the receiver have respectively several transmit and receive ant...
Frédérique E. Oggier, Babak Hassibi
ICALP
2005
Springer
14 years 26 days ago
Computational Bounds on Hierarchical Data Processing with Applications to Information Security
Motivated by the study of algorithmic problems in the domain of information security, in this paper, we study the complexity of a new class of computations over a collection of va...
Roberto Tamassia, Nikos Triandopoulos
ESA
2010
Springer
246views Algorithms» more  ESA 2010»
13 years 8 months ago
Estimating the Average of a Lipschitz-Continuous Function from One Sample
We study the problem of estimating the average of a Lipschitz continuous function f defined over a metric space, by querying f at only a single point. More specifically, we explore...
Abhimanyu Das, David Kempe
COMSWARE
2006
IEEE
14 years 1 months ago
Exploiting multi-channel clustering for power efficiency in sensor networks
Sensor networks typically comprise of a number of inexpensive small devices with processing, communication and sensing abilities that collaborate to perform a common task. Sensor d...
Ashima Gupta, Chao Gui, Prasant Mohapatra