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QSHINE
2009
IEEE
16 years 1 months ago
Joint Optimization of System Lifetime and Network Performance for Real-Time Wireless Sensor Networks
Maximizing the aggregate network utility and minimizing the network energy consumption are important but conflict goals in wireless sensor networks. Challenges arise due to the app...
Lei Rao, Xue Liu, Jian-Jia Chen, Wenyu Liu
INFOCOM
2009
IEEE
16 years 1 months ago
A Protocol-Independent Approach for Analyzing the Optimal Operation Point of CSMA/CA Protocols
Abstract—This paper presents a protocol-independent approach to reveal a new insight into the performance of carrier sense multiple access with collision avoidance (CSMA/CA) prot...
Yu Cheng, Xinhua Ling, Weihua Zhuang
CDC
2008
IEEE
124views Control Systems» more  CDC 2008»
16 years 1 months ago
A proximal center-based decomposition method for multi-agent convex optimization
— In this paper we develop a new dual decomposition method for optimizing a sum of convex objective functions corresponding to multiple agents but with coupled constraints. In ou...
Ion Necoara, Johan A. K. Suykens
HASE
2008
IEEE
16 years 1 months ago
Power Optimization in Fault-Tolerant Mobile Ad Hoc Networks
—In this paper, we investigate the transmission-power assignment problem for k-connected mobile ad hoc networks (MANETs), the problem of optimizing the lifetime of a MANET at a g...
Oliviero Riganelli, Radu Grosu, Samir R. Das, C. R...
GLOBECOM
2007
IEEE
16 years 1 months ago
An Optimal Strategy for Cooperative Spectrum Sensing in Cognitive Radio Networks
— Spectrum sensing is a key enabling functionality in cognitive radio (CR) networks, where the CRs act as secondary users that opportunistically access free frequency bands. Due ...
Zhi Quan, Shuguang Cui, Ali H. Sayed