Sciweavers

2571 search results - page 162 / 515
» Approximation schemes for wireless networks
Sort
View
184
Voted
CORR
2010
Springer
183views Education» more  CORR 2010»
15 years 7 months ago
On the Energy Efficiency of LT Codes in Proactive Wireless Sensor Networks
This paper presents the first analysis on the energy efficiency of LT codes with Non-Coherent M-ary Frequency Shift Keying (NCMFSK), known as green modulation [1], in a proactive W...
Jamshid Abouei, J. David Brown, Konstantinos N. Pl...
208
Voted
CORR
2007
Springer
148views Education» more  CORR 2007»
15 years 6 months ago
Optimal Power Allocation for Distributed Detection over MIMO Channels in Wireless Sensor Networks
—In distributed detection systems with wireless sensor networks, the communication between sensors and a fusion center is not perfect due to interference and limited transmitter ...
Xin Zhang, H. Vincent Poor, Mung Chiang
TSP
2008
103views more  TSP 2008»
15 years 6 months ago
Distributed Adaptive Quantization for Wireless Sensor Networks: From Delta Modulation to Maximum Likelihood
Abstract-- We consider distributed parameter estimation using quantized observations in wireless sensor networks where due to bandwidth constraint, each sensor quantizes its local ...
Jun Fang, Hongbin Li
INFOCOM
2010
IEEE
15 years 5 months ago
ACR: Active Collision Recovery in Dense Wireless Sensor Networks
Abstract—Packet collision causes packet loss and wastes resources in wireless networks. It becomes even worse in dense WSNs, due to burst-traffic and congestion around sinks. In...
Yafeng Wu, Gang Zhou, John A. Stankovic
TCOM
2010
79views more  TCOM 2010»
15 years 5 months ago
On optimum selection relaying protocols in cooperative wireless networks
—In this letter, the outage probabilities of selection relaying protocols are analyzed and compared for cooperative wireless networks. It is assumed that both source and relay us...
Weifeng Su, Xin Liu