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DMIN
2006
122views Data Mining» more  DMIN 2006»
15 years 5 months ago
Cost-Sensitive Analysis in Multiple Time Series Prediction
- In this paper we propose a new methodology for Cost-Benefit analysis in a multiple time series prediction problem. The proposed model is evaluated in a real world application bas...
Chamila Walgampaya, Mehmed M. Kantardzic
SASN
2006
ACM
15 years 10 months ago
Diversify sensor nodes to improve resilience against node compromise
A great challenge in securing sensor networks is that sensor nodes can be physically compromised. Once a node is compromised, attackers can retrieve secret information (e.g. keys)...
Abdulrahman Alarifi, Wenliang Du
GLOBECOM
2007
IEEE
15 years 10 months ago
Two Energy-Saving Schemes for Cooperative Transmission with Opportunistic Large Arrays
— An opportunistic large array (OLA) is a form of cooperative diversity in which a large group of simple, inexpensive relays or forwarding nodes operate without any mutual coordi...
Lakshmi V. Thanayankizil, Aravind Kailas, Mary Ann...
ITNG
2006
IEEE
15 years 10 months ago
Efficient RBS in Sensor Networks
Sensor networks have emerged as an interesting and important research area in the last few years. In order to construct a wireless sensor network, synchronization of base stations...
Hyojung Lee, Wonpil Yu, Youngmi Kwon
TWC
2008
143views more  TWC 2008»
15 years 4 months ago
Power-efficient wireless OFDMA using limited-rate feedback
Emerging applications involving low-cost wireless sensor networks motivate well optimization of multi-user orthogonal frequency-division multiple access (OFDMA) in the power-limite...
Antonio G. Marqués, Georgios B. Giannakis, ...