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ICPPW
2009
IEEE
13 years 6 months ago
Improvement of Messages Delivery Time on Vehicular Delay-Tolerant Networks
Vehicular Delay-Tolerant Networks (VDTNs) are an application of the Delay-Tolerant Network (DTN) concept, where the movement of vehicles and their message relaying service is used ...
Vasco Nuno da Gama de Jesus Soares, Joel Jos&eacut...
BWCCA
2010
13 years 3 months ago
Lifetime Security Improvement in Wireless Sensor Network Using Queue-Based Techniques
A wireless sensor network (WSN) is envisioned as a cluster of tiny power-constrained devices with functions of sensing and communications. Sensors closer to a sink node have a larg...
Fuu-Cheng Jiang, Hsiang-Wei Wu, Der-Chen Huang, Ch...
EJASP
2010
116views more  EJASP 2010»
13 years 3 months ago
Data Fusion for Improved Respiration Rate Estimation
Abstract--We present an application of a modified KalmanFilter (KF) framework for data fusion to the estimation of respiratory rate from multiple physiological sources which is rob...
Shamim Nemati, Atul Malhotra, Gari D. Clifford
PRL
2010
188views more  PRL 2010»
13 years 3 months ago
A fast divisive clustering algorithm using an improved discrete particle swarm optimizer
As an important technique for data analysis, clustering has been employed in many applications such as image segmentation, document clustering and vector quantization. Divisive cl...
Liang Feng, Ming-Hui Qiu, Yu-Xuan Wang, Qiao-Liang...
TSP
2010
13 years 3 months ago
Improving wireless physical layer security via cooperating relays
Physical (PHY) layer security approaches for wireless communications can prevent eavesdropping without upper layer data encryption. However, they are hampered by wireless channel c...
Lun Dong, Zhu Han, Athina P. Petropulu, H. Vincent...