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GLOBECOM
2010
IEEE
15 years 4 months ago
Differential Cooperative Communications with Space-Time Network Coding
Abstract--In multinode cooperative communications, simultaneous transmissions from two or more nodes are challenging due to its asynchronous nature. In addition, channel estimation...
Zhenzhen Gao, Hung-Quoc Lai, K. J. Ray Liu
GLOBECOM
2010
IEEE
15 years 4 months ago
A Dynamic Framed ALOHA Scheme for Batch Resolution in Practical CSMA-Based Wireless Networks
Abstract--The batch resolution problem consists in arbitrating the channel access of a group of nodes in a wireless network in order to collect a single packet from each node in th...
Andrea Zanella
PIMRC
2010
IEEE
15 years 4 months ago
Downlink capacity of two-tier cognitive femto networks
Abstract--In two-tier networks consisting of a macrocell overlaid with femtocells in co-channel deployment and closed-access policy, spatial reuse is achieved at the price of sever...
Shin-Ming Cheng, Weng-Chon Ao, Kwang-Cheng Chen
SECON
2010
IEEE
15 years 4 months ago
Secondis: An Adaptive Dissemination Protocol for Synchronizing Wireless Sensor Networks
Reliability and predictability of the timing behavior have shown to be major issues for wireless sensor network deployments. Real-time requirements presented by several application...
Federico Ferrari, Andreas Meier, Lothar Thiele
ICIP
2002
IEEE
16 years 8 months ago
Hybrid and parallel face classifier based on artificial neural networks and principal component analysis
We present a hybrid and parallel system based on artificial neural networks for a face invariant classifier and general pattern recognition problems. A set of face features is ext...
Peter V. Bazanov, Tae-Kyun Kim, Seok-Cheol Kee, Sa...