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TSP
2010
14 years 4 months ago
Mitigating channel estimation error with timing synchronization tradeoff in cooperative communications
Channel estimation error and co-channel interference (CCI) problems are among the main causes of performance degradation in wireless networks. In this paper, we investigate the im...
Ahmed S. Ibrahim, K. J. Ray Liu
TWC
2010
14 years 4 months ago
Dual-hop adaptive packet transmission systems with regenerative relaying
We propose and analyze two different approaches for performing adaptive modulation and coding (AMC) in dualhop transmission systems, where a source node S communicates with a certa...
Andreas Müller 0001, Hong-Chuan Yang
TWC
2010
14 years 4 months ago
Lifetime-resource tradeoff for multicast traffic in wireless sensor networks
In this paper, we study the problem of supporting multicast traffic in wireless sensor networks with network coding. On one hand, coding operations can reduce power consumption and...
Vahid Shah-Mansouri, Vincent W. S. Wong

Publication
352views
14 years 2 months ago
A Contourlet Transform Feature Extraction Scheme for Ultrasound Thyroid Texture Classification
Ultrasonography is an invaluable and widely used medical imaging tool. Nevertheless, automatic texture analysis on ultrasound images remains a challenging issue. This work presen...
Stamos Katsigiannis, Eystratios G. Keramidas, Dimi...
102
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CORR
2011
Springer
199views Education» more  CORR 2011»
14 years 1 months ago
STiCMAC: A MAC Protocol for Robust Space-Time Coding in Cooperative Wireless LANs
Relay-assisted cooperative wireless communication has been shown to have significant performance gains over the legacy direct transmission scheme. Compared with single relay base...
Pei Liu, Chun Nie, Thanasis Korakis, Elza Erkip, S...