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GLOBECOM
2008
IEEE
15 years 11 months ago
Scalable Redundancy for Sensors-to-Sink Communication
—In this paper, we present a new technique that uses deterministic binary network coding in a distributed manner to enhance the resiliency of Sensor-to-Base information flow aga...
Osameh M. Al-Kofahi, Ahmed E. Kamal
GLOBECOM
2008
IEEE
15 years 11 months ago
Securing Time-Synchronization Protocols in Sensor Networks: Attack Detection and Self-Healing
— There have been many time synchronization protocols proposed for sensor networks. However, the issues related with securing such protocols have not received adequate amount of ...
Yafei Yang, Yan Sun
GLOBECOM
2008
IEEE
15 years 11 months ago
Collaborative Opportunistic Spectrum Access in the Presence of Multiple Transmitters
Abstract— We present a collaborative algorithm to enable opportunistic spectrum access for cognitive radios in the presence of multiple co-channel transmitters. A spectrum hole d...
Ahmed O. Nasif, Brian L. Mark
ICASSP
2008
IEEE
15 years 11 months ago
Bootstrap tests for the time constancy of multifractal attributes
On open and controversial issue in empirical data analysis is to decide whether scaling and multifractal properties observed in empirical data actually exist, or whether they are ...
Herwig Wendt, Patrice Abry
ICASSP
2008
IEEE
15 years 11 months ago
Computationally efficient equalization of room impulse responses robust to system estimation errors
Equalization techniques for room impulse responses (RIRs) are important in acoustic signal processing applications such as speech dereverberation. In practice, only approximate es...
Wancheng Zhang, Nikolay D. Gaubitch, Patrick A. Na...