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189
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ICASSP
2009
IEEE
16 years 1 months ago
2009
IEEE
—Spectrum access is an important function of cognitive radios for detecting and utilizing spectrum holes without harming the legacy systems. In this paper, we propose novel coope...
190
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ICC
2009
IEEE
16 years 1 months ago
2009
IEEE
A graph-based framework for dynamic fractional frequency reuse (FFR) in multi-cell OFDMA networks is proposed in this work. FFR is a promising resource allocation technique that c...
181
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ICC
2009
IEEE
16 years 1 months ago
2009
IEEE
—The DVB-H standard has been defined to provide digital video broadcast to mobile handheld devices. However, without a request channel, a handheld device may encounter data loss...
148
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ICC
2009
IEEE
16 years 1 months ago
2009
IEEE
Relays play an important role for increasing rate and reducing energy consumption of wireless networks. In this paper we consider a three-node network (source, relay, destination)...
167
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ICC
2009
IEEE
16 years 1 months ago
2009
IEEE
—In host-based intrusion detection systems (HIDS), anomaly detection involves monitoring for significant deviations from normal system behavior. Hidden Markov Models (HMMs) have...