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TWC
2010
14 years 10 months ago
Indoor localization with channel impulse response based fingerprint and nonparametric regression
Abstract--In this paper, we propose a fingerprint-based localization scheme that exploits the location dependency of the channel impulse response (CIR). We approximate the CIR by a...
Yunye Jin, Wee-Seng Soh, Wai-Choong Wong
TWC
2010
14 years 10 months ago
Stability analysis for cognitive radio with multi-access primary transmission
Abstract--This letter analyzes the impact, from a networklayer perspective, of having a single cognitive radio transmitterreceiver pair share the spectrum with multiple primary use...
Ioannis Krikidis, Natasha Devroye, John S. Thompso...
TWC
2010
14 years 10 months ago
A PAPR Reduction Method Based on Artificial Bee Colony Algorithm for OFDM Signals
Abstract--One of the major drawbacks of orthogonal frequency division multiplexing (OFDM) signals is the high peak to average power ratio (PAPR) of the transmitted signal. Many PAP...
Yajun Wang, Wen Chen, Chintha Tellambura
150
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VC
2010
213views more  VC 2010»
14 years 10 months ago
Contrast prescription for multiscale image editing
Abstract Recently proposed edge-preserving multiscale image decompositions enable artifact-free and visually appealing image editing. As the human eye is sensitive to contrast, per...
Dawid Pajak, Martin Cadík, Tunç Ozan...
CORR
2011
Springer
193views Education» more  CORR 2011»
14 years 7 months ago
How Unique and Traceable are Usernames?
Abstract. Usernames are ubiquitously used for identification and authentication purposes on web services and the Internet at large, ranging from the local-part of email addresses ...
Daniele Perito, Claude Castelluccia, Mohamed Ali K...