5903 search results - page 144 / 1181 » Signal Processing |
168
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ICASSP
2008
IEEE
15 years 11 months ago
2008
IEEE
A parallel structure to do spectrum sensing in Cognitive Radio (CR) at sub-Nyquist rate is proposed. The structure is based on Compressed Sensing (CS) that exploits the sparsity o...
154
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ISQED
2007
IEEE
15 years 11 months ago
2007
IEEE
Novel experimental characterization method and circuit modeling for frequency-variant transmission lines are presented. Experimental test patterns are designed and fabricated by u...
105
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WCE
2007
15 years 6 months ago
2007
—In this short paper we show how one may extract elastic properties of materials by probing it with elastic waves and processing the signal that returns (i.e. the scattered waves...
137
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PERVASIVE
2010
Springer
15 years 11 months ago
2010
Springer
Activity and context recognition in pervasive and wearable computing ought to continuously adapt to changes typical of open-ended scenarios, such as changing users, sensor characte...
138
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ICIP
2002
IEEE
16 years 6 months ago
2002
IEEE
Coupling the periodic time-invariance of the wavelet transform with the view of thresholding as a projection yields a simple, recursive, wavelet-based technique for denoising sign...