61 search results - page 10 / 13 » Compressive spectral estimation for nonstationary random pro... |
181
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ICIP
2007
IEEE
16 years 7 months ago
2007
IEEE
We introduce a new approach to image reconstruction from highly incomplete data. The available data are assumed to be a small collection of spectral coef?cients of an arbitrary li...
142
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ICASSP
2008
IEEE
15 years 12 months ago
2008
IEEE
Compressed sensing allows perfect recovery of sparse signals (or signals sparse in some basis) using only a small number of measurements. The results in the literature have focuse...
142
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ICASSP
2009
IEEE
16 years 8 days ago
2009
IEEE
In this paper we propose a nonparametric hypothesis test for stationarity based on local Fourier analysis. We employ a test statistic that measures the variation of time-localized...
167
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ICASSP
2008
IEEE
15 years 12 months ago
2008
IEEE
This paper proposes a speech enhancement method for signals contaminated by room reverberation and additive background noise. The following conditions are assumed: (1) The spectra...
189
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WCE
2007
15 years 6 months ago
2007
— This paper presents the initial results of a study aimed at improving the method by which the vibrations produced by transport vehicles are characterised and simulated. More sp...