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178
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ICASSP
2008
IEEE
16 years 1 months ago
2008
IEEE
A stylized compressed sensing radar is proposed in which the timefrequency plane is discretized into an N × N grid. Assuming the number of targets K is small (i.e., K N2 ), then ...
176
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ICASSP
2008
IEEE
16 years 1 months ago
2008
IEEE
This paper considers the image reconstruction problem when the original image is assumed to be sparse and when limited information of the point spread function (PSF) is available....
124
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ICASSP
2008
IEEE
16 years 1 months ago
2008
IEEE
We propose an extension of EFICA algorithm for piecewise stationary and non Gaussian signals. The proposed method is able to profit from varying distribution of the original sign...
151
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ICASSP
2008
IEEE
16 years 1 months ago
2008
IEEE
In this paper, we develop an improved approach to the worstcase robust adaptive beamforming for general-rank signal models by means of taking into account the positive semi-defin...
161
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ICASSP
2008
IEEE
16 years 1 months ago
2008
IEEE
We consider a pilot-assisted interleave-division multiple access (IDMA) system transmitting over block-fading channels. We describe this system in terms of a factor graph and use ...