5903 search results - page 457 / 1181 » Signal Processing |
141
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ICASSP
2008
IEEE
16 years 2 months ago
2008
IEEE
Recently the concept of ideal binary time-frequency masks has received attention and their optimality in terms of signalto-noise ratio has been presumed. However the optimality is...
191
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ICASSP
2008
IEEE
16 years 2 months ago
2008
IEEE
Lattice reduction by means of the LLL algorithm has been previously suggested as a powerful preprocessing tool that allows to improve the performance of suboptimal detectors and t...
185
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ICASSP
2008
IEEE
16 years 2 months ago
2008
IEEE
In the general area of radar detection, estimation of the clutter covariance matrix is an important point. This matrix commonly exhibits a persymmetric structure: this is the case...
200
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ICASSP
2008
IEEE
16 years 2 months ago
2008
IEEE
—We consider power control in spectrum overlay networks (also referred to as opportunistic spectrum access) where secondary users identify and exploit instantaneous and local spe...
178
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ICASSP
2008
IEEE
16 years 2 months ago
2008
IEEE
In this paper, we propose a method for robust kernel density estimation. We interpret a KDE with Gaussian kernel as the inner product between a mapped test point and the centroid ...