5903 search results - page 334 / 1181 » Signal Processing |
180
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ICASSP
2008
IEEE
16 years 1 months ago
2008
IEEE
We propose a new approach to underdetermined Blind Source Separation (BSS) using sparse decomposition over monochannel dictionary atoms and compare it to multichannel dictionary a...
147
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ICASSP
2008
IEEE
16 years 1 months ago
2008
IEEE
Recent information hiding schemes are scrutinized in terms of their cryptographic performance. We establish conditions under which the key equivocation function is optimal for the...
195
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ICASSP
2008
IEEE
16 years 1 months ago
2008
IEEE
In this paper we propose a generally applicable frequency domain equalization and radio frequency (RF) impairment compensation technique for orthogonal frequency division multiple...
141
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ICASSP
2008
IEEE
16 years 1 months ago
2008
IEEE
The Shalvi-Weinstein super-exponential algorithm for blind channel equalization employs empirical high-order cross-cumulants between the equalizer’s input and output for iterati...
141
click to vote
ICASSP
2008
IEEE
16 years 1 months ago
2008
IEEE
We develop a computationally efficient and memory efficient approach to (near) maximum a posteriori probability demodulation for MIMO systems with QPSK signalling, based on semi...