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ICASSP
2011
IEEE
14 years 1 months ago
2011
IEEE
We consider discrete-time all-analog-processing joint sourcechannel coding, using non-linear spiral-like curves. We assume a Rayleigh channel, where the receiver may employ or not...
ICASSP
2011
IEEE
14 years 1 months ago
2011
IEEE
The new eSBR tool of MPEG-D Universal Speech and Audio Coding offers a great advantage in compression of high frequency content, however it produces audible artifacts for sounds w...
ICASSP
2011
IEEE
14 years 1 months ago
2011
IEEE
Grassmannian beamforming is an efficient way to quantize channel state information in multiple-input multiple-output wireless systems. Unfortunately, multiuser systems require la...
ICASSP
2011
IEEE
14 years 1 months ago
2011
IEEE
We present several new methods for coding of spectrum coefficients in embedded audio codecs. In audio codecs, the spectrum is often divided in sub-bands, and quantized using a vec...
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AAAI
2011
13 years 9 months ago
2011
Automated feature discovery is a fundamental problem in machine learning. Although classical feature discovery methods do not guarantee optimal solutions in general, it has been r...