148 search results - page 13 / 30 » Signal masking in Gaussian channels |
TIT
1998
13 years 9 months ago
1998
—In 1948 Shannon developed fundamental limits on the efficiency of communication over noisy channels. The coding theorem asserts that there are block codes with code rates arbit...
ICASSP
2011
IEEE
13 years 1 months ago
2011
IEEE
This paper proposes a new blind algorithm, based on Mixture Kalman Filtering (MKF), for joint carrier recovery and channel estimation in time-selective Rayleigh fading channels. M...
ICIAP
2007
ACM
14 years 4 months ago
2007
ACM
Outliers due to occlusions and contrast and offset signal deviations notably hinder recognition and retrieval of facial images. We propose a new maximum likelihood matching score ...
ICASSP
2010
IEEE
13 years 10 months ago
2010
IEEE
In this work, we show how expectation maximization based simultaneous channel and noise estimation can be derived without a vector Taylor series expansion. The central idea is to ...
ICIP
2002
IEEE
14 years 11 months ago
2002
IEEE
This paper studies a progressive image transmission technique over waveform channels. The Channel Optimized Vector Quantization codec (COVQ) [1] is applied to the image wavelet co...