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ICASSP
2009
IEEE
15 years 10 months ago
A variational EM algorithm for learning eigenvoice parameters in mixed signals
We derive an efficient learning algorithm for model-based source separation for use on single channel speech mixtures where the precise source characteristics are not known a pri...
Ron J. Weiss, Daniel P. W. Ellis
GLOBECOM
2008
IEEE
15 years 10 months ago
Blind Turbo Channel Estimation of QAM Signals Exploiting Code Constraints
—We present a blind turbo equalizer for QAM signals that exploits the statistics that a channel code imposes on the transmitted signal. The receiver is an adaptation of previous ...
André Fonseca dos Santos, Wolfgang Rave, Ge...
ICSM
2006
IEEE
15 years 9 months ago
Exploiting the Analogy Between Traces and Signal Processing
The main challenge of dynamic analysis is the huge volume of data, making it difficult to extract high level views. Most techniques developed so far adopt a finegrained approach ...
Adrian Kuhn, Orla Greevy
116
Voted
SBRN
2002
IEEE
15 years 8 months ago
Using a Chain of LVQ Neural Networks for Pattern Recognition of EEG Signals Related to Intermittent Photic-Stimulation
This work reports the use of neural networks for pattern recognition in electroencephalographic signals related to intermittent photic-stimulation. Due to the low signal/noise rat...
Mauricio Kugler, Heitor Silvério Lopes
128
Voted
ISLPED
2000
ACM
107views Hardware» more  ISLPED 2000»
15 years 8 months ago
Low power mixed analog-digital signal processing
The power consumption of mixed-signal systems featured by an analog front-end, a digital back-end, and with signal processing tasks that can be computed with multiplications and a...
Mattias Duppils, Christer Svensson