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A New Method for Low SNR Estimation of Noisy Speech Signals Using Fourth-Order Moments.
Roghayeh Doost
Abolghasem Sayadiyan
Hossein Shamsi
Published in:
IEICE Trans. Inf. Syst. (2010)
Keyphrases
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low snr
fourth order
similarity measure
high order
pairwise
optimization algorithm
partial differential equations
gaussian distribution
noise removal
objective function
em algorithm
error rate
image enhancement
hybrid method