Blind noise variance estimation for OFDMA signals.

François-Xavier Socheleau Dominique Pastor Abdeldjalil Aïssa-El-Bey Sébastien Houcke

Published in: ICASSP (2009)

Keyphrases

noise variance
generalized cross validation
noisy images
regularization parameter
noise level
correlation coefficient
gaussian noise
wiener filter
image noise
edge detection
multiresolution
principal component analysis
image restoration
hyperparameters