A New Noise Variance Estimation Algorithm for Multiuser OFDM Systems.

Yi Wang Lihua Li Ping Zhang Zemin Liu Mingyu Zhou

Published in: PIMRC (2007)

Keyphrases

estimation algorithm
noise variance
ofdm system
noisy images
regularization parameter
noise level
image noise
channel estimation
computationally efficient
gaussian noise
multipath
maximum likelihood
denoising
image processing
wavelet transform