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A noise estimation method based on improved VAD used in noise spectral suppression under highly non-stationary noise environments.
Kenji Nakayama
Shoya Higashi
Akihiro Hirano
Published in:
EUSIPCO (2009)
Keyphrases
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noise estimation
non stationary
white noise
noise level
noise reduction
image noise
denoising
gaussian noise
additive noise
noisy environments
speech recognition
image restoration
noise free
wavelet packet
video sequences
noise variance
wiener filter
multiscale
noisy images
signal to noise ratio
edge detection