Suppression of additive noise using a power spectral density MMSE estimator.
Guo-Hong DingTaiyi HuangBo XuPublished in: IEEE Signal Process. Lett. (2004)
Keyphrases
- additive noise
- power spectral density
- maximum likelihood
- optimal filter
- edge detection
- noisy images
- spectral analysis
- fourier transform
- spatial domain
- frequency domain
- power spectrum
- speech signal
- prediction error
- frequency band
- maximum a posteriori
- multiscale
- filter bank
- noise level
- random variables
- wiener filter
- noise reduction
- point spread function
- edge detector
- denoising
- image processing
- natural images
- subband