The effects of subtractive-type speech enhancement/noise reduction algorithms on parameter estimation for improved recognition and coding in high noise environments.
William M. KushnerVladimir GoncharoffChung WuVien NguyenJohn N. DamoulakisPublished in: ICASSP (1989)
Keyphrases
- noise reduction
- parameter estimation
- speech enhancement
- noisy environments
- signal to noise ratio
- high noise
- maximum likelihood
- impulse noise
- edge preserving
- noise free
- least squares
- noise level
- median filter
- noise removal
- em algorithm
- edge detection
- random fields
- model selection
- markov random field
- linear prediction
- single channel
- feature extraction
- image quality
- wiener filter
- pattern recognition