Noise power spectral density estimation from noisy speech using on-line trained hidden Markov models.
Karsten Vandborg SørensenSøren Vang AndersenPublished in: EUSIPCO (2005)
Keyphrases
- hidden markov models
- noisy speech
- density estimation
- speech recognition
- mixture model
- automatic speech recognition systems
- density function
- probability density function
- outlier detection
- speech signal
- exponential family
- gaussian mixture model
- spectral subtraction
- automatic speech recognition
- principal component analysis
- speech enhancement
- higher order