A robust vocoder with pitch-adaptive spectral envelope estimation and an integrated maximum-likelihood pitch estimator.
Douglas B. PaulPublished in: ICASSP (1979)
Keyphrases
- maximum likelihood
- parameter estimation
- estimation algorithm
- maximum likelihood estimator
- maximum likelihood estimation
- log likelihood function
- estimation error
- robust estimation
- robust estimator
- em algorithm
- maximum a posteriori
- expectation maximization
- least squares
- likelihood function
- estimation accuracy
- hyperparameters
- dense motion estimation
- importance sampling
- adaptive filtering
- error estimation
- musical instrument
- robust regression
- feature points
- decision directed