Spatial Covariance Matrix Estimation for Reverberant Speech with Application to Speech Enhancement.
Ran WeismanVladimir TourbabinPaul CalamiaBoaz RafaelyPublished in: INTERSPEECH (2020)
Keyphrases
- covariance matrix
- speech signal
- speech enhancement
- covariance matrices
- noisy environments
- principal component analysis
- noise reduction
- speech recognition
- sample size
- signal to noise ratio
- estimation error
- vocal tract
- non stationary
- maximum likelihood
- objective function
- smoothing algorithm
- noisy speech
- correlation matrix
- linear prediction
- pattern recognition