Speech enhancement using nonlinear microphone array under nonstationary noise conditions.
Hiroshi SaruwatariShoji KajitaKazuya TakedaFumitada ItakuraPublished in: EUROSPEECH (1999)
Keyphrases
- non stationary
- speech enhancement
- speech signal
- noisy environments
- noise reduction
- signal to noise ratio
- background noise
- linear prediction
- noisy speech
- vocal tract
- additive noise
- random fields
- single channel
- automatic speech recognition
- autoregressive
- wiener filter
- edge preserving
- multiscale
- noise model
- smoothing algorithm
- edge detection
- pattern recognition