Speech enhancement for non-stationary noise environment by adaptive wavelet packet.
Sungwook ChangYounghun KwonSung-il YangI-jae KimPublished in: ICASSP (2002)
Keyphrases
- non stationary
- wavelet packet
- speech enhancement
- noisy environments
- speech signal
- adaptive algorithms
- noise reduction
- background noise
- signal to noise ratio
- linear prediction
- autoregressive
- random fields
- filter bank
- speech recognition
- single channel
- denoising
- wiener filter
- automatic speech recognition
- frequency band
- additive noise
- vocal tract
- wavelet decomposition
- subband
- computer vision
- noise model
- edge detection
- wavelet transform
- data structure