Noise robust speech parameterization based on joint wavelet packet decomposition and autoregressive modeling.
Bojan KotnikZdravko KacicBogomir HorvatPublished in: INTERSPEECH (2003)
Keyphrases
- autoregressive
- non stationary
- gaussian markov random field
- wavelet packet decomposition
- random fields
- wavelet transformation
- signal to noise ratio
- neural network
- sar images
- wavelet packet
- speech signal
- low frequency
- noise reduction
- high frequency
- computationally efficient
- feature vectors
- pattern recognition
- multiscale