Bandwidth Extension of Telephone Speech Using a Neural Network and a Filter Bank Implementation for Highband Mel Spectrum.
Hannu PulakkaPaavo AlkuPublished in: IEEE Trans. Speech Audio Process. (2011)
Keyphrases
- filter bank
- neural network
- subband
- image coding
- multiresolution
- multiscale
- signal processing
- subband coding
- wavelet packet
- computationally efficient
- frequency domain
- perfect reconstruction
- speech recognition
- denoising
- reconstruction error
- discrete cosine transform
- pattern recognition
- image compression
- low pass
- linear prediction