Mel scaled M-band wavelet filter bank for speech recognition.
Prashant UpadhyayaOmar FarooqMusiur Raza AbidiPublished in: Int. J. Speech Technol. (2018)
Keyphrases
- speech recognition
- filter bank
- low pass
- iir filters
- cepstral coefficients
- subband
- wavelet packet
- multiscale
- wavelet filters
- frequency band
- multiresolution
- wavelet coefficients
- image coding
- perfect reconstruction
- lifting scheme
- wavelet transform
- hidden markov models
- language model
- pattern recognition
- wavelet decomposition
- speech signal
- automatic speech recognition
- signal processing
- wavelet domain
- infinite impulse response
- high frequency
- synthesis filters
- frequency domain
- computationally efficient
- discrete wavelet transform
- bit rate
- speaker identification
- speech recognition systems
- spectral analysis
- image compression
- low frequency
- computer vision
- feature vectors
- power spectrum
- image processing
- natural images
- edge detection
- motion estimation
- computational complexity