Frequency and time filtering of filter-bank energies for HMM speech recognition.
Climent NadeuJosé B. MariñoJavier HernandoAlbino NogueirasPublished in: ICSLP (1996)
Keyphrases
- speech recognition
- filter bank
- hidden markov models
- finite impulse response
- image coding
- subband
- cepstral coefficients
- perfect reconstruction
- multiresolution
- low frequency
- multiscale
- speech signal
- keyword spotting
- frequency domain
- wavelet packet
- signal processing
- automatic speech recognition
- speech synthesis
- speech recognizer
- speech processing
- speaker independent
- fir filters
- pattern recognition
- language model
- low pass
- wavelet transform
- speech recognition systems
- noisy environments
- speaker identification
- computationally efficient
- information retrieval
- spectral analysis
- high frequency
- filter responses
- image compression
- neural network
- adaptive filtering
- wavelet coefficients
- speaker adaptation
- speaker dependent