Time-domain pitch period extraction of speech signals using three nonlinear digital filters.
Wolfgang J. HessPublished in: ICASSP (1979)
Keyphrases
- digital filters
- speech signal
- formant frequencies
- fundamental frequency
- speech recognition
- automatic speech recognition
- automatic speech recognition systems
- noisy environments
- hidden markov models
- low pass filter
- spectral analysis
- frequency domain
- additive noise
- transfer function
- fir filters
- median filter
- discrete wavelet transform
- non stationary
- genetic algorithm
- neural network
- sound source
- nonlinear filters
- control system
- multiscale
- machine learning