Fast 3-level binary higher order statistics for simultaneous voiced/unvoiced and pitch detection of a speech signal.
Ali AlkulaibiJohn J. SoraghanTariq S. DurraniPublished in: Signal Process. (1997)
Keyphrases
- speech signal
- higher order statistics
- speech recognition
- acoustic features
- noisy environments
- fundamental frequency
- automatic speech recognition
- vocal tract
- speaker identification
- background noise
- spectral analysis
- non stationary
- additive noise
- hidden markov models
- speech quality
- probability density function
- gaussian distribution
- fourth order
- independent component analysis
- correlation coefficient
- maximum likelihood
- image statistics
- machine learning
- neural network