Recognition of noisy speech by a nonstationary AR HMM with gain adaptation under unknown noise.
Ki Yong LeeJoohun LeePublished in: IEEE Trans. Speech Audio Process. (2001)
Keyphrases
- noisy speech
- non stationary
- speech signal
- hidden markov models
- spectral subtraction
- speech recognition
- automatic speech recognition systems
- speech enhancement
- background noise
- noisy environments
- automatic speech recognition
- additive noise
- vocal tract
- augmented reality
- autoregressive
- signal to noise ratio
- linear prediction
- random fields
- blind source separation
- speaker identification
- conditional random fields
- speaker recognition
- feature space
- information retrieval
- acoustic features
- pattern recognition
- image processing