Reference-free SNR Measurement for Narrowband and Wideband Speech Signals in Car Noise.
Balázs FodorTim FingscheidtPublished in: ITG Conference on Speech Communication (2012)
Keyphrases
- speech signal
- speech enhancement
- signal to noise ratio
- noisy environments
- speech recognition
- additive noise
- spectral subtraction
- background noise
- vocal tract
- non stationary
- linear prediction
- automatic speech recognition
- noise reduction
- noisy speech
- speech quality
- hidden markov models
- adaptive filtering
- spectral analysis
- blind source separation
- automatic speech recognition systems
- fundamental frequency
- noisy images
- pattern recognition
- speech synthesis
- gaussian noise
- noise level
- sound signals
- neural network