Watermarking of speech signals based on formant enhancement.
Shengbei WangMasashi UnokiPublished in: EUSIPCO (2014)
Keyphrases
- speech signal
- speech recognition
- vocal tract
- automatic speech recognition
- speaker identification
- linear prediction
- hidden markov models
- non stationary
- noisy environments
- additive noise
- image processing
- watermarking scheme
- blind source separation
- speech enhancement
- automatic speech recognition systems
- speech quality
- background noise
- spectral analysis
- image enhancement
- fundamental frequency
- multiscale
- pattern recognition