Speech Scrambling Based on Imitation of a Target Speech Signal with Non-confidential Content.
Dora M. Ballesteros L.Juan M. Moreno APublished in: Circuits Syst. Signal Process. (2014)
Keyphrases
- speech signal
- speech recognition
- automatic speech recognition
- speaker identification
- vocal tract
- automatic speech recognition systems
- non stationary
- spectral analysis
- linear prediction
- speech quality
- speaker recognition
- background noise
- hidden markov models
- speech enhancement
- noisy environments
- fundamental frequency
- sound source
- speech synthesis
- multimedia
- spectral subtraction
- noisy images
- machine learning
- image compression
- pattern recognition
- cepstral coefficients
- information retrieval