Speech steganography using wavelet and Fourier transforms.
Siwar RekikDriss GuerchiSid-Ahmed SelouaniHabib HamamPublished in: EURASIP J. Audio Speech Music. Process. (2012)
Keyphrases
- rotation invariant
- fourier transform
- frequency domain
- lifting wavelet
- speech recognition
- power spectrum
- denoising
- wavelet transform
- signal processing
- wavelet coefficients
- fourier domain
- spatial domain
- signal and image processing
- speech signal
- wavelet domain
- fourier analysis
- radon transform
- multiscale
- fast fourier transform
- feature extraction
- polar coordinates
- correlation function
- multiresolution
- log polar
- data embedding
- speaker identification
- neural network
- bandpass
- image compression
- non stationary
- denoising methods
- image denoising