Speech steganography using wavelet and Fourier transforms.

Siwar Rekik Driss Guerchi Sid-Ahmed Selouani Habib Hamam

Published 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