Adaptive Speech Watermarking in Wavelet Domain based on Logarithm.
Mehdi FallahpourDavid MegíasHossein Najaf-ZadehPublished in: SECRYPT (2012)
Keyphrases
- wavelet domain
- watermarking algorithm
- wavelet coefficients
- spatial domain
- denoising
- wavelet transform
- multiscale
- image denoising
- shift invariant
- human visual system
- discrete wavelet transform
- multiresolution
- image watermarking scheme
- watermark embedding
- wavelet decomposition
- subband
- sar images
- high frequency
- image watermarking
- complex wavelet transform
- digital images
- wavelet domain hidden markov tree
- spread spectrum
- jpeg compression
- watermarking scheme
- natural images
- wavelet basis
- speech signal
- data hiding
- frequency domain
- phase information
- signal processing
- autoregressive model
- similarity measure
- wavelet denoising
- higher order
- image segmentation