Audio watermarking in transform domain based on singular value decomposition and Cartesian-polar transformation.
Pranab Kumar DharTetsuya ShimamuraPublished in: Int. J. Speech Technol. (2014)
Keyphrases
- singular value decomposition
- transform domain
- polar coordinates
- spatial domain
- frequency domain
- singular values
- log polar
- low rank
- least squares
- fourier transform
- hadamard transform
- latent semantic indexing
- dimension reduction
- dimensionality reduction
- reconstruction error
- wavelet domain
- principal component analysis
- singular vectors
- multiscale
- machine learning
- image processing
- low rank approximation
- three dimensional
- high quality
- signal processing
- high dimensional
- denoising
- filter bank