Wavelet-domain audio watermarking using optimal modification on low-frequency amplitude.
Shuo-Tsung ChenChih-Yu HsuHuang-Nan HuangPublished in: IET Signal Process. (2015)
Keyphrases
- wavelet domain
- low frequency
- high frequency
- wavelet coefficients
- wavelet transform
- discrete wavelet transform
- subband
- phase information
- frequency domain
- spatial domain
- shift invariant
- multiscale
- multiresolution
- wavelet decomposition
- frequency band
- denoising
- wavelet transformation
- visual quality
- wavelet analysis
- image denoising
- high resolution
- watermarking algorithm
- contourlet transform
- low and high frequency
- bit rate
- low pass
- human visual system
- fusion rules
- denoising algorithm
- image compression
- high quality
- high frequency components
- image sequences