Digital audio signal watermarking using minimum-energy scaling optimisation in the wavelet domain.
Chih-Yu HsuShu-Yi TuChao-Tung YangChing-Lung ChangShuo-Tsung ChenPublished in: IET Signal Process. (2020)
Keyphrases
- audio signal
- wavelet domain
- discrete wavelet transform
- minimum energy
- wavelet coefficients
- denoising
- spatial domain
- wavelet transform
- subband
- multiresolution
- low energy
- multiscale
- watermarking algorithm
- digital watermarking
- human visual system
- image denoising
- high frequency
- image watermarking
- music information retrieval
- frequency domain
- watermark embedding
- noisy images
- image quality
- natural images
- audio features
- spread spectrum
- image compression
- image processing