Estimation of Quantization Step Size Against Amplitude Modification Attack in Scalar Quantization-Based Audio Watermarking.
Siho KimKeun-Sung BaePublished in: ICASSP (5) (2006)
Keyphrases
- rate distortion optimization
- step size
- rate control
- scalar quantization
- rate distortion
- bit allocation
- convergence rate
- cost function
- bit rate
- convergence speed
- multiple description
- quantization step
- wavelet coefficients
- bit plane
- image quality
- subband
- image coder
- motion estimation
- source coding
- bitstream
- low bit rate
- wavelet domain
- image processing
- high frequency
- image compression
- image data
- feature vectors
- multiscale