Keyphrases
- watermarking algorithm
- wavelet transform
- wavelet domain
- three dimensional
- wavelet coefficients
- jpeg compression
- wavelet packet transform
- image watermarking
- signal processing
- image coding
- multiresolution
- image compression
- subband
- multimedia
- multiscale
- video data
- video sequences
- spread spectrum
- watermarking scheme
- copyright protection
- lossy compression
- dct coefficients
- discrete wavelet transform
- digital image watermarking
- low frequency
- digital watermarking
- video frames
- high frequency
- video analysis
- watermarking method
- video content
- geometric distortions
- neural network
- geometric attacks
- image authentication
- image sequences
- jpeg images
- digital images
- spatial domain
- filter bank