Keyphrases
- quadtree
- watermarking scheme
- multiresolution
- data structure
- image representation
- digital watermarking
- jpeg compression
- reversible watermarking
- tree structure
- spread spectrum
- copyright protection
- watermarking algorithm
- inter frame
- human visual system
- watermark embedding
- watermarking technique
- image processing
- lossless compression
- computer vision
- wavelet transform
- computational complexity
- feature selection