VQ-Based Image Watermarking Using Anti-Gray Coding.
Chin-Chen ChangHsien-Wen TsengPublished in: Informatica (2004)
Keyphrases
- image watermarking
- vector quantization
- coding scheme
- watermarking algorithm
- image compression
- discrete wavelet transform
- digital watermarking
- lossy compression
- jpeg compression
- copyright protection
- geometric distortions
- additive noise
- image quality
- inter frame
- vector quantizer
- coding method
- pattern matching
- image processing
- lossless compression
- feature vectors