DCT-domain watermarking techniques for still images: detector performance analysis and a new structure.
Juan Ramón HernándezMartin AmadoFernando Pérez-GonzálezPublished in: IEEE Trans. Image Process. (2000)
Keyphrases
- dct domain
- image data
- compressed domain
- input image
- video watermarking
- image retrieval
- image blocks
- test images
- three dimensional
- reference frame
- jpeg images
- dct coefficients
- transform domain
- similarity measure
- digital images
- watermarking algorithm
- spatial domain
- event detection
- image compression
- copyright protection
- multiresolution
- watermark detection