Enhanced images watermarking based on amplitude modulation.
Thumrongrat AmornraksaK. JanthawongwilaiPublished in: Image Vis. Comput. (2006)
Keyphrases
- amplitude modulation
- enhanced image
- image enhancement
- frequency modulation
- low contrast
- contrast enhancement
- spatial domain
- visual quality
- watermarking scheme
- data hiding
- denoising
- reconstruction error
- fading channels
- watermarking algorithm
- frequency domain
- image quality
- image processing
- digital watermarking
- image analysis
- color images
- error correction
- computer vision
- pattern recognition
- multiscale
- fully automatic