Adaptive Watermarking Algorithm of Color Images of Ancient Documents on YIQ-PCA Color Space.
Mohamed Neji MaatoukNajoua Essoukri Ben AmaraPublished in: CISIS-ICEUTE (2015)
Keyphrases
- color space
- color images
- watermarking algorithm
- signal processing
- principal component analysis
- color image segmentation
- rgb color space
- gray scale
- jpeg compression
- color information
- image processing
- wavelet domain
- watermarking scheme
- color histogram
- skin color
- color features
- color quantization
- color components
- color model
- color correction
- keywords
- lossy compression
- multiscale
- face recognition
- grayscale images
- gray level images
- dct coefficients
- ycbcr color space