A new watermarking scheme for colour image using QR decomposition and ternary coding.
Qingtang SuYonghui LiuDecheng LiuZihan YuanHongye NingPublished in: Multim. Tools Appl. (2019)
Keyphrases
- watermarking scheme
- colour images
- qr decomposition
- watermarking algorithm
- decomposition method
- single image
- mathematical morphology
- dimension reduction
- linear discriminant analysis
- pixel values
- multi valued
- singular value decomposition
- morphological operators
- computer vision
- gray level
- natural images
- wavelet transform
- pattern recognition
- support vector