A New Image Watermarking Technique in Spatial Domain Using DC Coefficients and Graph Representation.
Lamri LaouamerPublished in: AMLTA (2019)
Keyphrases
- spatial domain
- watermarking technique
- watermarked image
- graph representation
- data hiding
- frequency domain
- compressed domain
- transform domain
- cover image
- wavelet domain
- multiscale
- image authentication
- dct domain
- image data
- digital images
- digital watermarking
- motion estimation
- pixel values
- watermarking scheme
- jpeg compression
- digital watermark
- digital content
- watermarking algorithm
- reference frame
- copyright protection
- low frequency
- secret image
- high frequency
- denoising
- similarity measure
- watermark detection
- feature extraction